2025
3,375 posts
2025 3,375
December 2025
- Bringing A Yagi Antenna to 915MHz LoRa
- Escaping the Linux Networking Stack at Cloudflare
- Rectal Oxygenation Could Save Your Life One Day
- Measuring Caffeine Content At Home
- Why Can’t I 3D Print With Rubber?
- It’s Time To Make A Major Change to D-Bus On Linux
- Chamber Master: Control Your 3D Printer Enclosure Like a Pro
- Modernizing a Classic Datsun Engine
- All Projections Suck, So Play Risk on a Globe Instead
- TULIP: The Ultimate Intelligent Peripheral for the HP-41 Handheld Calculator
- Xcc700: Self-Hosted C Compiler for the ESP32/Xtensa
- Vice of Old Brought to the Modern Age
- Linux Fu: Compose Yourself!
- The Confusing World Of Bus Mice
- Know Audio: Microphone Basics
- Microsoft’s WebTV is Being Revived by Fans
- 39C3: Liberating ESP32 Bluetooth
- Playing a Game of Linux on your Sony Playstation 2
- The Rise of Fake Casio Scientific Calculators
- 3D Printing a Telescope is Rewarding, Even if Not Always Cheaper
- 39C3: Recreating Sandstorm
- Different Algorithms Sort Christmas Lights
- Keebin’ with Kristina: the One with the Keyboard-Mouse, Again
- 39C3: Hacking Washing Machines
- How Wind Nearly Took Down Boulder NTP
- Only Known Copy of UNIX V4 Recovered From Tape
- 39C3: Hardware, and the Hard Bit
- The Birotary Engine Explained
- Streaming Music to Cassette
- Retro Semiconductors: The Silicon Controlled Rectifier
- Photographing Cosmic Rays with a Consumer Camera
- Create Aerated Concrete Using Xanthan Gum and Dishwashing Liquid
- Cheetah MX4 Mini: A Pint-Sized 3D Printer Controller
- Cloudflare’s Outages and Why Cool Kids Test on Prod
- Raspberry Pi Gets Desktop Form Factor
- Moving Mousepad Is An Elegant Aimbot
- What to do When Your Foucault Pendulum Stops Swinging
- Seeing Sound for Under $200
- Building Beautiful LED Lanterns With Black LED Acrylic
- Playing DOOM on a Receipt Printer
- Active Ideal Full Bridge Rectifier using TEA2208T
- Print Your Next LED Bezel
- Building a Wall-Mounted Sound Visualizer
- Drunken eBay Purchase Becomes Motorized, Speaking Dalek
- Simulating Driven-Dissipative Quantum Spin Dynamics on Consumer Hardware
- Mini Battery-Powered Vapor-Compression Air Conditioner
- Pocket-sized Test Pattern Generator Helps Check those CRTs
- Retrotechtacular: IBM’s The World of OCR
- 3D Printed PC Case Focuses On Ease Of Access
- NVIDIA Drops Pascal Support on Linux, Causing Chaos on Arch Linux
- PC Watercooling Uses Everything But CNC Machining
- Cookie Launcher Makes You Catch Your Own Snack
- Treating Functions as Vectors in Hilbert Space
- Redneck Spaceship From Trash
- FibreSeeker 3: Continuous Carbon Fiber vs Chopped CF
- MQTT Pager Build is Bringing Beepers Back
- Born to Burn: the Battle Born LFP Battery
- Twelve Days of Christmas as Performed By 1980s Speech Chip
- Building a High-Performance Shifter for Sim Racing
- Printing With Metal on the Ender 3 Using Only a Friction Wheel
- Mesh “Lens” Lets Your Camera Make Weird Pixel Art
- Abusing x86 SIMD Instructions to Optimize PlayStation 3 Emulation
- Disposable Camera Viewfinder Becomes 3D Printed Lens
- DIY E-Reader Folds Open Like a Book
- Roll Your Own Hall Effect Sensor
- Silicon-Based MEMS Resonators Offer Accuracy in Little Space
- Nixie Tube Dashboard is Period-Appropriate Hack to Vintage Volvo
- Exploring Modern SID Chip Substitutes
- Breathe Easy While Printing With this VOC Calculator
- Be Wary of Flash-less ESP32-C3 Super Mini Boards
- Old FM Radio Upcycled Into Classy Bluetooth Speaker
- Tackling Tremors With DIY Technology
- Keebin’ with Kristina: the One With the Ultimate Portable Split
- The Nokia N900 Updated For 2025
- Surviving the RAM Apocalypse With Software Optimizations
- libxml2 Narrowly Avoids Becoming Unmaintained
- Using an e-Book Reader as a Secondary Display
- SigCore UC: An Open-Source Universal I/O Controller for the Raspberry Pi
- An HO Model Power Bogie For Not A Lot
- High-Speed Pocket Hot Dog Cooker
- Christmas Ornament Has Hidden Compartment, Clever Design
- Calibrating a Printer with Computer Vision and Precise Timing
- Ask Hackaday: What Goes Into A Legible Font, And Why Does It Matter?
- The Music of the Sea
- Internet-Connected Consoles Are Retro Now, And That Means Problems
- How To Build Good Contact Mics
- Lichtenberg Lightning in a Bottle, Thanks To The Magic of Particle Accelerators
- Origami on another Level with 3D Printing
- The Unusual Pi Boot Process Explained
- Hackaday Links: December 21, 2025
- Pause Print, Add Hardware, and Enjoy Strength
- Why Chopped Carbon Fiber in FDM Prints is a Contaminant
- A Compact, Browser-Based ESP32 Oscilloscope
- Shoot Instax Film in a Polaroid Camera With The Aid Of Tape
- A Heavily Modified Rivian Attempts the Cannonball Run
- A Tiny Reflecting Telescope For Portable Astronomy
- Building a Multi-Channel Pipette for Parallel Experimentation
- Hardware Store Marauder’s Map is Clarkian Magic
- The ‘Hidden’ Microphone inside the Sipeed NanoKVM
- Two-Wheeled Arduino Robot Project for Beginners
- Retrocomputing: Simulacrum or the Real Deal?
- Testing 8 Solder Flux Pastes After Flux Killed a GeForce2 GTS
- Linux On A Floppy: Still (Just About) Possible
- Reverse-Engineering the Intel 8087 Stack Circuitry
- Improving the Cloud Chamber
- 915 MHz Forecast: Rolling Your Own Offline Weather Station
- Cheap 3D Printer Becomes CNC Wood Engraver
- Decapsulating a PIC12F683 to Examine Its CMOS Implementation
- Hackaday Podcast Episode 350: Damnation for Spreadsheets, Praise for Haiku, and Admiration for the Hacks In Between
- Attach a Full Size Lens to a Tiny Camera
- This Week in Security: PostHog, Project Zero Refresh, and Thanks For All the Fish
- Surplus Industrial Robot Becomes two-ton 3D Printer
- Windmill Desk Lamp Is Beautifully Soothing
- The Miracle of Color TV
- Automatically Remove AI Features From Windows 11
- Building And Testing A Turbine Driven Hydro Generator
- Nostalgic Camera is a Mashup of Analog Video Gear
- Chip Swap Fixes a Dead Amiga 600
- Bare Metal STM32: Increasing the System Clock and Running Dhrystone
- Interactive Hopscotch Tiles Make The Game More Exciting
- Turn ‘Em On: Modern Nintendo Cartridges May Have a Limited Lifespan
- Neutrino Transmutation Observed For the First Time
- The Quirky Peripherals In Medical PC Setups
- Designing a CPU for Native BASIC
- Germanium Semiconductor Made Superconductor by Gallium Doping
- Underwater Jetpack is Almost Practical
- Building a Flying Blended Wing Body Aircraft Prototype
- FLOSS Weekly Episode 859: OpenShot: Simple and Fast
- The PediSedate: A Winning Combination Of Video Games And Anesthesia
- AI Picks Outfits With Abandon
- Catching those Old Busses
- The Lethal Danger of Combining Welding and Brake Cleaner
- WiFi Menorah for Eight Nights of Bandwidth
- Make Your Own Tires For RC Cars
- Memory at the Speed of Light
- Laser Cutter Plus CYMK Spraypaint Equals Full-Color Prints
- Building A Granular Sampler Synth
- Debugging the AMD GPU
- Keebin’ with Kristina: the One with the Curious Keyboards
- Virtual Pet Responds To WiFi
- Thorium-Metal Alloys and Radioactive Jet Engines
- After Decades, Linux Finally Gains Stable GPIB Support
- Why Push a Button When a Machine Can Do It For You
- Building a Commodore 64 Laptop
- Magnetic Transformer Secrets
- Plug Into USB, Read Hostname and IP Address
- Giant Neopixel Is Just Like The Regular Kind, Only Bigger
- 3D Printing and Metal Casting are a Great Match
- Pufferfish Venom Can Kill, Or It Can Relieve Pain
- Tearing Down Walmart’s $12 Keychain Camera
- A Brief History of the Spreadsheet
- Mass Spectrometer Tear Down
- All-Screen Keyboard Has Flexible Layouts
- Hackaday Links: December 14, 2025
- It Only Takes a Handful of Samples To Poison Any Size LLM, Anthropic Finds
- Finally, A Pipe Slapophone With MIDI
- Taking Electronics to a Different Level
- Printing with PHA Filament as Potential Alternative to PLA
- Teardown of a 5th Generation Prius Inverter
- Need For Speed Map IRL
- Why Games Work, and How to Build Them
- Watch a Recording Lathe From 1958 Cut a Lacquer Master Record
- Mentra Brings Open Smart Glasses OS With Cross-Compat
- Condensing Diesel Heater Hack Is Dripping With Efficiency
- Get Statistical About Your Pet With This Cat Tracking Dashboard
- User Serviceable Parts
- Biohack Your Way To Lactose Tolerance (Through Suffering)
- PJON, Open Single-Wire Bus Protocol, Goes Verilog
- The Near Space Adventures of Bradfield the Bear
- Super-Sizing Insects and the Benefits of Bones
- Liberating AirPods with Bluetooth Spoofing
- Hidden Camera Build Proves You Can’t Trust Walnuts
- Rats Get even Better at Playing DOOM
- Review: Cherry G84-4100 Keyboard
- Hackaday Podcast Episode 349: Clocks, AI, and a New 3D Printer Guy
- Weird Email Appliance Becomes AI Terminal
- This Week in Security: Hornet, Gogs, and Blinkenlights
- NASA May Have Lost the MAVEN Mars Orbiter
- Consider This Pocket Machine For Your iPhone Backups
- DIY Synth Takes Inspiration From Fretted Instruments
- Step into my Particle Accelerator
- Designing a Simpler Cycloidal Drive
- Amiibo Emulator Becomes Pocket 2.4 GHz Spectrum Analyzer
- Extremely Rare Electric Piano Restoration
- Jenny’s Daily Drivers: Haiku R1/beta5
- tinyCore Board Teaches Core Microcontroller Concepts
- Creating User-Friendly Installers Across Operating Systems
- Iteration3D is Parametric Python in the Cloud
- Building Rust Apps For Cheap Hackable Handheld Console
- Reverse Sundial Still Tells Time
- Your Supercomputer Arrives in the Cloud
- Volumetric Display With Lasers and Bubbly Glass
- Production KiCad Template Covers All Your Bases
- FLOSS Weekly Episode 858: YottaDB: Sometimes the Solution is Bigger Servers
- Why LLMs are Less Intelligent than Crows
- Cheap 10x10cm Hotplate Punches Above Its Weight
- Ask Hackaday: Solutions, or Distractions?
- Failed 3D Printed Part Brings Down Small Plane
- A Musically-Reactive LED Christmas Tree
- Putting KDE On Raspberry Pi OS Simpler Than Expected
- MagQuest: Measuring Earth’s Magnetic Field with Space-Based Quantum Sensors
- Making Glasses That Detect Smartglasses
- G4 iMac Becomes a Monitor with a MagSafe Secret
- A Deep Drive Deep Dive Into a Twin-Rotor Motor
- Keebin’ with Kristina: the One with the C64 Keyboard
- Super Simple Deadbuggable Bluetooth Chip
- PCB Design Review: TinySparrow, A Module For CAN Hacking, v2
- The EFF Nails It: What’s Wrong With UK Digital ID
- LED Hourglass is a Great Learning Project
- RP2350 Done Framework Style
- The Engineering That Makes A Road Cat’s Eye Self-Cleaning
- Build Yourself a Graphing Weather Display
- One Lucky 3DS Gets A Switch-Style Dock
- Trace Line Clock Does It With Magnets
- Linux Fu: The SSD Super Cache
- Cheap And Aggressive DRAM Chip Tester
- Belting out the Audio
- How Big is Your Video Again? Square vs Rectangular Pixels
- Off-Axis Rotation For Amiga-Themed Levitating Lamp
- 34-Year-Old Macintosh ROM Bug Revealed By Emulator
- A Touchscreen MIDI Controller For The DIY Set
- Wavebird Controller Soars Once More with Open Source Adapter
- Hackaday Links: December 7, 2025
- USB Video Capture Devices: Wow! They’re All Bad!!
- Neat Techniques To Make Interactive Light Sculptures
- Anatomy Of A Minimalist Home Computer
- The Key to Plotting
- The ZX Spectrum Finally Got An FPS
- F1 Light Box Helps You Know the Current Race Status
- Standalone USB-PD Stack For All Your Sink Needs
- Lessons Learned After Trying MeshCore for Off-grid Text Messaging
- Bridging RTL-433 To Home Assistant
- Emulate ROMs at 12MHz With Pico2 PIO
- Something New Every Day, Something Relevant Every Week?
- Electronic Dice Built The Old Fashioned Way
- Sudo Clean Up My Workbench
- Blue Hedgehog, Meet Boing Ball: Can Sonic Run on Amiga?
- Adding Electronics to a Classic Game
- Magic Magikarp Makes Moves
- Garage Fridge Gets New DIY Controller
- Reason versus Sentimental Attachment for Old Projects
- Hackaday Podcast Episode 348: 50 Grams of PLA Hold a Ton, Phreaknic Badge is Off The Shelf, and Hackers Need Repair Manuals
- Mac System 7 On a G4? Why Not!
- This Week in Security: React, JSON Formatting, and the Return of Shai Hulud
- Warnings About Retrobright Damaging Plastics After 10 Year Test
- Off-Grid, Small-Scale Payment System
- Biogas Production For Surprisingly Little Effort
- Building a Microscope without Lenses
- Preventing a Mess with the Weller WDC Solder Containment Pocket
- Build A Pocket-Sized Wi-Fi Analyzer
- Raising a GM EV1 from the Dead
- Keebin’ with Kristina: the One with the Pretty Protoypes
- An Introduction to Analog Filtering
- Ore Formation: A Surface Level Look
- UEFI On ARM? More Likely Than You Think
- New Browser-based CAD System is Best Friends With Triangle Meshes
- What Happens When You Pump 30,000 Watts Into a Tungsten Incandescent Light Bulb?
- The Database Powering America’s Hospitals May Not be What You Expect
- Ride On with FOSS and GoldenCheetah
- Franken-engine Plays Its Own Swan Song at 15k RPM
- FLOSS Weekly Episode 857: SOCification
- 3D Printering: That New Color Printer
- That Power Bank Isn’t Quite So Sweet
- In Which I Vibe-Code a Personal Library System
- Shelf Life Extended: Hacking E-Waste Tags into Conference Badges
- Get to the Games on Time with This Ancient-Style Waterclock
- Making Quinetic Gear Work With Home Assistant
- Wago’s Online Community Is Full Of Neat Wago Tools
- Retro Style VFO Has Single-Digit Parts Count
- LoRa Repeater Lasts 5 Years on PVC Pipe and D Cells
- Retrotechtacular: Learning the Slide Rule the New Old Fashioned Way
- How Cross-Channel Plumbing Fuelled The Allied March On Berlin
- A Stylish Moon And Tide Clock For The Mantlepiece
- Give Us One Manual For Normies, Another For Hackers
- Build Your Own Glasshole Detector
- Little Lie Detector is Probably No Worse Than The Big Ones
- Converting a 1980s Broadcast Camera to HDMI
- Necroprinting Isn’t As Bad As It Sounds
- TARS-Like Robot Both Rolls, and Walks
- Using a Level 2 Charger to Work Around Slow 120 VAC Kettles
- Quiet Your Drums With An Electronic Setup
- Australia’s New Asbestos Scare In Schools
- How To Design 3D Printed Pins that Won’t Break
- 3D Printing and the Dream of Affordable Prosthetics
- The New Pebble: Now 100% Open Source
- Sensor Package Aims To Predict Acid Rain
- All Handheld Antennas Are Not Born The Same
- A Deep Dive into Using PIO and DMA on the RP2350
- Retrotechtacular: The $550K Video Conferencing System Used to Make Bee Movie
November 2025
- Tiny Little TV Runs On ESP32
- Raise Bikes to the Heavens with Humble Garage Door Opener
- How to Make Big Cabinets on a Small CNC Router
- Magnus Effect Drone Flies, Looks Impossible
- A Holographic Seven-Segment Clock
- Has Steampunk Delivered the Hoverboard?
- DIY Light Panels Work With Home Assistant
- On the Benefits of Filling 3D Prints With Spray Foam
- A Flexible Light Inspired by IKEA
- Building a Simple Ribbon Synth
- Hacky Thanksgiving
- How To Print PETG as Transparently as Possible
- Portable Plasma Cutter Removes Rust, Packs a (Reasonable) Punch
- Instant Sketch Camera Is Like A Polaroid That Draws
- 3D Printing for the Hospital Setting
- Live Train Departure Screens Keep You Abreast of Transit Developments
- Build Your Own Compact Temp Gun
- USB DAC Comes With Graphic EQ
- Hackaday Podcast Episode 347: Breaking Kindles, Baby’s First Synth, and Barcodes!
- An Online Repository for KiCad Schematics
- Damaged Pocket Computer Becomes Portable Linux Machine
- The Eleven-Faced Die That Emulates Two Six-sided Dice
- Any Old TV Can Be A Clock With Arduino
- US Patent Changes Promise Severe Consequences
- Designing PLA to Hold Over a Metric Ton
- Hydrofoil Bikes Are Harder To Build Than You Think
- One-Way Data Extraction For Logging On Airgapped Systems
- Stack n’ Rack Your Hardware With the HomeRacker Project
- Google is Building a New OS
- This Bedtime Bot Enforces Better Sleep Hygiene
- KiDoom Brings Classic Shooter to KiCad
- A Friendly Reminder That Your Unpowered SSDs Are Probably Losing Data
- Benchmarking Chinese CPUs
- Building a Low-Cost Satellite Tracker
- FLOSS Weekly Episode 856: QT: Fix It Please, My Mom is Calling
- Elli Furedy Brings Cyberpunk Games to Life
- The Busch Electronic Digital-Technik 2075 Digital Lab from the 1970s
- Chinese Regulators May Kill Retractable Car Door Handles That Never Should Have Existed
- MicroCAD Programs CAD
- There’s Nothing Backwards About This Laser Cut Retrograde Clock
- A Bird Watching Assistant
- Boosting Antihydrogen Production using Beryllium Ions
- DIY Test Gear from 1981
- Build A High Voltage Supply For Vacuum Tube Work
- The Zen Must Flow From Arrakis Sand Table
- Citizen Science by the Skin of Your Teeth
- Heater is Either a Miracle or a Scam
- So Long Firefox, Hello Vivaldi
- Simple Tricks To Make Your Python Code Faster
- Unusual Circuits in the Intel 386’s Standard Cell Logic
- The AirPort Express Still Works In 2025 Thanks To Apple’s Ongoing Support
- Water on Mars? Maybe Not
- Retrofits Done Right: Physical Controls for Heated Seats
- Ultrasonic Cutting on the Cheap
- Testing the Survivability of Moss in Space
- Keebin’ with Kristina: the One with the Elegant Macro Pad
- Build Yourself a Medium-Format Camera
- The Unexpected Joys Of Hacking an Old Kindle
- Barcodes, “Lasers”, and Fourier Transforms
- Smelly Ultrasound
- Expensive Batteries Hide Cheap Tricks
- A Couple Of New DOS PCs Appear
- Hackaday Links: November 23, 2025
- Retrotechtacular: Computers in Schools? 1979 Says Yes
- Measuring Earth’s Rotation with Two Gyroscopes
- A PCB Can Be A Hydrofoil, If it Really Wants To
- Deep Fission Wants to put Nuclear Reactors Deep Underground
- Saving a Rental Ebike From the Landfill
- DIY Polyphonic Synth Sings in 8-Part Harmony
- Assistive Radio Tells You What You Can’t See
- DIY TENS Machine is a Pain-Relief PCB
- Building an Acoustic Radiometer
- ravynOS: Open Source macOS with Same BSD Pedigree
- Why Do We Love Weird Old Tech?
- Baby’s First Synth was Daddy’s First Project
- It’s Hard to Make a (Good) Oscillator
- Microsoft Open Sources Zork I, II and III
- How to Use That Slide Rule
- Making Actually Useful Schematics in KiCad
- Wiring Up The Railway, All The Live-Long Day
- Commodore’s Most Popular Computer gets DOOM -style Shooter
- Hackaday Podcast Episode 346: Melting Metal in the Microwave, Unlocking Car Brakes and Washing Machines, and a Series of Tubes
- Sweet Sound Sculpture Helps You Sleep Soundly
- This Week in Security: Cloudflare Wasn’t DNS, BADAUDIO, and Not a Vuln
- Remember XBMC? It’s Back!
- Handling Human Waste in the Sky
- A Paper Caper: The Hole Data
- How One Uncaught Rust Exception Took Out Cloudflare
- Gilbert Cell Lacks Sullivan
- Wear this RISC V, RPN Calculator Watch for Maximum Nerd Cred
- Fixing a Milltronics ML15 CNC Lathe Despite the Manufacturer’s Best Efforts
- So Long, Firefox, Part One
- Rare Filament Makes Weird Benchies
- Mating Cycles: Engineering Connectors to Last
- Diskette Game Floppy Flopper is Certainly no Flop
- Pong Gets the Boot
- Amiga? Arduino? AMeagerBall Gets the Uno Bouncing
- Browser Fingerprinting and Why VPNs Won’t Make You Anonymous
- Possibly-Smallest ESP32 Board Uses Smallest-Footprint Parts
- Build a Stranger Things Wall You Can Freak Out At In Your Own Home
- FLOSS Weekly Episode 855: Get in the Minecart, Loser!
- Hackers Can’t Spend a Penny
- Damn Fine (Solar Powered) Coffee
- Why Samsung Phones Are Failing Emergency Calls In Australia
- Smart Bandage Leverages AI Model For Healing Purposes
- Charge NiMH Batteries with Style, Panache and an RP2040
- Hacking a Pill Camera
- Kubernetes Cluster Goes Mobile in Pet Carrier
- Humane Mousetrap Lets You Know It’s Caught Something
- Casting Metal Tools With Kitchen Appliances
- Cheap VHF Antenna? Can Do!
- Congratulations to the 2025 Component Abuse Challenge Winners
- A Quick Primer On TinkerCAD’s New Features
- In Praise of Plasma TVs
- Internet Archive Hits One Trillion Web Pages
- Micro:Bit Gets Pseudo-Polyphonic Sound With Neat Hack
- Exploring The Performance Gains Of Four-Pin MOSFETs
- Writing Type-Safe Generics in C
- Binary Clock Also Monitors Weather
- Building a Smart Speaker Outside the Corporate Cloud
- Meet The Shape That Cannot Pass Through Itself
- Keebin’ with Kristina: the One with the Cipher-Capable Typewriter
- Watching Radioactive Decay with a Homemade Spinthariscope
- Tech in Plain Sight: Pneumatic Tubes
- TMS9900-based Home Brew Computer
- Reverse Engineering the Miele Diagnostic Interface
- An Introduction to DC Motor Technology
- Supersized Calculator Brings the Whole Intel 4004 Gang Together
- Hackaday Links: November 16, 2025
- The Simplest Ultrasound Sensor Module, Minus the Module
- The King of Rocket Photography
- Using Multiple Quadcopters to Efficiently Lift Loads Together
- An AI By Any Other Name
- Making a Machine to Sort One Million Pounds of LEGO
- The Fastest (68k) Macintosh Might Not Be an Amiga Anymore
- Hyundai Paywalls Brake Pad Changes
- (Neural) Networking with a Business Card
- Using the Pyroelectric Effect to Identify Broken MLCC Capacitors
- The Engineering Behind Valve’s new VR Headset
- The Value of a Worked Example
- eVTOL for Everyone
- If It Ain’t Broke… Add Something to It
- Intel GPUs on Raspberry Pi Is So Wrong it Feels Right
- Precision Current Sources by the Numbers
- Building a Drivable, Life-Size 3D-Printed LEGO Technic Buggy
- Meet Me on My Rotary Phone
- 2025 Component Abuse Challenge: The VIA Makes Noise, Again
- Hackaday Podcast Episode 345: A Stunning Lightsaber, Two Extreme Cameras, and Wrangling Roombas
- WWII Secret Agents for Science
- This Week in Security: Landfall, Imunify AV, and Sudo Rust
- Android Developer Verification Starts as Google Partially Retreats on Measures
- FPGA Brings Antique Processor to Life
- An Improbable, Doomed Star System in a Clockwork Coffee Table
- Tiny386 on an Espressif ESP32-S3
- What Do You Call an Ekranoplan With an Outboard Motor?
- 3D Printing A Piano Action
- 2025 Component Abuse Challenge: Relay Used As Guitar Pickup
- The Pi 500 Turned Overkill Bluetooth Keyboard
- If IRobot Falls, Hackers are Ready to Wrangle Roombas
- Running a Minecraft Server on a WiFi Light Bulb
- 3D Printed Mail is a Modern Solution to an Ancient Problem
- Installing an 84MB Hard Drive Into a PDP-11/44
- There’s no Rust on this Ironclad Kernel
- Cheap Multimeter Gets Webified
- 2025 Component Abuse Challenge: Light an LED With Nothing
- FLOSS Weekly Episode 854: The Big Daddy Core
- Radio Apocalypse: Survivable Low-Frequency Communication System
- Morse Code for China
- Pi Compute Modules Make for Compact Cluster
- Join the The Newest Social Network and Party Like its 1987
- Resurrecting Conquer: A Game from the 1980s
- Wayland’s Never-Ending Opposition to Multi-Window Positioning
- Emulating a 74LS48 BCD-to-7-Segment Decoder/Driver with an Altera MAX 7000 “S” Series Complex Programmable Logic Device
- Have a Slice of Bumble Berry Pi
- 2025 Component Abuse Challenge: The Slip Ring In Your Parts Bin
- Gene Therapy Aims To Slow Huntington’s Disease To A Crawl
- Real-Time BART in a Box Smaller Than Your Coffee Mug
- Moving From Windows to FreeBSD as the Linux Chaos Alternative
- Nest Thermostat: Now 100% Less Evil
- Another Thermal Printer, Conquered
- Programming the 6581 Sound Interface Device (SID) with the 6502
- The Sanskrit Square Root Algorithm
- Investigating Soldering Iron Phantom Voltage
- Testing Whether Fast Charging Kills Smartphone Batteries, and Other Myths
- 2025 Component Abuse Challenge: Playing Audio on a Microphone
- The Strange Depression Switch Discovered Deep Inside The Brain
- RP2040 From Scratch: Roll Your Own Dev Board Magic
- “AI, Make Me A Degree Certificate”
- Switch Switch 2 to CRT
- An Unnecessary (But Cool) Processor
- Recreating the Destroyed Case of LGR’s Rare 1980s Laptop
- Have They Found a Complete UNIX V4?
- Hackaday Links: November 9, 2025
- 2025 Component Abuse Challenge: Dawg Gone LED Tester
- Concrete Lathe Turns Metal
- Mesmerizing Marble Runs from Procedural Generation
- Target the Best AA, and Take No Flak
- The Cardboard Airplane Saga Continues
- 2025 Component Abuse Challenge: Heat Activated LED Candles
- Teardown of HP Optical Link and Signal Investigations Using Siglent Technology
- Autopsy of a First-Generation RX7 Mazda Rotary Car Engine
- Camera Capabilities Unlocked from a Mouse
- 2025 Component Abuse Challenge: Glowing Neon From a 9 V Relay
- Thanks for a Superconference
- What has 5,000 Batteries and Floats?
- BIOS Detectives Find Ghost Of Previously Unknown PC
- 2025 Component Abuse Challenge: Using Inductors to Steal Power from Qi Wireless Charging Base Station
- OldVersion.com Archive Facing Shutdown Due to Financing Issues
- Screen-Accurate Lightsaber As a Practical Effect
- Medium Format, 3 GigaPixel Camera Puts It All On the Line (Sensor)
- 2025 Component Abuse Challenge: Pushing a 555 to the Limit
- Hackaday Podcast Episode 344: Board with Lasers, Op-Amp Torture, and Farewell Supercon 9
- An LED Projector as a Lighting Effect
- This Week in Security: Bogus Ransom, WordPress Plugins, and KASLR
- Pi-Powered Camera Turns Heads and Lenses In Equal Measure
- Artsy and Durable Recycling from a Heat Press
- The Water-Cooled PS3 Sony Never Made
- ABCCAD is Voxels Meets LEGO in AR
- 2025 Component Abuse Challenge: Reverse Biasing an NPN BJT
- Making Steam-Powered LEGO Machines
- 2025 Component Abuse Challenge: Overdriven LEDs Outshine the Sun
- Share Your Projects: Imperfectionism
- DIY Powerwall Blows Clouds, Competition Out of the Water
- Japan’s Forgotten Analog HDTV Standard Was Well Ahead Of Its Time
- Countdown To Pi 1 Loss Of Support, Activated
- Make Metal Rain with Thermal Spraying
- Spectravideo Computers Get A Big Upgrade
- A Pentium In Your Hand
- Better 3D-Printed Bridges Are Possible, With the Right Settings
- Hacking Buttons Back Into the Car Stereo
- 2025 Component Abuse Challenge: The Ever-Versatile Transistor as a Temperature Sensor
- The Deadliest US Nuclear Accident is Not What You Think
- SolidWorks Certification… With FreeCAD?
- Medieval Iron, Survivorship Bias and Modern Metallurgy
- CardFlix: NFC Cards for Kid-Friendly Streaming Magic
- Audio Sound Capture Project Needs Help
- X-wing Aircraft Are Trickier Than They Look
- The Headache of Fake 74LS Logic Chips
- A Paintball Turret Controlled Via Xbox Controller
- Print in Place Pump Pushes Limits of Printing
- 2025 Component Abuse Challenge: Weigh With A TL074
- Jenny’s Daily Drivers: ReactOS 0.4.15
- Rocket Roll Control, The Old Fashioned Way
- Lithium-Ion Batteries: WHY They Demand Respect
- Making Audible Sense Of A Radiation Hunt
- Adding ISA Ports To Modern Motherboards
- Reproduced and Recovered: the First Chinese Keyboard-based MingKwai Typewriter
- Regular Old Diodes Can Be More Photosensitive Than You Think
- Print-and-Clamp: Rubber Band PCB Stand Slides into Duty
- Dual-Arm Mobile Bot Built on IKEA Cart Costs Hundreds, Not Thousands
- MCE Blaster Translates TTL For Modern(ish) Monitors
- Folding Lamp Becomes A Tasty Reverb Tank
- Repurposing Dodgy Android TV Boxes As Linux Boxes
- Is This The Last PCB You’ll Ever Buy?
- 3D Printering: Liquid-Filled Filament Was Not On Our Bingo Card
- Does 3D-Printed Foam Make Good Custom Tires?
- 2025 Component Abuse Challenge: A Piezo Disk Powers A Transmitter
- Pi Zero Powers A Little Indoor Rover
- Building a Rubik’s Cube That Solves Itself
- Building A DIY Ryzen-Based PC!
- Building a Xenon Lamp for Spectroscopy
- Multitasking On The Humble Z80 CPU
- An Audio Brick For Your Smart Home
- Building a PV Solar-Powered Quadcopter
- 2025 Component Abuse Challenge: A Transistor As A Voltage Reference
- DIY Pinball Machine Uses Every Skill
- Supercon 2025: Streaming Live
- Simple Device Can Freeze Wi-Fi Camera Feeds
- Volumetric Display Takes a Straight Forward (and Backward) Approach
- ChatControl Gets Coup-De-Grace
- Making YouTube Work in the Netscape 4.5 Browser on Windows 98
October 2025
- Building a Clamshell Writer Deck
- This Week in Security: Vibecoding, Router Banning, and Remote Dynamic Dependencies
- Scared for a Drink?
- 2025 Component Abuse Challenge: An Input Is Now An Output
- Speech Synthesis on A 10 Cent Microcontroller
- Learn What a Gaussian Splat Is, Then Make One
- There’s Nothing Boring About Web Search on Retro Amigas
- Hacking Together an Expensive-Sounding Microphone At Home
- PhantomRaven Attack Exploits NPM’s Unchecked HTTP URL Dependency Feature
- 100-Year Old Wagon Wheel Becomes Dynamometer
- Iconic Xbox Prototype Brought to Life
- Build Your Own Force-Feedback Joystick
- The Time Of Year For Things That Go Bump In The Night
- Why You Shouldn’t Trade Walter Cronkite for an LLM
- Self-Driving Cars and the Fight Over the Necessity of Lidar
- Why Sodium-Ion Batteries are Terrible for Solar Storage
- How Simple Can A Superhet Be
- Making RAM for a TMS9900 Homebrew Computer
- Hello World in C Without Linking in Libraries
- 10 Cent Microcontroller Makes Tracker Music
- Supercon 2025 Badge Gets Vintage Star Trek Makeover
- FLOSS Weekly Episode 853: Hardware Addiction; Don’t Send Help
- 2025 Component Abuse Challenge: The Opto Flasher
- This Reactor is on Fire! Literally…
- Restoring the E&L MMD-1 Mini-Micro Designer Single-Board Computer from 1977
- Expert Systems: The Dawn of AI
- Recreating a Homebrew Game System from 1987
- All Hail The OC71
- Nikon Small World Competition Announces 2025 Winners
- Web Development in… Pascal?
- Testing Cheap DC Breakers and How to Not Start Fires
- Original E39 Head Unit Modernized
- 2025 Component Abuse Challenge: A Bistable Flip-Flop With A Fuse
- Know Audio: Lossy Compression Algorithms And Distortion
- Give ATMega88 the Boot With This Retro Front Panel
- Analog Surround Sound Was Everywhere, But You Probably Didn’t Notice
- Mushrooms As Computer Memory
- Cooking Up Plastics in the Kitchen
- Remembering Better Mono Graphics
- Making a Virtual Machine Look like Real Hardware to Malware
- Building a Hydraulic Gear Pump Isn’t So Easy
- The Supercon 2025 Badge is Built to be Customized
- A 3D Printed 16mm Movie Camera
- Exploding The Mystical Craftsman Myth
- Connector-Free Zone: PCB Edge as USB-C Interfaces
- The Channel Crossing Bridge That Never Was
- Satellite Snooping Reveals Sensitive Unencrypted Data
- Magazine Transistor Tester Lives Again
- Record-Breaking Robots at Guinness World Records
- VFETs are (Almost) Solid State Tubes
- Hackaday Links: October 26, 2025
- Examining the First Mechanical Calculator
- Making Math Less Stressful with a Python Super-Calculator
- Spreadsheets Apple ][ Style
- HRV Gets Home Automation Upgrades
- Windows 95, With Just a Floppy Drive
- A Nuclear Physics Lab in your Pocket
- A Simple $25 Robot Based on the ESP32
- What if Tinkercad was Self-Hosted?
- Thermite Pottery Fires Itself
- Relay Computer Knows the Sequence
- Get Ready for Supercon
- Identifying Fake Small-Signal Transistors
- Teaching Math with 3D Printers
- Avoid Missed Connections with The Connectorbook’s Web Tool
- The Great ADS1115 Pricing and Sourcing Mystery
- Making a Cardboard Airplane Wing
- Tiny UPS Keeps WiFi Online
- The Isetta TTL Computer Makes Some Noise
- Hackaday Podcast Episode 343: Double Component Abuse, a Tinkercad Twofer, and a Pair of Rants
- Making WiFi Sound Like Dial-Up Internet
- This Week in Security: Court Orders, GlassWorm, TARmageddon, and It was DNS
- Robot Phone Home…Or Else
- Tommy Flowers: How An Engineer Won The War
- Automatically Serving Up Canned Cat Food
- Making the Smallest and Dumbest LLM with Extreme Quantization
- Keep An Eye On Your Air-Cooled Engine
- A Logical Clock That Pretends To Be Analog
- 2025 Component Abuse Challenge: Nail Your Next Decal
- Announcing the 2025 Hackaday Superconference Communicator Badge
- 10 Cent Microcontroller Makes Music
- Built-In Batteries: a Daft Idea With an Uncertain Future
- Why Does the FCC Care About Computers?
- Making a Clock With a Retooled Unihiker K10
- ESP32 Invades Old TV Box: Forecast More Than Just Channels
- UK’s MAST Upgrade Tokamak Stabilizes Plasma with Edge Magnetic Fields
- Tinkercad in Color
- Handheld PC Build Is Pleasantly Chunky
- FLOSS Weekly Episode 852: Sir, This is a Wendy’s
- Kitchen Bench Splash Guard Powered By Arduino
- What Happened To Running What You Wanted On Your Own Machine?
- World’s Cheapest ARM Debugger Is Actually RISC-V
- POV Globe Takes to the Skies
- The PDP-1 Can Sound Hauntingly Beautiful
- Tinkercad Continues to Grow Up
- Batteries Not Included: Meet the Swiss Réglette!
- Open Source Hack Lets The Razer Nari Headset Work With Linux
- Building a Minecraft Lantern for Halloween
- 2025 Hackaday Supercon: Two New Workshops, Costume Party, Lightning Talks, and a New-Space Panel
- British Train Departures As They Should Be Viewed
- Ore Formation: Return of the Revenge of the Fluids
- Budget Stream Deck Clone is Ripe for Hacking
- Reverse Engineering STL Files with FreeCAD
- Putting a Teensy to Task as a Transputer Link
- The Lambda Papers: When LISP Got Turned Into a Microprocessor
- High Performance Motor Control With FOC From the Ground Up
- Blinking An LED With a Single Transistor
- Fail of the Week: Beaker to Benchy More Bothersome than Believed
- Word Processing: Heavy Metal Style
- Classy Desk Simulates Beehive Activity
- Ask Hackaday: When Good Lithium Batteries Go Bad
- Nanochat Lets You Build Your Own Hackable LLM
- Don’t Believe Planck’s Constant? Measure It Yourself
- CoreXY 3D Printer Has A Scissor-Lift Z-axis So It Folds Down!
- Game of Theseus Gets Graphics Upgrade, Force Feedback 30 Years On
- Hackaday Links: October 19, 2025
- 2025 Component Abuse Challenge: Conductive Filament Makes a Meltable Fuse
- The MSL10 Mechanosensor Makes Venus Flytrap Plants Touchy
- Filming at the Speed of Light, About One Foot per Nanosecond
- Decoding a 350 Year Old Coded Message
- JLCPCB Locking Accounts, Mentions “Risky IP Addresses, Activities”
- Was The Napier Nomad The Most Complex Aero Engine Ever Made?
- 2025 Component Abuse Challenge: A Self-Charging LED Flasher By Burkhard Kainka
- A Toolchanging Inverse SCARA 3D Printer
- Bit-banged 100 MBit/s Ethernet Transmission on Raspberry Pi Pico
- Broken Phone To Cinema Camera With A Lens Upgrade
- Precision, Imprecision, Intellectual Honesty, and Little Green Men
- A Solar Oven for Cloudy Days
- Hacking a Banned Chinese Security Camera
- Channel Surfing Nostalgia Machine
- A New Way to Make (Almost) Holograms with Lasers
- Radio Astronomy in the Palm of Your Hand
- F/0.38 Camera Lens Made With Oil Immersion Microscope Objective
- 2025 Component Abuse Challenge: Boosting Voltage With Just a Wire
- Hackaday Podcast Episode 342: Poopless Prints, Radio in Your Fillings, and One Hyperspectral Pixel at a Time
- DIY Telescope Uses Maker Tools
- This Week in Security: F5, SonicWall, and the End of Windows 10
- Site of Secret 1950s Cold War Iceworm Project Rediscovered
- A New Golden Age of Browser Games
- Chicken Squisher 3000: Squish-Proof Security
- A Deep Dive into Molten Bismuth
- Positive Results with Negative Resistance
- After Trucking Them Home, Old Solar Panels Keep On Trucking
- 2025 Component Abuse Challenge: An LED as a Light Dependent Capacitor
- Three Years in, JawnCon Continues to Grow and Impress
- Live Coding Techno With Strudel
- A Tale of Two Car Design Philosophies
- EmuDevz is Literally a Software Game
- RFIDisk: When Floppy Drives Go Contactless
- How bad can a Cheap Knockoff ADS1115 ADC be?
- Could This be the Year of Algol?
- Attack Turns Mouse into Microphone
- Printing an Air-Powered Integrated Circuit for Squishy Robots
- FLOSS Weekly Episode 851: Buckets of Money
- 2025 Hackaday Supercon: Crafting the Final Frontier Keynote Event
- Keep That Engine Running, With a Gassifier
- Rubik’s WOWCube: What Really Makes a Toy?
- More Than 100 Sub-Circuit Designs from Texas Instruments
- Factorio Running on Mobile
- A Record Lathe For Analog Audio Perfection
- C Project Turns Into Full-Fledged OS
- Ben Eater Explains How Aircraft Systems Communicate With the ARINC 429 Protocol
- Standalone CNC Tube Cutter/Notcher Does it With Plasma
- 2025 Component Abuse Challenge: Making A TTL Demultiplexer Sweat
- OpenSCAD in Living Color
- Making the Tiny Air65 Quadcopter Even Smaller
- The Great Northeast Blackout of 1965
- BASICODE: A Bit Like Java, But From The 1980s
- They Don’t Make $37 Waveform Generators Like They Used To
- BlueSCSI: Not Just for Apple
- Building the LEM’s Legs
- Etching Atomically Fine Needle Points
- SMD Soldering with Big Iron
- Waverider: Scanning Spectra One Pixel at a Time
- Give Your Microscope Polarized $5 Shades to Fight Glare
- Deforming a Mirror for Adaptive Optics
- SLM Co-extruding Hotend Makes Poopless Prints
- Making a 2-Transistor AM Radio with a Philips Electronic Engineer EE8 Kit from 1966
- The Singing Dentures Of Manchester And Other Places
- Hackaday Links: October 12, 2025
- DIY 35mm Film Scanning
- PVC Pipe Structure Design That Skips Additional Hardware
- Tubeless X-Ray Runs on Patience
- Removing Infill to Make 3D Printed Parts Much Stronger
- The Subtle Art of Letterform Design
- Save Your USB-C Plugs From Oblivion
- Bose SoundTouch Smart WiFi Speakers are about to go Dumb
- A Deep Dive into The Coolness That Was CRT Projectors
- Entering the Wild World of Power Over Ethernet
- A Casio Toy Synth Is Ready To ROCK!
- Easy For The Masses
- Toasty Subwoofer Limps Back to Life
- The Electret Preamp You Might Need
- Programming Space Game for x86 in Assembly Without an Operating System
- Your LLM Won’t Stop Lying Any Time Soon
- PLA Gears Fail To Fail In 3D Printed Bicycle Drivetrain
- Possibly the Newest ISA Card
- A Function Generator From The Past
- Hackaday Podcast Episode 341: Qualcomm Owns Arduino, Steppers Still Dominate 3D Printing, and Google Controls Your Apps
- QUIC! Jump to User Space!
- This Week in Security: ID Breaches, Code Smell, and Poetic Flows
- BenchVolt PD: USB PD Meets Benchtop Precision
- Inside a Germanium Transistor
- One ROM Gets a USB Stack
- The Fascinating Waveguide Technology Inside Meta’s Ray-Ban Display Glasses
- Motors Make the Best Knobs With SimpleFOC
- 2025 Component Abuse Challenge: The Sweet Sound of a Choking Transformer
- 2025 Component Abuse Challenge: Load Cell Anemometer
- Holy Parachute out of Kirigami
- Meshtastic: A Tale of Two Cities
- Google Japan Turn Out Another Keyboard, and it’s a Dial
- Billy Bass Gets New Job as a Voice Assistant
- Why Stepper Motors Still Dominate 3D Printing
- Where is Mathematics Going? Large Language Models and Lean Proof Assistant
- The Entire Process of Building an Open Source Analog ASIC
- Honoring the Legacy of Robert Murray-Smith
- FLOSS Weekly Episode 850: One ROM to Rule Them All
- Ask Hackaday: Why is TTL 5 Volts?
- A Minicomputer Tape Drive Receives Some Love
- Reshaping Eyeballs With Electricity, No Lasers Or Cutting Required
- Homebrew Dam Control System Includes all the Bells and Whistles
- Building the DVD Logo Screensaver with LEGO
- Mesmerizing Patterns from Simple Rules
- Tips for C Programming from Nic Barker
- Building a Diwheel to Add More Tank Controls to Your Commute
- JawnCon Returns This Weekend
- Qualcomm Introduces the Arduino Uno Q Linux-Capable SBC
- 2025 Hackaday Supercon: More Wonderful Speakers
- Can a Coin Cell Make 27 Volts?
- Smart Bulbs Are Turning Into Motion Sensors
- A Childhood Dream, Created and Open Sourced
- A Lorenz Teletype Shows Us Its Secrets
- A New Cartridge for an Old Computer
- Google Confirms Non-ADB APK Installs Will Require Developer Registration
- Finding Simpler Schlieren Imaging Systems
- 2G Gone? Bring It Back Yourself!
- Logitech POP Buttons are About to go Pop
- Know Audio: Distortion Part Two
- Weaving Circuits from Electronic Threads
- Airbags, and How Mercedes-Benz Hacked Your Hearing
- GuitarPie Uses Guitar as Interface, No Raspberries Needed
- ESP32 Decodes S/PDIF Like A Boss (Or Any Regular Piece of Hi-Fi Equipment)
- Apple’s Continuing Failing Repair Score With the AirPods Pro 3
- Splashflag: Raising the Flag on a Pool Party
- Hackaday Links: October 5, 2025
- Divining Air Quality With A Cheap Computer Vision Device
- Optimizing a QuickTake Image Decoder for the Apple II’s 6502
- Wearable Neon Necklaces Run On Battery Power
- 3D Printing A New Kind Of Skateboard That Is Ultimately Unsafe
- Simple Counter Mechanism in an Asthma Inhaler
- 2025 Component Abuse Challenge: Digital Logic With Analog Components
- How To Design Custom LCDs For Your Own Projects
- Open Source Controller for Old and Expensive Industrial Robots
- 3D Printing A Cheap VR Headset
- Serial and UPDI Handled Together With One Convenient Circuit
- How Do the Normal People Survive?
- A High Resolution ADC From Scratch
- How Your SID May Not Be As Tuneful As You’d Like
- Building A Ham Radio Data Transceiver On The Cheap
- When USB Charger Marketing Claims are Technically True
- Cold Sensor, Hot Results: Upgrading a DSLR for Astrophotography
- Build A 3D Printed Tide Clock So You Know When The Sea Is Coming To Get You
- Pulling a High Vacuum with Boiling Mercury
- Hackaday Podcast Episode 340: The Best Programming Language, Space Surgery, and Hacking Two 3D Printers into One
- A Treasure Trove Of Random Vintage Tech Resources
- This Week in Security: CVSS 0, Chwoot, and Not in the Threat Model
- Giant Airplane Goes Long On Specialization
- Air Quality Monitor Plays Game of Life
- Yes, Gemini, A Wii Server Is Possible
- Implementing a Kalman Filter in PostgreSQL to Smooth GPS Data
- Kei Truck Becomes Tiny RV
- Building A Desk Display For Time And Weather Data
- Building a Functional Aliens Motion Tracker
- How Hydraulic Ram Pumps Push Water Uphill With No External Power Input
- Sending TOSLINK Wirelessly With Lasers
- On 3D Scanners and Giving Kinects a New Purpose In Life
- The Internet We Didn’t Get
- 3D Print Smoothing, with Lasers
- The Making of a Minimalist Analog Drum Machine
- Mesa Project Adds Code Comprehension Requirement After AI Slop Incident
- Electric Surfboard Gets Thrust Vectoring Upgrade
- Segger’s Awkward USB-C Issue With the J-Link Compact Debugger
- FLOSS Weekly Episode 849: Veilid: Be a Brick
- Lost Techniques: Bond-out CPUs and In Circuit Emulation
- Building An Open Source Point of Sale System
- The Hottest Spark Plugs Were Actually Radioactive
- An FPGA-Based Mechanical Keyboard
- Porting a Fortran Flight Simulator to Unity3D
- Toy Train Joins The Internet of Things
- Unitree Humanoid Robot Exploit Looks Like a Bad One
September 2025
- Improved 3D Printer Cannibalizes Two Older Printers
- Hard Hat Becomes Bluetooth Direction Finder
- LLM Dialogue In Animal Crossing Actually Works Very Well
- 2025 Hackaday Speakers, Round One! And Spoilers
- A Trail Camera Built With Raspberry Pi
- A Cut Above: Surgery in Space, Now and In the Future
- Ask Hackaday: What’s the Top Programming Language of 2025
- Driving a Laser at 200 Volts for Nanoseconds
- YouTube… Over Dial Up
- Creating Python GUIs with GIMP
- TekaSketch: Where Etch A Sketch Meets Graph Theory
- Macintosh System 7 Ported To x86 With LLM Help
- Lumafield Shows Why Your Cheap 18650 Cells Are Terrible
- Ask Hackaday: How Do You Distro Hop?
- 10″ LEGO Tyre is Practical Nostalgia
- Two Decades Of Hackaday In Words
- Mini Laptop Needs Custom Kernel
- infinityTerminal Brings Infinite Horizontal Scrolling
- WALL-E’s Forgotten Sibling Rebuilt
- Playing DOOM In Discord With a Special Image URL
- Hackaday Links: September 28, 2025
- Decorate Your Neck with The First Z80 Badge
- A Walk Down PC Video Card Memory Lane
- Fully-Local AI Agent Runs on Raspberry Pi, With a Little Patience
- Smart Home Gets A Custom Keypad Controller
- NTRON Plays Games, Music
- Kinethreads: A Low Cost Haptic Exo-Suit
- Drones At Danish Airports, A Plea For Responsible Official Response
- How Many Phones Sport a 5 and 1/4 Diskette Drive? This One.
- NEC V20: The Original PC Processor Upgrade
- Bluetooth Earrings Pump Out The Tunes
- Whither the Chip Shortage?
- Bringing Bluetooth to the Zune
- An LED Sphere For Your Desk
- UNIX for a Legacy TI
- The 19th Century Quantum Mechanics
- Active Probe Reaches 3 GHz
- Detecting Surveillance Cameras With The ESP32
- Robot Bartender Is The Life of the Party
- Hackaday Podcast Episode 339: The Vape Episode, a Flying DeLorean, and DIY Science
- Set Phone to… Hyperspectral
- This Week in Security: Randomness is Hard, SNMP Shouldn’t Be Public, and GitHub Malware Delivery
- Steamboat Willie Still Tests Copyright
- A Ham-Adjacent Portable Radio Repeater
- The New Raspberry Pi 500+: Better Gaming with Less Soldering Required
- Vertical Solar Panels are Out Standing
- Hovercraft Suitcase Gives Your Luggage a Smooth Ride
- Tube Furnace is the Real Hotness
- Surprisingly Refined Perpetual Motion Device Teardown
- How Water Vapor Makes Smartphones Faster
- Trapped Soul in Time for Halloween
- Spy Tech: The NRO and Apollo 11
- Radio Shack Rebirth May Have Gone Awry in Alleged Ponzi-Like Scheme
- Solar-Powered RC Boat Has Unlimited Range
- Coffee by Command: The Speech2Touch Voice Hack
- It’s a Bird! It’s a Plane! It’s… an Air Breathing Satellite?!
- Meter Mods Make Radioactive Prospecting More Enjoyable
- 3D Printed “Book” Demonstrates Mechanical Actions
- FLOSS Weekly Episode 848: Open the Podbay Doors, Siri
- Retrotechtacular: The Ferguson System
- Pill Sized Scoop of Your Internals
- How Regulations Are Trying To Keep Home Battery Installs Safe
- Who Wants a Rusty Old Smartphone?
- RTINGS 10-Year Equivalent TV Longevity Update With Many Casualties
- Dodecahedron Speaker Is Biblically Accurate
- How A Failed Video Format Spawned A New Kind of Microscope
- Build Your Own 6K Camera
- Calculator Battery Mod Lets You Go the Distance
- Automatic Feeder Keeps Fish Sated
- 2025 Hackaday Superconference: Announcing our Workshops and Tickets
- Using Moondream AI to Make Your Pi “See” Like a Human
- The Impending CRT Display Revival Will Be Televised
- Heart Rate Measurement via WiFi, The DIY Way
- Play Capacitor Cupid With The Matchmaker
- Reviving a Scrapped Sound Blaster 2.0 ISA Soundcard
- Blue Alchemist Promises Rocket Fuel From Moon Dust
- Full Scale Styrofoam DeLorean Finally Takes Flight
- Building Your Own DVB-S2 Receiver
- Robot Balances Ball On A Plate
- Jenny’s Daily Drivers: KDE Linux
- This Device Is A Real Page Turner
- Meta’s Ray-Ban Display Glasses and the New Glassholes
- iPhone Air Still Apparently Repairable Despite Its Compact Construction
- Restoring a Vintage Computer And Its Plotter
- Mandrel Magic: Small Box Assembly with 3D Printing
- First Transistor Computer Reborn
- Hackaday Links: September 21, 2025
- A Serial Mouse for a Homebrew 8-bit Computer
- Welding with Natural Gas and Oxygen
- Low-Cost, High-Gain: A Smart Electronic Eyepiece for Capturing the Cosmos
- For a Robot Claw, the Eyes Have It
- Building a (Not Very) Portable Xbox
- March to the Beat of Your Own Piezoelectric Drum
- When Low SRAM Keeps the DOOM off Your Vape
- A Ruggedized Raspberry Pi for Sailors
- Venus Climate Orbiter Akatsuki’s Mission Has Ended
- Regretfully: $3,000 Worth of Raspberry Pi Boards
- Computer Has One Instruction, Many Transistors
- “Simplest” Oscilloscope is a Cunning Vector Display
- Fnirsi IPS3608: A Bench Power Supply With Serious Flaws
- Fire Extinguishers, Optical Density Ratings and Safely Using Home Lasers
- BCacheFS is now a DKMS Module After Exile from the Linux Kernel
- Test Pattern Generator for SCART and RGB TVs
- Haasoscope Pro: Open-Everything 2 GHz USB Oscilloscope
- Unobtanium No More; Perhaps We Already Have All The Elements We Need
- Hackaday Podcast Episode 338: Smoothing 3D Prints, Reading CNC Joints, and Detecting Spicy Shrimp
- Imagining the CPS-1: An Early 70s 4-bit Microcomputer from Canada
- This Week in Security: The Shai-Hulud Worm, ShadowLeak, and Inside the Great Firewall
- The Inside Story of the UK’s Great CB Petrol Scam
- Dirty Pots, Meet Power Tools!
- A GEM Of A Desktop Environment
- Think You Need a New PC for Windows 11? Think Again
- A Deep Dive on Creepy Cameras
- Enhanced Definition TV: “A Poor Man’s High-Def”
- Worst Clock Ever Teaches You QR Codes
- Radio Apocalypse: Clearing the Air with SCATANA
- PCBs the Prehistoric Way
- A New Generation of Spacecraft Head to the ISS
- Listening for the Next Wow! Signal with Low-Cost SDR
- Give Your Band The Music Of The Bands
- When Is Your Pyrex Not The Pyrex You Expect?
- Getting the Most out of ISM Transceivers Using Math
- It’s A Variable Capacitor, But Not As We Know It
- Smooth! Non-Planar 3D Ironing
- FLOSS Weekly Episode 847: This is Networking
- Forgotten Internet: The Story of Email
- American Science and Surplus Ends Online Sales
- Naturally Radioactive Food and Safe Food Radiation Levels
- Oil-Based Sprengel Pump Really Sucks
- The Practicality Of Solar Powered Meshtastic
- Reviewing Deluxe Paint, 40 Years On
- Perovskite Solar Cell Crystals See the Invisible
- A 10″ Telescope, Because You Only Live Once
- Making a Laptop with a Mechanical Keyboard
- How to Have a Medium Format Camera Without Breaking The Bank
- 2025 Hackaday Component Abuse Challenge: Let the Games Begin!
- This Rail Speeder Needs a Little Work
- Serious Chemical Threat Sniffer on a Budget
- Jointly is a Typeface Designed for CNC Joinery
- The Microtronic Phoenix Computer System
- See Voyager’s 1990 ‘Solar System Family Portrait’ Debut
- A Closer Look Inside a Robot’s Typewriter-Inspired Mouth
- Hosting a Website on a Disposable Vape
- Off To the Races With ESP32 and eInk
- Flashlight Repair Brings Entire Workshop to Bear
- Going Native With Android’s Native Development Kit
- USB-C PD Decoded: A DIY Meter and Logger for Power Insights
- Original Mac Limitations Can’t Stop You from Running AI Models
- UTF-8 Is Beautiful
- e-Waste and Waste Oil Combine to Make Silver
- Hackaday Links: September 14, 2025
- Retro x86 with 486Tang
- Reverse-Engineering Aleratec CD Changers for Archival Use
- This board helps you prototype circuits with tubes
- Reverse-Engineering the Milwaukee M18 Diagnostics Protocol
- From Paper to Pixels: A DIY Digital Barograph
- 3D Modeling with Paper as an Alternative to 3D printing
- Aussie Researchers Say They Can Bring The Iron Age to Mars
- How to Make a Simple MOSFET Tester
- Send Images to Your Terminal With Rich Pixels
- ESP32 Hosts Functional Minecraft Server
- Keep Reading, Keep Watching
- Turning a Milling Machine into a Lathe
- Design Scanimations In a Snap With The Right Math
- Musical Motors, BLDC Edition
- What Is the Fourier Transform?
- Running Code On a PAX Credit Card Payment Machine
- A Breadboard Computer in Three Chips
- Reify Your GitHub Commit History With Contrib Cal
- Hackaday Podcast Episode 337: Homebrew Inductors, Teletypes in the Bedroom, and Action!
- This Week in Security: NPM, Kerbroasting, and The Rest of the Story
- Everything You Ever Wanted to Know about the Manhattan Project (But Were Afraid to Ask)
- How Strong of a Redbull Can You Make?
- How the TI-99/4A Home Computer Worked
- Analog Optical Computer for Inference and Combinatorial Optimization
- 6502 Puts on an SDR Hat
- Multi-Use Roof Eliminates Roof
- Round and Round with a Tape Delay Synth
- Dragon is the Latest, and Final, Craft to Reboost ISS
- 4-bit Single Board Computer Based on the Intel 4004 Microprocessor
- FreeCAD Foray: Good Practices
- Old Phone Upcycled Into Pico Projector, ASMR
- Debugging vs Printing
- 65F02 is an FPGA 6502 with a Need For Speed
- Reverse Engineering a Robot Mower’s Fence
- Using an MCU’s Own Debug Peripheral to Defeat Bootrom Protection
- The 555 as You’ve Never Seen It: In Textile!
- FLOSS Weekly Episode 846: Mastering Embedded Linux Programming
- Everything in a Linux Terminal
- Bare Metal STM32: the Various Real Time Clock Flavors
- Rackintosh Plus Is the Form Factor Nobody Has Been Waiting For
- A Look at Not an Android Emulator
- The Magic of the Hall Effect Sensor
- Was Action! The Best 8-Bit Language?
- Bambu Lab’s PLA Tough+ Filament: Mostly a Tough Sell
- O Brother, What Art Thou?
- This Ouija Business Card Helps You Speak to Tiny Llamas
- The Android Linux Commander
- Give Your Twist Connections Some Strength
- FreeCAD Foray: From Brick To Shell
- Further Adventures in Colorimeter Hacking
- Turning a $2 IKEA Lantern into a Stylish Enclosure
- Modos is Open Hardware, Easy on the Eyes
- Retrotechtacular: The Noisy Home Computer from 1967
- How to Use the AT24C32 EEPROM for 4KB External Memory for Microcontrollers
- The Incrediplotter: Voice Controlled Plotter from Repurposed Printer
- A Love Letter to Internet Relay Chat
- Ore Formation Processes, Part Two: Hydrothermal Boogaloo
- Making an Ultralight Helicopter
- GPS And Its Little Modules
- The Sixteen-Year Odyssey to Finally Emulate the Pioneer LaserActive Console
- Building a Rotary Evaporator for the Home Lab
- Smartphone Sensors Unlocked: Turn Your Phone into a Physics Lab
- The Saga of Hacking a Bambu X1 Carbon
- Hackaday Links: September 7, 2025
- Maurice Brings Immersive Audio Recording to the Masses
- Retrotechtacular: Exploring the Moon on Surveyor 1
- Image Recognition on 0.35 Watts
- Theremin-Style MIDI Controller Does It With Lasers
- Anker Soundcore Space A40 Earbuds Teardown
- Teardown of a Cheapish EBL Multi-Cell NiMH Charger
- Reverse Engineering a (Toy) Fire Engine
- Camera and ChArUco Keep the Skew Out of Your 3D Prints
- No Plans for the Weekend? Learn Raytracing!
- The Most Personalized Font is Your Own Handwriting
- Knowing That It Is Possible
- Spinning Top Chair Revisited
- Faux Potentiometers Use Magnets, No Contacts
- The Decisioninator Decides Dinner, Saves Marriage
- Scott Baker’s Magnetic Bubble Memory Mega-Post
- Restoring a Cheap Fume Hood
- Dialing It In: A 3D-Printed Knob with Touchscreen Flair
- Engineering for Slow Internet Even When Not Stuck in Antarctica
- Psst… Got a Second? Here Are the 2025 One-Hertz Challenge Winners
- Hackaday Podcast Episode 336: DIY Datasette, Egg Cracking Machine, and Screwing 3D Prints
- Estes Wants You to 3D Print Their New Model Rocket
- This Week in Security: DNS Oops, Novel C2s, and the Scam Becomes Real
- Heart Rate Monitoring via WiFi
- Capture and Plot Serial Data in the Browser
- Powering a Submarine with Rubber Bands
- TFINER is an Atompunk Solar Sail Lookalike
- Repairing a Tektronix 577 Curve Tracer
- Tips for Homebrewing Inductors
- Designing an Open Source Micro-Manipulator
- Returning To An Obsolete Home Movie Format
- Optimizing VLF Antennas
- Bootstrapping Android Development: a Survival Guide
- Microsoft BASIC For 6502 Is Now Open Source
- CPU Utilization Not as Easy as It Sounds
- Restoring a Vintage Intel Prompt 80 8080 Microcomputer Trainer
- CP/M Gently
- Over-Engineering an Egg Cracking Machine
- One Camera Mule to Rule Them All
- FLOSS Weekly Episode 845: The Sticky Spaghetti Gauge
- Ask Hackaday: Now You Install Your Friends’ VPNs. But Which One?
- One ROM: the Latest Incarnation of the Software Defined ROM
- Field Guide to North American Crop Irrigation
- The Nintendo Famicom Reimagined as a 2003-era Family Computer
- Reverse-Engineering Mystery TV Equipment: The Micro-Scan
- An Amiga Demo With No CPU Involved
- The Case for Pascal, 55 Years On
- This Plotter Knows No Boundaries
- Phonenstien Flips Broken Samsung Into QWERTY Slider
- Applying Thermal Lining to Rocket Tubes Requires a Monstrous DIY Spin-caster
- No Need For Inserts If You’re Prepared To Use Self-Tappers
- Checking Out a TV Pattern Generator from 1981
- The Sense and Nonsense of Virtual Power Plants
- Build Your Own Pip-Boy Styled Watch
- Remembering the Intel Compute Stick
- Tiny Datasette Uses USB For the Modern Day
- Old Projects? Memorialize Them Into Functional Art
- Robotic Canoe Puts Robot Arms to Work
- A Label Printer Gets A New Brain
- Building a Halloween Vending Computer That Talks
- Making the World’s Smallest E-Bike Battery
- Worlds Largest Neutrino Detector Is Collecting Data In China
- NASA Seeks Volunteers to Track Artemis II Mission
- The Challenges of Digitizing Paper Films
- Microsoft Removed WMR Headset Support? No Problem!
August 2025
- Hackaday Links: August 31, 2025
- Lightning Talks On Time, With This Device
- NASA is Taking Suggestions for Raising Swift’s Orbit
- Building a Macro Pad into a Business Card
- Watch Bondo Putty Get Sprayed Onto 3D Prints
- This Soviet-Style Clock Uses Homemade Nixie Tubes and Glowing Logic
- The Latest Projects from Cornell’s ECE 4760/5730
- The Qweremin is a QWERTY Theremin with a C-64 Heart
- Does it Make Sense to Upgrade a Prusa MK4S to a Core One?
- Silent No More: Open-Source Fix for Mic Mishaps
- Building a Shifting Ratchet Wrench
- Open Source Interactive Wallpapers for Windows
- FPGA Brings UNIX v1 to the DEC J-11
- Measuring Nanoparticles by Scattering a Laser
- NFC Hidden In Floppy Disk For Retro-Themed PC
- Feathers are Fantastic, but Flummoxing for Engineers
- The Confusing World of Wood Preservation Treatments
- The (RF) Sniff Test
- The Advanced Project Gemini Concepts That Could Have Been
- Hackaday Podcast Episode 335: Beer, Toast, and Pi
- Breakout Boards for the Blind
- This Week in Security: DEF CON Nonsense, Vibepwned, and 0-days
- No Die? No Problem: RealDice.org Has You Covered
- CAD, From Scratch: MakerCAD
- Why Super Mario 64 Wastes So Much Memory
- Tefifon: Germany’s Tape-Shaped Record Format
- Linear Actuators 101
- Animatronic Eyes Are Watching You
- PVDF: the Specialized Filament for Chemical and Moisture Resistance
- The Browser Wasn’t Enough, Google Wants to Control All Your Software
- Receiving Radio Signals from Space Like It’s 1994
- The (Data) Plot Thickens
- Acoustic Coupling Like it’s 1985
- Pascal? On my Arduino? It’s More Likely Than You Think
- JuiceBox Rescue: Freeing Tethered EV Chargers From Corporate Overlords
- A New Screen Upgrade for the GBA
- FLOSS Weekly Episode 844: Simulated Word-of-Mouth
- Homebrew Tire Pressure Monitoring System
- The Android Bluetooth Connection
- Lynx-R1 Headset Makers Release 6DoF SLAM Solution As Open Source
- A Tool-changing 3D Printer For the Masses
- Simulating the Commodore PET
- Google Will Require Developer Verification Even for Sideloading
- Avocado Harvester is A Cut Above
- Battery Repair By Reverse Engineering
- Automated Brewing
- Picture by Paper Tape
- Troubled USB Device? This Tool Can Help
- Where There Is No Down: Measuring Liquid Levels in Space
- Confirmation of Record 220 PeV Cosmic Neutrino Hit on Earth
- VIC-20 Gets ISA Slot, Networking
- Very Efficient APFC Circuit in Faulty Industrial 960 Watt Power Supply
- The Shady School
- There’s nothing Mini About this Mini Hasselblad-Style Camera’s Sensor
- Butta Melta Stops Rock-solid Butter From Tearing Your Toast
- Pi Port Protection PCB
- Debugging the Instant Macropad
- CERN’s Large Hadron Collider Runs on A Bendix G-15 in 2025
- Radio Apocalypse: America’s Doomsday Rocket Radios
- Dead Bug Timer Relay Needs No PCB
- DIY Telescope Mount for Stellar Tracking
- A PLL For Perfect Pitch
- RP2040 Assembly Language Mix and Match
- Hackaday Links: August 24, 2025
- ESP32 Sets Sail as a Modern Bus Pirate Powerhouse
- Wire Photo Fax Teardown
- Ambidextrous Robot Hand Speaks in Signs
- Pong Cloned by Neural Network
- The 32 Bit 6502 You Never Had
- The Oscilloscope from 1943
- Dealing With the 1970s EPROM Chaos in 2025
- Picking an Old Operating System
- LeRobot Brings Autonomy to Hobby Robots
- ESticky is a Paperless Post-It
- Who is Your Audience?
- Candle Oscillator Really Heats Things Up
- Solar Powered Pyrolysis Facility Converts Scrap Plastic into Fuel
- Back to the 90s on Real Hardware
- Video Clips with Emacs
- How’s the Weather? (Satellite Edition)
- How to Stop Zeus from Toasting Your Pi
- Web Dashboard for Zephyr
- Finding A New Model For Hacker Camps
- Hackaday Podcast Episode 334: Radioactive Shrimp Clocks, Funky Filaments, Owning the Hardware
- Converting a Sprinkler System to DC
- This Week in Security: Anime Catgirls, Illegal AdBlock, and Disputed Research
- RepRapMicron Promises Micro-fabrication for Desktops With New Prototype
- Quieting that Radio
- Now that Commodore is Back, Could Amiga Be Next?
- Replicating the World’s Oldest Stringed Instrument
- This Pocket Multitool Weighs less than a Penny
- Using the 74HC595 Shift Register to Drive 7-Segment Displays
- How Intel’s 386 Protects Itself From ESD, Latch-up and Metastability
- Linux Fu: Windows Virtualization the Hard(ware) Way
- Bad To The Bluetooth: You Shouldn’t Use This Jammer
- Ask Hackaday: Where Are All the Fuel Cells?
- CAL 3D Printing Spins Resin Right Round, Baby
- Playing DOOM on the Anker Prime Charging Station
- Let’s Brief You on Recent Developments for Electrostatic Motors
- One-Motor Drone Mimics Maple Seeds For Stability
- Carry your Grayscale Memories with this Tiny Game Boy Photo Frame
- Hide Capacitive Touch Buttons In Your Next 3D Print
- FLOSS Weekly Episode 843: Money Usually Helps
- Instant Macropad: Just Add QMK
- Building a Robotic Arm Without Breaking the Bank
- Death of the Cheque: Australia Moves On
- Thermal Batteries for Lower Carbon Industrial Processes
- Reviving a Piece of Yesterday’s Tomorrow
- Using Ultra-Wideband for 3D Location and Tracking
- Lisp in 99 Lines of C With TinyLisp
- A Solderless, Soluble Circuit Board
- Roll Your Own SSB Receiver
- 2025 One Hertz Challenge: Atomic Decay Clock is Accurate But Not Precise
- Food Irradiation Is Not As Bad As It Sounds
- The VLF Transformation
- How to Sink a Ship: Preparing the SS United States For its Final Journey
- Volkswagen Joins the Car-As-A-Service Movement With Its ID.3 BEV
- Antiviral PPE for the Next Pandemic
- Silent Speak and Spell Gets Its Voice Back
- The PC In Your Pico
- Adjustable Allen Key After All These Years
- I, 3D Printer
- 2025 One Hertz Challenge: Timekeeping at One Becquerel
- How Laser Headlights Died In The US
- Should You Try Printing with Polypropylene?
- The Terminal Demise of Consumer Electronics Through Subscription Services
- Sniffing 5G with Software-Defined Radio
- China’s Great Solar Wall is a Big Deal
- Cracking Abandonware DRM Like It’s 1999
- Practical Guide to Pedal-Powered Electrical Generators
- Hackaday Links: August 17, 2025
- 2025 One Hertz Challenge: A Flaming Oscillator and a New Take on the Candle Clock
- Recto: In Case Programming isn’t Hard Enough
- Llama Habitat Continues to Expand, Now Includes the PSP
- It’s a Pi, But it’s not Quite a Raspberry Pi
- Commodore is Back Selling New C64s, but Should You Buy them?
- A Second Chance for the Single Wheel Monorail?
- From Smartphone to a Home Server
- MorPhlex: The TPU Filament That Goes Soft After You Print It
- 2025 One Hertz Challenge: STM32 Blinks In Under 50 Bytes
- The Nibbler was Quite a Scamp
- Metric, Imperial, and Flexibility
- How to Convert a Drain into a Hydropower Facility
- Walter is a Tiny Cellular Modem For Your Projects
- This Polaroid-esque OCR Machine Turns Text to Braille in the Wild
- Suggested Schematic Standards
- 2025 One Hertz Challenge: Educational Tool Becomes 10 Stopwatches
- Liberating a Collapsible Chair from a Single Piece of Wood
- 2025 One Hertz Challenge: An Arduino-Based Heart Rate Sensor
- Gentle Processing Makes Better Rubber That Cracks Less
- Hackaday Podcast Episode 333: Nightmare Whiffletrees, 18650 Safety, and a Telephone Twofer
- Why Lorde’s Clear CD has so Many Playback Issues
- This Week in Security: The AI Hacker, FortMajeure, and Project Zero
- Teletext Around the World, Still
- Open Source Lithium-Titanate Battery Management System
- Rediscovering Microsoft’s Oddball Music Generator From The 1990s
- Calibration, Good Old Calibration
- Bench-Top Wireless Power Transmission
- DIY Wind Turbine Gets a 3-Phase Rectifier
- 2025 One Hertz Challenge: Blinking An LED With The Aid Of Radio Time
- For Americans Only: Estimating Celsius and Other Mental Metrics
- 3D Printing a Self-cleaning Water Filter
- How The Widget Revolutionized Canned Beer
- Hacking the Bluetooth-Enabled Anker Prime Power Bank
- Steampunk Copper PC is as Cool as it Runs
- Flyback Converter Revealed
- 2025 One Hertz Challenge: Digital Clock Built With Analog Timer
- Digital Etch-A-Sketch Also Plays Snake
- 2025 One Hertz Challenge: A Game Of Life
- FLOSS Weekly Episode 842: Will the Real JQ Please Stand Up
- The World’s First Podcaster?
- PCB Business Card Plays Pong , Attracts Employer
- Ore Formation: Introduction and Magmatic Processes
- Josef Prusa Warns Open Hardware 3D Printing is Dead
- Running Guitar Effects on a PlayStation Portable
- That’s no Moon, er, Selectric
- Creating a New Keyboard Flex for an Old Calculator
- LEDs That Flow: A Fluid Simulation Business Card
- 3D-Printing A Full-Sized Kayak In Under A Day
- 2025 One Hertz Challenge: Abstract Aircraft Sculpture Based On Lighting Regulations
- Design Review: LattePanda Mu NAS Carrier
- Continuous-Path 3D Printed Case is Clearly Superior
- Remembering James Lovell: the Man Who Cheated Death in Space
- The WHY 2025 Badge and its 18650s
- Current Source Mixes Old School and New
- Physical Aimbot Shoots For Success In Valorant
- Calipers: Do You Get What You Pay For?
- Watertight and Wireless in One Go: The DIY Sea Scooter
- Compliant Contacts: Hacking Door Locks with Pen Springs
- Building A Trash Can Reverb
- Neon Bulbs? They’re a Gas!
- End Of The Eternal September, As AOL Discontinues Dial-Up
- Smartphone Hackability, or, A Pocket Computer That Isn’t
- Don’t say this DIY Diskette was a Flop
- The Trials Of Trying To Build An Automatic Filament Changer
- Amiga Programming in 2025 with AmiBlitz
- Hackaday Links: August 10, 2025
- 2025 One Hertz Challenge: Using Industrial Relays to Make a Flasher
- Coping with Disappearing Capacitance in a Buck Converter
- A Solar-Only, Battery-Free Device That Harvests Energy from a BPW34 Photodiode
- Building a 7-Segment Shadow Clock
- Cheap Thermal Camera Fits the Bill
- SparcStation 1+ Finally Gets Attention
- Hacking Printed Circuit Board to Create Casing and Instrument Panels
- Desk Top Peltier-Powered Cloud Chamber Uses Desktop Parts
- 2025 One Hertz Challenge: Estimating Pi With An Arduino Nano R4
- The Kilopixel Display
- A Love Letter to Prototype Zero
- 3D Printing a Giant Beyblade Arena
- Learn C with a Lisp
- One File, Six Formats: Just Change The Extension
- Whispers From The Void, Transcribed With AI
- Tearing Down a Mysteriously Cheap $5 Fiber Optic To Cable TV Adapter
- Clock of Clocks Expands, Goes Digital
- 2025 One Hertz Challenge: The Real-Time Clock The VIC-20 Never Had
- Hackaday Podcast Episode 332: 5 Axes are Better than 3, Hacking Your Behavior, and the Man Who Made Models
- Talking Robot Uses Typewriter Tech For Mouth
- This Week in Security: Perplexity v Cloudflare, GreedyBear, and HashiCorp
- Is It Time To Retire the TP4056?
- Exploring the TRS-80’s Color BASIC’s Random Number Function
- Light Transport and Constructing Images From a Projector’s Point of View
- Microsoft’s New Agentic Web Protocol Stumbles With Path Traversal Exploit
- Teardown of a Persil Smartwash Smart Laundry Detergent Ball
- A Repeater for WWVB
- 2025 One Hertz Challenge: The Easy Way to Make a Nixie Tube Clock
- The 64-Degree Egg, And Other Delicious Variants
- Buying Large LiFePO4 Batteries: How Cheap is Too Cheap?
- VRML and the Dream of Bringing 3D to the World Wide Web
- A PC That Uses Hot Coffee As Coolant
- Sparks Fly: Building a 330 kV Supply from a PC PSU
- Automated Rubbish Removal System
- OpenAI Releases gpt-oss AI Model, Offers Bounty For Vulnerabilities
- 2025 One Hertz Challenge: An Animated Ferrofluid Display
- A Robot Controller With The Compute Module 5
- 2025 One Hertz Challenge: Square Waves The Way You Want ‘Em
- Jenny’s Daily Drivers: FreeDOS 1.4
- A Portable 12 VDC Water Chiller for the Chemistry Lab
- Australia’s Space Program Finally Gets Off The Pad, But Only Barely
- Can a Thermal Printer Cure ADHD?
- A Speed Loader For Your 3D Printer Filament
- LoRaSense Pi Hat aims to Kick Start IoT Projects
- Why Names Break Systems
- 2025 One Hertz Challenge: Shoulda Put a Ring Oscillator On It
- Flex PCB Underlies the Watch of the Future
- 2025 One Hertz Challenge: Blinking an LED the Very Old Fashioned Way
- Get Your Tickets For Supercon 2025 Now!
- Student Drone Flies, Submerges
- What Happens When Lightning Strikes A Plane?
- Real-Time Beamforming with Software-Defined Radio
- Spatial Audio in a Hat
- 2025 One Hertz Challenge: Analog Clock for Microsoft Windows
- Brilliant Labs Has New Smart Glasses, With a New Display
- How to Design 3D-Printed Parts With Tolerance in Mind
- The Tape Speed Keyboard
- A Simple Simulator For Model Rocket Performance
- A Gentle Introduction to Fortran
- Open Source 5-Axis Printer Has Its Own Slicer
- Happy Birthday 6502
- Fire Alarm Disco Party
- The Scourge of Fake Retro Unijunction Transistors
- Reverse-Engineering the TDA7000 FM Radio Receiver IC
- Open-Source, Flexible E-Reader
- Hackaday Links: August 3, 2025
- Repairing An Obscure Apple II Clone
- Why Cheap Digital Microscopes are Pretty Terrible
- Keyboard Hero: A Barebones Alternative To The Guitar Version
- Rebuilt Batteries for the Cutest Clamshell at the Cafe
- A DIY Fermenter for Flavorful Brews
- Squishy Beyblades Made With 3D Printer Fail To Compete In The Arena
- An Ode to the Aesthetic of Light in 1024 Pixels
- Exploring VersaLOGIC pre-LSI Logic Cards With the Data/620
- 2025 One Hertz Challenge: Learn Morse Code One Second at a Time
- This Plane Flies Slow Because Its Wings Really Blow
- Thanks, Tamiya-san
- An ATTiny GPU Fan Controller That Sticks
- Custom Bedroom Lighting Controlled By Alexa
- Universal Control for the Last Mac You’d Ever Expect
- AI Code Review the Right Way
- You Can Make Your Own Floppy Drive Cleaning Disks
- Digital Guitar of the Future has no strings
- 2025 One-Hertz Challenge: The Flip Disc Clock
- Two For The Price Of One: BornHack 2024 And 2025 Badges
- Hackaday Podcast Ep 331: Clever Machine Tools, Storing Data in Birds, and the Ultimate Cyberdeck
- A Proper Computer For a Dollar?
- This Week in Security: Spilling Tea, Rooting AIs, and Accusing of Backdoors
- Turning Waste Plastic into Spools of Filament
- DIY MP3 Player Inspired By The iPod
- Raspberry Pi RP2350 A4 Stepping Addresses E9 Current Leakage Bug
- Railway Time: Why France’s Railways Ran Five Minutes Behind
July 2025
- 2025 One Hertz Challenge: 4-Function Frequency Counter
- Double the Sensors, Double the Fun, with 2-in-1 Panoramic Camera
- 2025 One Hertz Challenge: Op-Amp Madness
- When Online Safety Means Surrendering Your ID, What Can You Do?
- Hexagonal Lighting Brings a Touch of Elegance to the Workshop
- Hands On: The Hacker Pager
- Farewell Shunsaku Tamiya: The Man Who Gave Us The Best Things To Build
- Robots are Coming for Your Berry Good Job
- Rebooting WarGames ‘ WOPR with a Pi and Gemini
- Legally Distinct Space Invaders Display WiFi Info
- The LumenPnP Pasting Utility: Never Buy Solder Stencils Again?
- Soldered RAM Upgrades Finally Available for Mac-PPC
- 2025 One-Hertz Challenge: A Software-Only AM Radio Transmitter
- One Man’s Trash… Bicycle Edition
- Linux Fu: The Cheap Macropad Conundrum
- Everyone’s Invited to the Copyparty
- A Dual-Screen Cyberdeck To Rule Them All
- AVIF: The Avian Image Format
- Casting Meteorite-like Materials
- 2025 One Hertz Challenge: Precise Time Ref via 1 Pulse-Per-Second GPS Signal
- ATtiny-Powered Business Card Plays Cracktro Hits
- 2025 One-Hertz Challenge: Fixing The Clock That Once Synced The World
- Numbers Station Simulator, Right In Your Browser
- Power Line Patrols: The Grid’s Eye in the Sky
- Tetris in a Single Line of Code
- Solar Light? Mains Light? Yes!
- 2025 One Hertz Challenge: Drop the Beat (But Only at 60 BPM)
- Models of Wave Propagation
- Skateboard Wheels Add Capabilities to Plasma Cutter
- Destructive Testing of ABS and Carbon Fiber Nylon Parts
- 2025 One-Hertz Challenge: Clock Calibrator
- Be More Axolotl: How Humans May One Day Regrow Limbs and Organs
- Learn Computing? Head for MonTana!
- A History of Pong
- Wayland Will Never Be Ready For Every X11 User
- Commodore 64 on New FPGA
- Experience Other Planets with the Gravity Simulator
- The Power-Free Tag Emulator
- Hackaday Links: July 27, 2025
- 2025 One Hertz Challenge: RPI TinynumberHat9
- A Very Tidy Handheld Pi Terminal Indeed
- Game Boy Camera in Wedding Photo Booth
- A Cable Modem, The Way All Network Gear Should Be Mounted
- A Non-Sony Playstation Motherboard Replacement
- 2025 One-Hertz Challenge: Shadow Clock
- Vintage Plasma Display Shows Current Rad Levels
- Engrave a Cylinder Without a Rotary Attachment? No Problem!
- 2025 One-Hertz Challenge: A Clock Sans Silicon
- Signal Injector Might Still be Handy
- Personalization, Industrial Design, and Hacked Devices
- Read QR Codes on the Cheap
- Listening To Ethernet Via Eurorack
- A Modern Version of Famous, Classic Speaker
- Building a Color Teaching Toy For Tots
- Zine Printing Tips From a Solopreneur
- Massive Aluminum Snake Casting Becomes Water Cooling Loop For PC
- 2025 One Hertz Challenge: A Discrete Component Divider Chain
- Hackaday Podcast Episode 330: Hover Turtles, Dull Designs, and K’nex Computers
- Human in the Loop: Compass CNC Redefines Workspace Limits
- This Week in Security: Sharepoint, Initramfs, and More
- Transparent PCBs Trigger 90s Nostalgia
- Reachy The Robot Gets a Mini (Kit) Version
- Not Repairing an Old Tape Recorder
- When the UK’s Telephone Network Went Digital With System X
- Comprehensive Test Set Released For The Intel 80286
- Painting in Metal with Selective Electroplating
- 2025 One Hertz Challenge: 555 Timer Gets a Signal From Above
- KeyMo Brings a Pencil to the Cyberdeck Fight
- Supersonic Flight May Finally Return to US Skies
- Teufel Introduces an Open Source Bluetooth Speaker
- Eight Artificial Neurons Control Fully Autonomous Toy Truck
- FrogFind Grabs the WAP
- Vibe Coding Goes Wrong As AI Wipes Entire Database
- Game dev on iBook G4 with NetBSD
- Fusing Cheap eBay Find Into a Digital Rangefinder
- 2025 One Hertz Challenge: 16-Bit Tower Blinks at One Hertz
- Embedded LEDs for Soft Robots Made from Silicone
- The Death of Industrial Design and the Era of Dull Electronics
- Annealing in Space: How NASA Saved JunoCam in Orbit Around Jupiter
- An Open Source Flow Battery
- Nylon-Like TPU Filament: Testing CC3D’s 72D TPU
- The Hall-Héroult Process on a Home Scale
- Video Tape Hides Video Player
- 2025 One Hertz Challenge: A 555, but not as we know it
- 2025 One-Hertz Challenge: Pokémon Alarm Clock Tells You It’s Time to Build the Very Best
- The Epochalypse: It’s Y2K, But 38 Years Later
- USB-C-ing All The Things
- Power Grid Stability: From Generators to Reactive Power
- Paste Extrusion for 3D Printing Glass and Eggshells
- Floating Buoy Measures Ocean Conditions
- Coleco Adam: A Commodore 64 Competitor, Almost
- Testing Your Knowledge of JavaScript’s Date Class
- A Lockpicking Robot That Can Sense the Pins
- 2025 One-Hertz Challenge: It’s Hexadecimal Unix Time
- Freezer Monitoring: Because Ice Cream Is a Dish Best Served Cold
- Fixing Human Sleep With Air Under Pressure
- Don’t Turn That Old System On, First Take it Apart
- Why Apple Dumped 2,700 Computers In A Landfill in 1989
- Bearing Witness: Measuring the Wobbles in Rotary Build
- Reverse Engineering a ‘Tony’ 6502-based Mini Arcade Machine
- Researching Glow-Powder Left a few Scars
- Remembering Chiptunes, the Demoscene and the Illegal Music of Keygens
- Hackaday Links: July 20, 2025
- Designing an Open Source Multimeter: the HydraMeter
- When a Record Player Doesn’t Work Due to Solid State Grease
- 8 Bit Mechanical Computer Built from Knex
- Engine Data Displayed Live On Dash
- Project Scribe: Receipts for Life
- A Spectrophotometer Jailbreak to Resolve Colorful Disputes
- Software Defined Retro ROMs
- SymbOS Is a Funhouse mirror look at a future that never was
- PicoGUS adds CD-ROM Emulation to ISA Bus
- Punch card controlled Cyberdeck Lives In 80s Toy
- Elegoo Rapid PETG vs PETG Pro: Same Price, Similar Specs, Which to Buy?
- Neon Lamp Detects Lightning Strikes
- GarageMinder: Automatic Garage Door
- 2025 One-Hertz Challenge: ZX Spectrum Is Now A Z80 Frequency Counter
- Before Macintosh: The Story of the Apple Lisa
- PVCSub: A Submarine from the Plumbing Aisle
- Time, Stars, and Tides, All On Your Wrist
- 2025 One-Hertz Challenge: HP Logic Probe Brought Into The Future
- Hackaday Podcast Episode 329: AI Surgery, a Prison Camp Lathe, and a One Hertz Four-Fer
- Unlocking the Potential of a No-Name Handheld Game
- This Week in Security: Trains, Fake Homebrew, and AI Auto-Hacking
- A Vulnerable Simulator for Drone Penetration Testing
- MR Browser is the Package Manager Classic Macs Never Had
- Improve Your KiCad Productivity With These Considered Shortcut Keys
- 8-Core ARM Pocket Computer Runs NixOS
- ESP32 Plugs In to Real-Time Crypto Prices
- Building a Stirling Engine Bike
- 2025 One Hertz Challenge: Building a Better Jumping Bean
- The Apollo–Soyuz Legacy Lives On, Fifty Years Later
- ProtoWeb: Browsing the Information Superhighway Like It’s 1995
- A Field Guide to the North American Cold Chain
- This Service Life Study Really Grinds Our Gears
- A Neural Net For a Graphing Calculator?
- Vintage Hardware Find Includes Time Capsule of Data
- This SSD Will Self Destruct in Ten Seconds…
- Opening a Six-Lock Safe With One Key Using Brunnian Links
- Mini Car Racing Game Really Shows Off Multicolor Printing
- FLOSS Weekly Episode 841: Drupal and AI: The Right Tool for Everything
- Mach Cutoff: Bending The Sonic Boom
- Blu-ray Won, But At What Cost?
- The DEW Line Remembered
- Caltech Scientists Make Producing Plastics From CO2 More Efficient
- Arduino Saves Heat Pump
- A History of the Tandy Computers
- Wendelstein 7-X Sets New Record for the Nuclear Fusion Triple Product
- USB-C Rainbow Ranger: Sensing Volts with Style
- Pulling at Threads With the Flipper Zero
- 2025 One Hertz Challenge: Metronalmost is Gunning for Last Place
- A Collection of Lightning Detectors
- The Fight to Save Lunar Trailblazer
- Will HP Create a Carfax System For PCs?
- A Chip8 Emulator for 68000-based Macs
- Quasi-Quantifying Qubits for 100 Quid
- Introducing PooLA Filament: Grass Fiber-Reinforced PLA
- Record Changer Spins Round and Round
- Do You Trust this AI for Your Surgery?
- 2025 One Hertz Challenge: Valvano Clock Makes the Seconds Count
- Robots Want the Jobs You Can’t Do
- Coroutines in C
- Hacking When It Counts: DIY Prosthetics and the Prison Camp Lathe
- A Budget Quasi-Direct-Drive Motor Inspired By MIT’s Mini Cheetah
- Explore the Granddaddy of all Macs with LisaGUI
- Citizen Science is All Fun and Games
- Smart Coffee Table to Guide Your Commute
- Hackaday Links: July 13, 2025
- 2025 One Hertz Challenge: Ham Radio Foxhunt Transmitter
- Hurdy-posting Continues with the Balfolk Boombox, a Synth Gurdy
- From Leash to Locomotion: CARA the Robotic Dog
- Jcorp Nomad: ESP32-S3 Offline Media Server in a Thumbdrive
- What Will It Take to Restore a Serious Flight Simulator?
- An Open-Concept 3D Printer Using Cantilever Arms
- Die Cut Machine Makes Portable Metal Cuts
- Playing Snake with Digital Microfluidics
- 2025 One Hertz Challenge: An Ancient Transistor Counts The Seconds
- Wire Like a Pro: Peeking into Wire Harness Mastery
- Trickle Down: When Doing Something Silly Actually Makes Sense
- The Cantareel is Hurdy-Guitar Turned Inside Out
- The 555 Writ Large
- Get Roped Into Magnetic Core Memory with this 512 bit Module
- Measuring the Impact of LLMs on Experienced Developer Productivity
- DIY X-Rays Made Easy
- Designing a CPU with only Memory Chips
- An Induction Lamp Made on the Same Principle as Ordinary Fluorescent Lamp
- Dearest C++, Let Me Count the Ways I Love/Hate Thee
- Hackaday Podcast Episode 328: Benchies, Beanies, and Back to the Future
- PlayStation Case Mod Hides Gamer Shame
- This Week in Security: Bitchat, CitrixBleed Part 2, Opossum, and TSAs
- This Homebrew CPU Got Its Start in the 1990s
- Listen To The Sound Of The Crystals
- DIY Navigation System Floats this Boat
- Double Your Printing Fun with Dual-Light 3D Printing
- Hacking a Guitar into a Hurdy-Gurdy Hybrid with 3D Prints
- Embedded USB Debug for Snapdragon
- Voltage Divider? Filter? It’s Both!
- Personal Reflections on Immutable Linux
- Long Live RSS!
- Ask Hackaday: Are You Wearing 3D Printed Shoes?
- An Emulated Stroll Down Macintosh Memory Lane
- Generatively-Designed Aerospike Test Fired
- Solder Smarts: Hands-Free Fume Extractor Hack
- Volume Controller Rejects Skeumorphism, Embraces the Physical
- How To Train A New Voice For Piper With Only A Single Phrase
- No Tension for Tensors?
- FLOSS Weekly Episode 840: End-of-10; Not Just Some Guy in a Van
- Dithering With Quantization to Smooth Things Over
- Kids vs Computers: Chisanbop Remembered
- Crunching The News For Fun And Little Profit
- PIC Burnout: Dumping Protected OTP Memory in Microchip PIC MCUs
- Programming Like It’s 1986, For Fun and Zero Profit
- Five-minute(ish) Beanie is the Fastest We’ve Seen Yet
- Oscillator Negativity is a Good Thing
- View a Beehive Up Close with this 3D Printed Hive
- Better Solid State Heat Pumps Through Science
- Budget Brilliance: DHO800 Function Generator
- Could Space Radiation Mutate Seeds For The Benefit of Humanity?
- Turning PET Plastic Into Paracetamol With This One Bacterial Trick
- The End Of The Hackintosh Is Upon Us
- Touch Lamp Tracks ISS with Style
- Managing Temperatures for Ultrafast Benchy Printing
- When is a synth a woodwind? When it’s a Pneumatone
- IR Point and Shoot Has a Raspberry Heart in a 35mm Body
- The Hackaday Summer Reading List: No AI Involvement, Guaranteed
- Splice CAD: Cable Harness Design Tool
- This Week in Security: Anthropic, Coinbase, and Oops Hunting
- 160-core RISC V Board is the m.2 CoProcessor You Didn’t know you needed
- Building an X-Ray Crystallography Machine
- Building a Potato-based GLaDOS as an Introduction to AI
- Fastener Fusion: Automating the Art of Counting
- Hackaday Links: July 6, 2025
- Diagnosing Whisker Failure Mode in AF114 and Similar Transistors
- Does Made-in-America Make Sense for PCB Prototyping?
- Visiting Our Neighbor Sedna: Feasibility Study of a Mission to This Planetoid
- Going to the (Parallel) Chapel
- Convert Any Book to a DIY Audiobook?
- A Look Through the Eye of a Bowling Ball
- Shadow Clock Shows The Time On The Wall
- Daisy chain of hacks lets new Arm board run Doom
- Mapping Tool Helps Identify Usable Land For Building
- AI Is Only Coming For Fun Jobs
- Software Defined Retro ROM Makes 8-bit Easy
- A Feast Of 1970s Gaming History, And An 8080 Arcade Board
- Track Your GitHub Activity With This E-Ink Display
- CIS-4 Is a Monkish Clock Inside a Ceiling Lamp
- Running an Entire PS1 Emulator in a DS Cartridge
- Video Cable Becomes Transmitter with TEMPEST-LoRa
- 3D Printer Turbo-Charges a Vintage Vehicle
- 2025 One Hertz Challenge: Electromechanical CMOS Clock Keeps In Step With Mains Frequency
- Hackaday Podcast Episode 327: A Ploopy Knob, Rube-Goldberg Book Scanner, Hard Drives and Power Grids Oscillating Out of Control
- Smart Temp Sensors Helps You Nail Your Cooking
- Why GitHub Copilot Isn’t Your Coding Partner
- SMD Capacitor Doubles as Cheap SD Card Latch
- Pez Blaster Shoots Candy Dangerously Fast
- AI Might Kill Us All (With Carbon Emissions)
- Smart Mjolnir Makes Questionable Judgement Call On Your Worthiness
- A Miniature Ostwald Reactor to Make Nitric Acid
- OpenMIDIStomper Makes Sure Your Gear Does What Your Foot Says
- Last Chance: 2025 Hackaday Supercon Still Wants You!
- I Gotta Print More Cowbell
- Back to the Future, 40 Years Old, Looks Like the Past
- It’s 2025, And We Still Need IPv4! What Happens When We Lose It?
- Reliving VHS Memories with NFC and ESPHome
- Smallest Gaming Mouse Has Crazy Fast Polling Rate And Resolution
- Reservoir Sampling, or How to Sample Sets of Unknown Size
- Hack Swaps Keys for Gang Signs, Everyone Gets In
- Subpixel Rendering For Impossibly Small Terminal Text
- FLOSS Weekly Episode 839: I Want to Get Paid Twice
- South Korea Brought High-Rise Fire Escape Solutions To The Masses
- Making a Smarter Laptop Cooler
- Why The Latest Linux Kernel Won’t Run On Your 486 And 586 Anymore
- Finally, An Extension To Copyright Law We Can Get Behind
- Adding Automatic Emergency Braking To An RC Car
- Whack-A-Disk
- Challenge: Square a Voltage
- A Crypto Miner Takes the Straight and Narrow
- There Are Better LEGO-Compatible Universal Joints Out There
- Are Service Loops a Good Idea?
- C++ Encounters of the Rusty Zig Kind
- DIY Book Lamp is a Different Take on the Illuminated Manuscript
- One Laptop Manufacturer Had To Stop Janet Jackson Crashing Laptops
- Move Over, Cybertruck: Series Hybrids from Edison Are on the Way
- In Vivo CAR T Cell Generation for Cancer and Auto-Immune Treatments
- Building the Marauder LowRacer from Bike Parts
- Super8 Camera Brought to the Modern World
June 2025
- Phone Keyboard Reverse Engineered
- Blowtorching Electroplated 3D Prints For Good Reason
- Sand Drawing Table Inspired By Sisyphus
- Data Visualization and Aggregation: Time Series Databases, Grafana and More
- Chasing A Raspberry Pi Bottleneck
- The 2025 Iberian Peninsula Blackout: From Solar Wobbles to Cascade Failures
- Behind RadioShack’s Cheapest Computer
- Preserve your Plants with an Automated Terrarium
- Switching from Desktop Linux to FreeBSD
- Break The Air Gap With Ultrasound
- Hackaday Links: June 29, 2025
- Windows 95 on PlayStation 2 Works as Well as You Expected
- A Scanner for Arduino-Powered Book Archiving
- 19th Century Photography in Extreme Miniature
- Turbine Blower 3D Prints Every Part, Including Triple Planetary Gears
- Pictures from Paper Reflections and a Single Pixel
- Building a Piezo Noise Box
- Open-Source Knob Packed with Precision
- Reading The Chip In Your Passport
- Ancient SoundBlaster Cards Just Got A Driver Update
- Making Optical Glass from Ceran Stovetops
- BeyBlades Made Ever More Dangerous With 3D Printing
- Limitations, Creativity, and Challenges
- Behind the Bally Home Computer System
- A Wood Chipper from First Principles
- Building A 3D-Printed RC Dump Truck
- All the Stars, All the Time
- GEEKDeck is a SteamDeck for Your Living Room
- Standing Desk Uses Pneumatics To Do The Job
- Can Digital Poison Corrupt The Algorithm?
- Hackaday Podcast Episode 326: A DIY Pockels Cell, Funny Materials to 3D Print With, and Pwning a Nissan Leaf
- Audio Localization Gear Built On The Cheap
- This Week in Security: MegaOWNed, Store Danger, and FileFix
- Meet Cucumber, The Robot Dog
- A Cheap Smart Plug To Block Distractions
- Making GameCube Keyboard Controller Work with Animal Crossing
- Pi Networks the Smith Chart Way
- Optimizing Dust Separation for Extreme Efficiency
- Linear Solar Chargers for Lithium Capacitors
- Rust Drives a Linux USB Device
- Announcing the 2025 Hackaday One Hertz Challenge
- How to Make a Beautiful Floral Keycap Using Resin
- Field Guide to the North American Weigh Station
- PLA With PETG Core Filament Put to the Test
- Revealing The Last Mac Easter Egg
- Static Electricity Remembers
- Simulating Empires with Procedurally Generated History
- Ceramic Printing Techniques for Plastic
- Homebrew Pockels Cell Is Worth the Wait
- FLOSS Weekly Episode 838: AtomVM and The Full Stack Elixir Developer
- The Tao of Bespoke Electronics
- Mechanical 7-Segment Display Combines Servos And LEGO
- The Rise And The Fall Of The Mail Chute
- Careful Design Lets 3D Print Emulate Kumiko
- Minecraft Clone Manages With Nothing But HTML + CSS
- Hack Turns Nissan Leaf into Giant RC Car
- NREL Maps Out US Data Infrastructure
- Digitally-Converted Leica Gets A 64-Megapixel Upgrade
- Pong in Discrete Components
- Do You Need a Bench Meter?
- Announcing the 2025 Pet Hacks Winners
- Why Trijets Lost Against Twinjets
- Mining and Refining: Drilling and Blasting
- Is Box Turtle the Open Source AMS we’ve been waiting for?
- There’s A New Reusable Rocket, And It’s A Honda
- Building A Custom Paper Tape Punch Machine
- Add TouchTone Typing to Your Next Project
- Modern Tech Meets Retro 7-Segment
- Casting Time: Exploded Watch in Resin
- Keep Track of the Compost with LoRaWAN
- Video Game Preservation Through Decompilation
- Head to Print Head: CNC vs FDM
- Eulogy for the Satellite Phone
- Earth’s Oxygen Levels and Magnetic Field Strength Show Strong Correlation
- Visual Code Generator to End All Generators
- AI Piano Teacher to Criticize Your Every Move
- 3D Print Glass, Using Accessible Techniques
- Hackaday Links: June 22, 2025
- Has a Nuke Gone Off? Indicator
- Photogrammetry takes to the skies
- Giving a Drum MIDI Input with Lots of Solenoids
- Repairing an Old Tektronix TDS8000 Scope
- An Adaptive Soundtrack for Bike Tricks
- Tamagotchi Torture Chamber is Equal Parts Nostalgia and Sadism
- Replacing Crude Oil Fractional Distillation With Microporous Polyimine Membranes
- EU Ecodesign for Smartphones Including Right to Repair Now In Effect
- Converting an E-Paper Photo Frame into Weather Map
- Retrotechtacular: 1970s Radio
- Measurement is Science
- Tiny Tellurium Orbits Atop a Pencil
- If Your Kernel Development is a Little Rusty
- The Most Satisfying Way To Commit
- ELIZA Reanimated
- PVA Filament: Not Always What it Seems
- Building Diode and Diode-Transistor Logic Gates
- All You Need To Know About Photographic Lenses
- Hackaday Podcast Episode 325: The Laugh Track Machine, DIY USB-C Power Cables, and Plastic Punches
- Pi Pico Powers Parts-Bin Audio Interface
- This Week in Security: That Time I Caused a 9.5 CVE, iOS Spyware, and The Day the Internet Went Down
- Spiral Connector Makes Fastener-Free Assemblies
- Bento is an All-In-One Computer Designed to be Useful
- Mac SE Restomod has a Floppy Surprise
- Ben Eater Makes Computer Noises
- Build Your Own Telescope the Modern Way
- Fission Simulator Melts Down RP2040
- Dual RGB Cameras Get Depth Sensing Powerup
- Hacker Tactic: ESD Diodes
- Game Boy? NES? Why not Both!
- Space-Based Datacenters Take The Cloud into Orbit
- Flopped Humane “AI Pin” Gets an Experimental SDK
- Iron Nitride Permanent Magnets Made With DIY Ball Mill
- Gas Burner Reuses Printer Nozzle For Metalwork
- A Number of Microphones… er, Inductors, Rather
- FLOSS Weekly Episode 837: World’s Best Beta Tester
- BhangmeterV2 Answers The Question “Has a Nuke Gone Off?”
- Split Keyboard Uses No PCB
- ZPUI Could Be Your Tiny Embedded GUI
- ESP32 Dashboard is a Great Way to Stay Informed
- Just for Laughs: Charlie Douglass and the Laugh Track
- Keeping Snap and Crackle under Control with Prunt Printer Firmware
- Weighing an Airplane as it Flies Overhead
- Capturing Screenshots Using a Fake Printer
- StatusNotifierItem: How Standard Non-Standards Tear Linux Desktops Apart
- Making a Brushless DC Motor Winding Machine
- The Most Trustworthy USB-C Cable is DIY
- Dead Amstrad Becomes Something New
- Keebin’ with Kristina: the One With the Gaming Typewriter
- A DIY Version of the Franck-Hertz Experiment
- A Gentle Introduction to Ncurses for the Terminally Impatient
- How Discord Was Ported to Windows 95 and NT 3.1
- Robot Dinosaur YOLOs Colors and Shapes for Kids
- Bringing an Obscure Apple Operating System to Modern Hardware
- History of Forgotten Moon Bases
- An Open-Source Justification for USB Cable Paranoia
- Cube Teeter Totter: One Motor, Many Lessons
- Kludge Compensates for Kaput Component with Contemporary Capacitor
- Retrotechtacular: Arthur C. Clarke Predicts the Future
- Expanding Racks in the Spirit of the Hoberman Sphere
- Big Chemistry: Seawater Desalination
- This Thermochromic Clock Is a Ray of Sunshine
- Dummy Plug Gets Smarter with Raspberry Pi
- Making Corrugated Cardboard Stronger and Waterproof
- Bento – VR/XR from a Keyboard
- Hackaday Links: June 15, 2025
- Electromechanical Atari is a Steampunk Meccano Masterpiece
- Upgrade Your Filament Dryer With a Swiveling Filament Port
- Smart Lamp Keeps Students on Track with Image Recognition
- An RC Car Driven with Old 3D Printer Motors
- Adaptive Keyboards & Writing Technologies for One-Handed Users
- The PCB Router You Wish You Had Made
- Meowsic Keyboard MIDI Adapter Aims for Purrfection
- Laptop Brick is Brought Back from the Brink
- LED Probe: A Smart, Simple Solution for Testing LEDs
- Upgrading An Old Espresso Machine
- Make Magical-Looking Furniture With Kerf Bend Wizard
- The Switch 2 Pro Controller: Prepare for Glue and Fragile Parts
- A Concentric Clock with Multiple Modes
- Watkin’s Tower: London’s Failed Eiffel Tower
- Open a Portal to an NES Emulator
- How a DIY Chicken Coop Door Opener Went From Simple to Complex
- Adapting an Old Rotary Dial for Digital Applications
- Taking A One Handed Keyboard To The Next Level
- Attack Of The Beepy Clones
- Cassette Data Storage from the 1970s
- This Week in Security: The Localhost Bypass, Reflections, and X
- A Remote-Controlled USB Rubber Ducky Clone
- The GBA Console You Never Knew You Wanted
- Build a 400 MHz Logic Analyzer for $35
- Simple Open Source Photobioreactor
- COTS Components Combine to DIY Solar Power Station
- The Billionth Repository On GitHub is Really Shitty
- 2025 Pet Hacks Contest: Cat at the Door
- End of an Era: NOAA’s Polar Sats Wind Down Operations
- Learning the Basics of Astrophotography Editing
- Crowdsourcing SIGINT: Ham Radio at War
- Open Source CAD in the Browser
- DIY Calibration Target for Electron Microscopes
- Step Into Combat Robotics with Project SVRN!
- Hacking T Cells to Treat Celiac Disease
- Compound Press Bends, Punches and Cuts Using 3D Printed Plastic
- Randomly Generating Atari Games
- FLOSS Weekly Episode 836: Beeps and Boops with Meshtastic
- Network Infrastructure and Demon-Slaying: Virtualization Expands What a Desktop Can Do
- This Relay Computer Has Magnetic Tape Storage
- Reconductoring: Building Tomorrow’s Grid Today
- Bipolar Uranium Extraction from Seawater with Ultra-Low Cell Voltage
- Threaded Insert Press is 100% 3D Printed
- Back to the Future Lunchbox Cyberdeck
- What Marie Curie Left Behind
- Using a Videocard as a Computer Enclosure
- Two Bits, Four Bits, a Twelve-bit Oscilloscope
- Generating Plasma with a Hand-Cranked Generator
- Supercon 2024: Repurposing ESP32 Based Commercial Products
- SkyRoof, a New Satellite Tracker for Hams
- Is The Atomic Outboard An Idea Whose Time Has Come?
- The Ongoing BcacheFS Filesystem Stability Controversy
- Repairing Vintage Sony Luggable Calculators
- Building an Assembly Line for Origami Pigeons
- Saving Green Books from Poison Paranoia
- A Modern Take on Iconic Industrial Design
- Run A Lawnmower on Diesel With Hot Bulb Hack
- 2025 Pet Hacks Contest: Fort Bawks is Guarded by Object Detection
- Information Density: Microfilm and Microfiche
- Turning Up the Heat on HT-PLA’s Marketing
- Feline Genetics and Why Orange Cats Are the Most Special
- Texas’ Right to Repair Bill is a Signature Away From Becoming Law
- Nintendo Switch 2 Teardown, Let’s A-Go!
- Garden Hose Gets Laminar Flow
- Wireless Power Makes For Cable-Free Desk
- Hackaday Links: June 8, 2025
- Bringing a Father Ted Joke to Life
- Simple Triggering for Saleae Logic Analyzers
- Piano Doorbell Adds Music To Your Home
- A Close Look at the Mitxela Precision Clock Mk IV
- Wave Drive Made With 3D Printed Parts
- Scratch-built Electric Boat Shows off Surprising Speed
- Building a Cyberpunk Modular Keyboard
- Single Tube SDR Is a Delightful Mix of Old and New
- Let’s Buy Commodore! Well, Somebody Is.
- ChatGPT Patched a BIOS Binary, and it Worked
- Microsoft Looking to Enforce USB-C Features Through WHCP
- When Wireless MIDI Has Latency, a Hardwired Solution Saves the Day
- Printed Focus Control for Pro Style Cinematography
- 3D Pen Used To Build Cleaning Robot That Picks Up Socks
- The Bellmac-32 CPU — What?
- Freeze-drying for improved metal printing
- A Flip Clock Becomes a Flip Timer
- A Network Status Panel The Way It Should Be
- Hackaday Podcast Episode 324: Ribbon Microphone From A Gumstick, Texture From a Virtual Log, and a Robot Arm From PVC
- Solder Stencil Done Three Ways
- This Week in Security: Roundcube, Unified Threat Naming, and AI Chat Logs
- In Film, What’s Old May Still Be New Again
- Soviet Calculator Teardown Reveals Similarities And Differences
- SPACEdeck is Half Cyberdeck, Half Phone Case, All Style
- A Flashlight of Fire and Ice
- Building an Analog Echo Plate
- Turning the Pluto SDR into a Network Analyzer
- Leakage Control for Coupled Coils
- Supercon 2024: From Consultant to Prototyper On A Shoestring Budget
- A Steady Vacuum For The Fastest Cassette Tape Drive Ever
- Screens of Death: From Diagnostic Aids to a Sad Emoji
- Piko, Your ESP32 Powered Fitness Buddy
- Running FreeDOS and 8086tiny on the Game Boy Advance Because You Can
- Passive Saturation Box is a Cheap Way To Distort Your Sound
- Slide Rule by Helix
- Making solder wick less painful
- Adding Assistive Technology to a Doorbell
- FLOSS Weekly Episode 835: Board Member B
- The Blackberry Keyboard: How An Open-Source Ecosystem Sprouts
- A Vintage ‘Scope Comes Back To Life
- High-Stakes Fox Hunting: The FCC’s Radio Intelligence Division in World War II
- Tune In to “Higher Lower”, the Minimal Handheld Electronic Game
- 3D Printing a Modular Guitar Means It Can Look Like Whatever You Want
- Making a LEGO Vehicle Which Can Cross Large Gaps
- Building An Automatic Wire Stripper And Cutter
- Building An Eight Channel Active Mixer
- Open Source Watch Movement Really Ticks All the Boxes
- 3D Printed Tank Has a Cannon to Boot
- Supercon 2024: How To Track Down Radio Transmissions
- Simulation and Motion Planning for 6DOF Robotic Arm
- My Winter of ’99: The Year of the Linux Desktop is Always Next Year
- Add Wood Grain Texture to 3D Prints – With a Model of a Log
- Spin-Casting This Telescope Mirror In Resin Didn’t Go To Plan
- The Keyboard Sinclair Never Made
- The 1972 INTERCAL Compiler Revealed
- Planetary Poetry with a Tiny Digital Core
- 3D Printing A Capable RC Car
- Ender 3 Pro Gets A Second Job As A Stator Winder
- Keebin’ with Kristina: the One with the H.R. Giger Keyboard
- What Use Is An Original Raspberry Pi?
- The Potential Big Boom In Every Dust Cloud
- Depositing Metal On Glass with Fiber Laser
- This BB Shooter Has a Spring, But Not For What You Think
- Testing Brick Layers in OrcaSlicer With Staggered Perimeters
- 2025 Pet Hacks Contest: Weigh Your Dog The Easy Way
- Hackaday Links: June 1, 2025
- It’s MIDI for the TRS-80!
- Plenty Of LEDs And Useful Too: The 2025 DORS/CLUC Badge
- Making The Codec Communicator From Metal Gear Solid
- Adaptive Optics Take Clearest Pictures of the Sun Yet
- Portal 2 Becomes An Impressively Capable Web Server
- Disarming a Nuke… Twice
- Can We Replace a Program Counter with a Linear-Feedback Shift Register? Yes We Can!
May 2025
- ESPer-CDP Plays CDs and Streams in Style
- Hot Rod Backyard Bath on Steel Spring Legs
- Building a Wireless Motorized Fader For Lighting Control
- Pulling Back the Veil, Practically
- A CRT Display for Retro Weather Forecasting
- Making a Treadmill Into a 3D Printer
- 17 Year Old Hellboy II Prop Still Amazes
- White LED Turning Purple: Analyzing a Phosphor Failure
- You Wouldn’t Download A Skateboard?
- Tidy LED Matrix Displays GIFs On Demand
- 2025 Pet Hacks Contest: Keep The Prey At Bay With The Cat Valve
- Hackaday Podcast Episode 323: Impossible CRT Surgery, Fuel Cells, Stream Gages, and a Love Letter to Microcontrollers
- DIY Solar Generator Inspired By James Webb Telescope
- This Week in Security: CIA Star Wars, Git* Prompt Injection and More
- Sustainable 3D Prints with Decomposable Filaments
- Today in Edinburgh: The Open Hardware Summit
- What does Linux Need? A Dial!
- Another Doom Port To The Atari ST
- IcePI Zero: A Pi Zero for FPGA
- A Simple Tip for Gluing Those LED Filaments
- You Can Make Your Own Ribbon Mic With A Gum Wrapper
- 2025 Pet Hacks Challenge : Poopopticon Is All Up In Kitty’s Business
- Researchers Are Slowly Finding Ways To Stem The Tide Of PFAS Contamination
- 3D Print ABS Without a Screaming Hot Bed
- Forced E-Waste PCs and the Case of Windows 11’s Trusted Platform
- Bring Back The BIOS! (To UEFI Systems, That Is)
- The Cost of a Cheap UPS is 10 Hours and a Replacement PCB
- Tool Turns SVGs into Multicolor 3D Prints
- A Love Letter to Embedded Systems by V. Hunter Adams
- Invisible PC Doubles As Heated Seat
- From Burnt to Brilliant: A Toaster’s Makeover
- FLOSS Weekly Episode 834: It Was Cool in 2006
- Supercon 2024: Using an Oscilloscope to Peek Below the Noise Floor
- Bubble Displays Make a Neat Retro Clock
- Remotely Interesting: Stream Gages
- Washington Consumers Gain Right to Repair for Cellphones and More
- Stamp: Modular Breakout Boards for SMD Prototyping
- A 100-Year-Old Electronic Musical Instrument Brought Back to Life
- New Supermaterial: As Strong as Steel and as Light as Styrofoam
- Look to the Sky With This Simple Plane Tracker
- Hand Truck Turned Into Motorcycle
- 2025 Pet Hacks Contest: Fytó – Turn Your Plant Into a Pet
- Fixing a Fatal Genetic Defect in Babies With a Bit of Genetic Modification
- Reconditioning a Vintage CRT Tube
- Hands-On: eufyMake E1 UV Printer
- A Forth OS in 46 Bytes
- Automated Blinds Opener On The Cheap
- Vintage Intel 8080 runs on a Modern FPGA
- A RISC-V Operating System Instruction Manual
- Wayback Proxy Lets Your Browser Party Like It’s 1999
- 2025 Pet Hacks Contest: A Barrel Of Fun For Your Dog
- Mouse Model Suggests Starch-Based Plastics Are Still Bad For You
- Intercepting and Decoding Bluetooth Low Energy Data for Victron Devices
- NASA Is Shutting Down the International Space Station Sighting Website
- Pico-mac-nano Fits Working Macintosh on Barbie’s Desk
- 2025 Pet Hacks Contest: A Water Fountain For Your Cat
- How to Build an STM32 Web Dashboard Using the Mongoose Wizard
- Hackaday Links: May 25, 2025
- Unreleased Amiga Hardware Plays MP3s
- NES Zapper Becomes Telephone
- The Commodore 64 Gets An HDMI Upgrade
- A Quick Introduction to TCP Congestion Control
- 2025 Pet Hacks Contest: Feline Facial Recognition Foils Food Filching
- Making a Backyard Observatory Complete With Retractable Roof
- AI Art Installation Swaps Diffusion for Reflection
- Reverse Engineering LEGO Island
- A Presence-sensing drive for Securely Storing Secrets
- Nerf Blaster Becomes Remote Control Turret
- The Need For Speed?
- Who Needs 100K Speakers When You’ve Got a 3D Printer?
- LED Matrix Built For M.2 Interface
- TeensyROM NFC Game Loading on the C64
- EMF Forming Was A Neat Aerospace Breakthrough
- 2025 Pet Hacks Contest: Aquassist Fish Feeder
- Tearing Down And Hacking The T2S+ Thermal Camera
- 2025 Pet Hacks Contest: Keep Your Hound Toasty Warm With This Heated Dog Bed
- Hackaday Podcast Ep 322: Fake Hackaday Writers, New Retro Computers, and a Web Rant
- POV On The Flipper Zero
- This Week in Security: Signal DRM, Modern Phone Phreaking, and the Impossible SSH RCE
- Behold Self-Synchronizing, Air-Flopping Limbs That Hop and Swim
- Foil Leyden Jar Helps Bring Crookes Tube to Life
- Running DOOM on an Atari ST
- Recovering Water From Cooling Tower Plumes With Plume Abatement
- You Can 3D Print These Assistive Typing Tools
- Building a Tiny Table Saw
- 2025 Pet Hacks Contest: Loko Tracks Fido with LoRa and GPS
- Hackaday Supercon 2025 Call For Participation: We Want You!
- Now KDE Users Will Get Easy Virtual Machine Management, Too
- A Brief History of Fuel Cells
- Trashed Sound System Lives to Rock another Day
- Roller Gearbox Allows For New Angles in Robotics
- Jettison Sails for Electric Propulsion
- Gene Editing Spiders to Produce Red Fluorescent Silk
- High Voltage for Extreme Ozone
- Honey, I Blew Up The Line Follower Robot
- FLOSS Weekly Episode 833: Up and Over
- Field Testing An Antenna, Using A Field
- A New Mac Plus Motherboard, No Special Chips Required
- Big Chemistry: Fuel Ethanol
- A Look Inside a Lemon of a Race Car
- Fault Analysis of a 120W Anker GaNPrime Charger
- The Mouse Language, Running on Arduino
- Plugging Plasma Leaks in Magnetic Confinement With New Guiding Center Model
- Working On Open-Source High-Speed Ethernet Switch
- Stylus Synth Should Have Used a 555– and Did!
- As The World Burns, At least You’ll Have Secure Messaging
- The Make-roscope
- When Repairs Go Inside Integrated Circuits
- The World Wide Web and the Death of Graceful Degradation
- An Awful 1990s PDA Delivers AI Wisdom
- PentaPico: A Pi Pico Cluster For Image Convolution
- An Open-Source Wii U Gamepad
- 3D Printing Uranium-Carbide Structures for Nuclear Applications
- Overengineered Freezer Monitor Fills Market Void
- Easy Panels With InkJet, Adhesives, and Elbow Grease
- A UV Meter For The Flipper Zero
- Keebin’ with Kristina: the One with the Wafer-Thin Keyboard
- The Nightmare of Jailbreaking a ‘Pay-To-Ride’ Gotcha Ebike
- Remembering The ISP That David Bowie Ran For Eight Years
- Using pitot tubes for more than aircraft
- MiSTer For Mortals: Meet the Multisystem 2
- In Memory of Ed Smylie, Whose Famous Hack Saved the Apollo 13 Crew
- Designing A Hobbyist’s Semiconductor Dopant
- Hackaday Links: May 18, 2025
- Speed Up Arduino with Clever Coding
- Christmas Comes Early With AI Santa Demo
- Magnetohydrodynamic Motors to Spin Satellites
- Casting Shade on “Shade-Tolerant” Solar Panels
- MCP Blender Addon Lets AI Take the Wheel and Wield the Tools
- Escaping US Tech Giants Leads European YouTuber to Open Source
- The Lost 256 KB Japanese ROM for the Macintosh Plus Has Been Found
- Determine Fundamental Constants with LEDs and a Multimeter
- This Extra-Large, Two-Stage Fume Extractor Really Sucks
- Zen Flute is a Teensy Powered Mouth Theremin
- Open Source Hiding in Plain Sight
- Animated Widgets On Apple Devices via a Neat Backdoor
- Making Sure the Basement Stays Dry with an ESP8266
- Hack Aims for Polaroid, Hits Game Boy Camera Sweet Spot
- Moon Phase Flip Clock is Fantastic
- New Bismuth Transistor Runs 40% Faster and Uses 10% Less Power
- A Portable M4 Mac mini
- The Screamer Is Just Like The Clapper But Even More Annoying
- ChatGPT & Me. ChatGPT Is Me!
- Hackaday Podcast Episode 321: Learn You Some 3DP, Let the Wookie Win, or Design a Thinkpad Motherboard Anew
- Compliant Mechanism Shrinks Instead of Stretching
- This Week in Security: Lingering Spectre, Deep Fakes, and CoreAudio
- Home-casting Thermoelectric Alloys
- Wireless Doorbell Extension Features Home-Wound Coil
- Not a Sewing Machine: A Multimedia Briefcase
- Voyager 1’s Primary Thrusters Revived Before DSN Command Pause
- Automatic Transmission For Manual Transportation
- LACED: Peeling Back PCB Layers With Chemical Etching and a Laser
- Mylar Space Blankets As RF Reflectors
- Remembering More Memory: XMS and a Real Hack
- FPV Drone Takes Off From a Rocketing Start
- Falling Down The Land Camera Rabbit Hole
- Welcome Your New AI (LEGO) Overlord
- Smart Terrarium Run By ESP32
- Fancy Adding a Transputer Or Two To Your Atari ST?
- Inside Starlink’s User Terminal
- LED Layer Makes Plywood Glow
- Your Own Core Rope Memory
- 2025 Pet Hacks Contest: Automatic Treat Dispenser Makes Kitty Work For It
- RTEMS Statement Deepens libogc License Controversy
- RADUGA: The Retro Computer from Behind the Curtain
- Version Control to the Max
- A Brain Transplant for a Philips Smart Lamp
- Turning a Chromebox Into a Proper Power-Efficient PC
- You Wouldn’t Download a Helmet?
- What’s an LCR Databridge?
- A Web Based Controller For Your Garage Door
- Thermal Monocular Brings the Heat at 10X
- A Toolchanging Delta 3D printer
- Remembering Memory: EMS, and TSRs
- The World’s Longest Range LED Flashlight
- Trackside Observations Of A Rail Power Enthusiast
- Studying QR Code Degradation
- Simulating High-Side Bootstrap Circuits With LTSpice
- The ZX Spectrum Logic Analyzer
- A Single-Pixel Camera Without Moving Parts Using Compressed Sensing
- Work, Eat, Sleep, Repeat: Become a Human Tamagotchi
- Unwinding an Unusual Slide Rule
- Semiconductor Simulator Lets You Play IC Designer
- Keebin’ with Kristina: the One With the MingKwai Typewriter
- Print PLA in PLA with A Giant Molecular Model Kit
- Radio Apocalypse: Meteor Burst Communications
- What’s in a Washer?
- Rebooting An 1973 Art Installation Running On A Nova
- Simulating Cable TV
- Reading the color of money
- Hackaday Links: May 11, 2025
- Open Source ELINT Accidentally from NASA
- Learn 15 Print-in-Place Mechanisms in 15 Minutes
- Exploring the RP2350’s UART-Bootloader
- Tearing Down a Forgotten Video Game
- Boxie – a Gameboy-Esque Audio Player
- Another Old ThinkPad Gets A New Motherboard
- An LLM for the Raspberry Pi
- Restoring A Sinclair C5 For The Road
- Move over, Lithophane: 3D Printed 3D Photos with Gaussian Splats
- Best Practices for FDM Printing
- “Man and Machine” vs “Man vs Machine”
- PoE-powered GPIB Adapter with Ethernet and USB-C Support
- Web Dashboard and OTA Updates for the ESP32
- The Apple II MouseCard IRQ is Synced to Vertical Blanking After All
- The Nuclear War You Didn’t Notice
- Antique Mill Satisfies Food Cravings
- Inside a Selective Voltmeter
- A Single Chip Computer For The 8051 Generation
- Supercon 2024: An Immersive Motion Rehabilitation Device
- Hackaday Podcast Episode 320: A Lot of Cool 3D Printing, DIY Penicillin, and an Optical Twofer
- Oscilloscope Digital Storage, 1990s Style
- This Week in Security: Encrypted Messaging, NSO’s Judgement, and AI CVE DDoS
- Triggering Lightning and Safely Guiding It Using a Drone
- Scan Your Caliper for Physical Part Copies
- Hacky Shack? The TRS-80 Model I Story
- Understanding Linear Regression
- DIY Driving Simulator Pedals
- Edison Phonograph Plays the Cylinders
- Let the Wookie Win with this DIY Holochess Table
- The Owon HDS160 Reviewed
- Flow Visualization with Schlieren Photography
- A Constant-Fraction Discriminator for Sub-Nanosecond Timing
- 3D Printed TPU Bellows with PLA Interface Layers
- Jellybean Mac Hides Modern PC
- Superconductivity News: What Makes Floquet Majorana Fermions Special for Quantum Computing?
- Wireless USB Autopsy
- Liquid Silicone 3D Printing Is No Joke
- FLOSS Weekly Episode 832: Give Yourself a Medal
- Germany’s Cabinentaxi: The Double-Sided Monorail That Wasn’t Meant To Be
- Big Chemistry: Cement and Concrete
- Magic On Your Desk via MagLev Toy
- Tracking the Sun? Nah!
- Adorable Robot Steals the Show
- DIY Penicillin
- Five Oddest Op Amp Applications
- A New, Smarter Universal Remote
- Building a DIY Chicken Incubator
- Supercon 2024: A Hacker’s Guide to Analog Design in a Digital World
- AI Brings Play-by-Play Commentary to Pong
- Optical Contact Bonding: Where the Macro Meets the Molecular
- Improving Flying Drones By Mimicking Flying Squirrels
- Hardware Built For Executing Python (Not Pythons)
- Nebula Mouse: The 6-DOF You Build Yourself
- 3D Print Your Own Injection Molds, Ejector Pins and All
- Water Drops Serve as Canvas for Microchemistry Art
- 3D Printed Downspout Makes Life Just a Little Nicer
- Round Displays Make Neat VU Meters
- Keebin’ with Kristina: the One with the Bobblehead
- Creative PCB Business Cards are Sure to Make an Impression
- What Happened to WWW.?
- Rayhunter Sniffs Out Stingrays for $30
- The Convoluted Way Intel’s 386 Implemented its Registers
- Lancing College Shares Critical Design Review for UK CanSat Entry
- Train With Morse Master
- Hackaday Links: May 4, 2025
- All-Band Radio Records Signals, Plays MP3s
- PCB Renewal Aims To Make Old Boards Useful Again
- Electric Catamaran Sails High Seas of Inland Canada
- A Delay Line Memory Demo Board
- Frnisi DMC-100: A Clamp Meter Worth Cracking Open
- 3D Printed Cable-Driven Mechanisms – Some Strings Attached
- Testing a Cheap Bench Power Supply Sold on Amazon
- LLM Ported To The C64, Kinda
- Tablet Suspension System Avoids Fatigue at Bedtime
- Hacking Different Sized Nozzles For AnyCubic Printers
- Knowing What’s Possible
- Getting Started with ATtiny Configurable Custom Logic (CCL)
- Ratcheting Mechanism Gives Tendons a Tug
- A Neat E-Paper Digit Clock (or Four)
- A Gentle Introduction to Impedance Matching
- Prusa Mini Nozzle Cam on the Cheap
- Smart Speaker Gets Brain Surgery, Line-Out
- 3D Printed Spirograph Makes Art Out of Walnut
- Supercon 2024: Turning Talk Into Action
- Hackaday Podcast Episode 319: Experimental Archaeology, Demoscene Oscilloscope Music, and Electronic Memories
- Preparing for the Next Pandemic
- This Week in Security: AirBorne, EvilNotify, and Revoked RDP
- Is This the Truck We’ve Been Waiting For?
- Pinoutleaf: Simplifying Pinout References
- Single-Board Z80 Computer Draws Inspiration From Picasso
- Blurry Image Placeholders, Generated With Minimal CSS
- Printable Pegboard PC Shows Off the RGB
- Make Your Own Telescope, Right Down To The Glass
- libogc Allegations Rock Wii Homebrew Community
- Open Source Firmware For The JYE TECH DSO-150
- Researchers Create A Brain Implant For Near-Real-Time Speech Synthesis
- A Dual Mirror System For Better Cycling Safety
- Gaze Upon Robby The Robot’s Mechanical Intricacy
- Vintage Stereo Stack Becomes Neat PC Case
- Neutron Flux Impact on Quartz Expansion Rate
April 2025
- A New And Weird Kind of Typewriter
- Layout A PCB with Tscircuit
- FLOSS Weekly Episode 831: Let’s Have Lunch
- Supercon 2024: Photonics/Optical Stack for Smart-Glasses
- Radio Repeaters In the Sky
- A Gentle Introduction to COBOL
- Terminal DAW Does it in Style
- Building an nRF52840 and Battery-Powered Zigbee Gate Sensor
- Back to Reality with the Time Brick
- Comparing ‘AI’ for Basic Plant Care With Human Brown Thumbs
- Read Motor Speed Better By Making The RP2040 PIO Do It
- Crossing Commodore Signal Cables on Purpose
- There’s A Venusian Spacecraft Coming Our Way
- The DIY 1982 Picture Phone
- Peeking at Poking Health Tech: the G7 and the Libre 3
- Keebin’ with Kristina: the One with the Protractor Keyboard
- Hydrogen Trains: Not The Success Germany Hoped They Would Be
- Weird And Wonderful VR/MR Text Entry Methods, All In One Place
- Pi Pico Throws Us for a (MIDI) Loop
- Deriving the Reactance Formulas
- EclairM0, the pocket notepad
- Tinycorder Isn’t Quite a Tricorder, But…
- Paint Mixing Theory for Custom Filament Colors
- Supercon 2024: Sketching With Machines
- X-Rays From an Overdriven Magnetron
- Life on K2-18b? Don’t Get Your Hopes Up Just Yet
- ASUS GPU Uses Gyroscope to Warn for Sagging Cards
- Look! It’s a Knob! It’s a Jack! It’s Euroknob!
- Kaleidoscopico Shows Off Pi Pico’s Capabilities
- Design Constraints Bring Lockbox to Life
- Hackaday Links: April 27, 2025
- How Methane Took Over the Booster World
- Quick and Easy Digital Stethoscope Keeps Tabs on Cat
- VESC Mods Made Via Vibe Coding
- Save Cells from the Landfill, Get a Power Bank For Your Troubles
- Deep Dive on Panel Making
- Creating An Electronic Board For Catan-Compatible Shenanigans
- Another Coil Winder Project
- YKK’s Self-Propelled Zipper: Less Crazy Than It Seems
- Remembering Heathkit
- Quantum Random Number Generator Squirts Out Numbers Via MQTT
- From Good Enough to Best
- Digital Squid’s Behavior Shaped by Neural Network
- Amazing Oscilloscope Demo Scores The Win At Revision 2025
- RP2040 Spins Right ‘Round inside POV Display
- Hash Functions with the Golden Ratio
- XOR Gate as a Frequency Doubler
- Robot Gets a DIY Pneumatic Gripper Upgrade
- Sigrok Website Down After Hosting Data Loss
- Hackaday Podcast Ep 318: DIY Record Lathe, 360 Degree LIDAR, and 3D Printing Innovation Lives!
- You Wouldn’t Steal a Font…
- This Week in Security: XRP Poisoned, MCP Bypassed, and More
- Posthumous Composition Being Performed by the Composer
- Clickspring’s Experimental Archaeology: Concentric Thin-Walled Tubing
- Adding an Atari Joystick Port to TheC64 USB Joystick
- LLMs Coming for a DNA Sequence Near You
- 3D Printing A Useful Fixturing Tool
- Onkyo Receiver Saved With An ESP32
- DolphinGemma Seeks to Speak to Dolphins
- A Bicycle is Abandonware Now? Clever Hack Rescues Dead Light
- From PostScript to PDF
- Haptic Soft Buttons Speak(er) to Your Sense of Touch
- The Mohmmeter: A Steampunk Multimeter
- C64 Assembly in Parts
- Improved and Open Source: Non-Planar Infill for FDM
- Abusing DuckDB-WASM To Create Doom In SQL
- The Evertop: a Low-Power, Off-Grid Solar Gem
- FLOSS Weekly Episode 830: Vibes
- Open Source Commercial Synthesisers You Will Love
- To See Within: Detecting X-Rays
- Unsolved Questions in Astronomy? Try Dark Matter!
- A Scratch-Built Commodore 64, Turing Style
- Virtual Nodes, Real Waves: a Colpitts Walkthrough
- How Supercritical CO2 Working Fluid Can Increase Power Plant Efficiency
- eInk PDA Revisited
- DIY Record Cutting Lathe is Really Groovy
- British Wartime Periscope: a Peek Into the Past
- Game Boy PCB Assembled With Low-Cost Tools
- Why Physical Media Deserved To Die
- What’s Sixty Feet Across and Superconducting?
- Making A One-Of-A-Kind Lime2 SBC
- PoX: Super-Fast Graphene-Based Flash Memory
- Jolly Wrencher Down to the Micron
- Trekulator: A Reproduction of the 1977 Star Trek Themed Calculator
- Remembering UCSD p-System, the Pascal Virtual Machine
- Keebin’ with Kristina: the One with the Part Picker
- Restoration of Six-Player Arcade Game From the Early 90s
- Biasing Transistors with Current Sources
- Printed Perpetual Calendar Clock Contains Clever Cams
- Preventing Galvanic Corrosion in Water Cooling Loops
- China Hosts Robot Marathon
- Hackaday Links: April 20, 2025
- milliForth-6502, a Forth for the 6502 CPU
- The Most Printable 3D Printer Yet
- Low Cost Oscilloscope Gets Low Cost Upgrades
- Building a Custom Zynq-7000 SoC Development Board from the Ground Up
- Non-planar Slicing is for the Birds
- Rockbox 4.0 Released
- Frankenflair 58: Manual Roots, Advanced Brew
- China’s TMSR-LF1 Molten Salt Thorium Reactor Begins Live Refueling Operations
- They Hacked a Nuclear Power Plant! Whoops! Don’t Make a Sound!
- Hydroplaning RC Jet boat Steers Clear of Convention
- Vibing, AI Style
- Will it Run Llama 2? Now DOS Can
- Open Source DMR Radio
- Restoring an Abandoned Game Boy Kiosk
- Haircuts in Space: How to Keep Your Astronauts Looking Fresh
- Robot Picks Fruit and Changes Light Bulbs with Measuring Tape
- A Pi-Based LiDAR Scanner
- Vintage Game Rides Again Thanks to Modern Tech
- Hackaday Podcast Episode 317: Quantum Diamonds, Citizen Science, and Cobol to AI
- Presence Detection Augments 1930s Home
- This Week in Security: No More CVEs, 4chan, and Recall Returns
- D20-shaped Quasicrystal Makes High-Strength Alloy Printable
- Track Your Circuits: A Locomotive PCB Badge
- Tiny, Hackable Telepresence Robot for under $100? Meet Goby
- Rise of the Robots: How Robots Are Changing Dairy Farms
- A Blacksmith Shows Us How To Choose An Anvil
- Designing an FM Drum Synth from Scratch
- Bicycle Gearbox Does it by Folding
- Supercon 2024: Exploring the Ocean with Open Source Hardware
- Budget Schlieren Imaging Setup Uses 3D Printing to Reveal the Unseen
- Modernizing an Enigma Machine
- Using a MIG Welder, Acetylene Torch, and Air Hammer to Remove a Broken Bolt
- An Absolute Zero of a Project
- GK STM32 MCU-Based Handheld Game System
- Making a Variable Speed Disc Sander from an Old Hard Drive
- FLOSS Weekly Episode 829: This Machine Kills Vogons
- SpaceMouse Destroyed for Science
- Porting COBOL Code and the Trouble With Ditching Domain Specific Languages
- Homemade VNA Delivers High-Frequency Performance on a Budget
- Binner Makes Workshop Parts Organization Easy
- Something is Very Wrong With the AY-3-8913 Sound Generator
- Replica of 1880 Wireless Telephone is All Mirrors, No Smoke
- DIY AI Butler Is Simpler and More Useful Than Siri
- Making Parts Feeders Work Where They Weren’t Supposed To
- A New Kind of Bike Valve?
- Announcing the Hackaday Pet Hacks Contest
- New Brymen Bluetooth BM788BT Digital Multimeter Coming Soon
- Keebin’ with Kristina: the One with John Lennon’s Typewriter
- Shine On You Crazy Diamond Quantum Magnetic Sensor
- This Potato Virtual Assistant is Fully Baked
- Building A DIY Tornado Tower
- Plasmonic Modulators Directly Convert Terahertz Waves to Optical Signals
- Elastic Bands Enable Touchable Volumetric Display
- ESP32-Powered Clock Brings Aviation Style To Your Desk
- Converting the C64 Mini Into A C64C
- Linux Fu: Stopping a Runaway
- A Cheap Yellow Display Makes A Video Walkie Talkie
- Jenny’s (Not Quite) Daily Drivers: Raspberry Pi 1
- DIY scanning spectrometer is a bright idea
- A Tricky Commodore PET Repair and a Lesson About Assumptions
- Introducing Infrared Remote Control Protocols
- The ProStar: the Portable Gaming System and Laptop From 1995
- Hackaday Links: April 13, 2025
- 3D Printed Milling Machine is Solid as a Rock
- The Spade Hardware Description Language
- Satisfy Your High-Voltage Urges with This Printable Flyback Transformer
- Software Project Pieces Broken Bits Back Together
- Learning Linux Kernel Modules Using COM Binary Support
- A 17th Century Music Computer
- The Incomplete JSON Pretty Printer (Brought To You By Vibes)
- Hacking a Cheap Rechargeable Lamp With Non-Standard USB-C Connector
- Vibe Check: False Packages a New LLM Security Risk?
- DIY Soldering Tweezers, Extra Thrifty
- Biting Off More Than I Can Chew
- Tiny Pogo Robot Gets Wings, Does Flips
- Repairing Classic Sound Cards
- Tracing the #!: How the Linux Kernel Handles the Shebang
- Creating a Somatosensory Pathway From Human Stem Cells
- Gemini 2.0 + Robotics = Slam Dunk?
- A Mouse, No Hands!
- GPS Broken? Try TV!
- Hackaday Podcast Episode 316: Soft Robots, Linux the Hard Way, Cellphones into SBCs, and the Circuit Graver
- Audio Effects Applied to Text
- This Week in Security: AI Spam, SAP, and Ivanti
- The Jupiter Ace Remembered
- Brush Up on Your Trade Craft With This Tiny FM Bug
- Farewell Economy 7, a Casualty of the Long Wave Switch-Off
- Using Integer Addition to Approximate Float Multiplication
- Windows on ARM on Arm
- A New Mechanical Keyboard for an Old Computer
- Improving Magnetoplasmadynamic Ion Thrusters With Superconductors
- Ask Hackaday: What’s a Sun-Like Star?
- Clever Engineering Leaves Appliance Useless
- Everyone’s Talking GPMI, Should you?
- Making Liquid Oxygen: Far From Easy but Worth the Effort
- Ask Hackaday: Vibe Coding
- Going to the Top with a Raspberry Pi Elevator
- FLOSS Weekly Episode 828: Incus Inception
- Self-Hosting a Cluster on Old Phones
- You Shouldn’t Build an X-Ray Machine, But You Could
- In 2025, The Philly Maker Faire Finds Its Groove
- Forget Propellers, Embrace Tentacle-based Locomotion
- Better Bearings Take the Wobble Out of Premium Scroll Wheel
- Salamander Robot is Squishy
- Dozens of Solenoids Turn Vintage Typewriter into a Printer
- ASCII to Mainframe
- Designing A Tone Control Properly
- The Computers of EPCOT
- FreeDOS 1.4 Released
- Turning Old Cellphones into SBCs
- LayerLapse Simplifies 3D Printer Time-lapse Shots
- Printed Robotic Arm Pumps Up With Brushless Motors
- The 1980s Computer, French Style
- Simple Antenna Makes for Better ESP32-C3 WiFi
- Atomic Clock Trades Receiver for an ESP8266
- Buyer Beware: Cheap Power Strips Hold Hidden Horrors
- A Tiny Tape Synth
- Keebin’ with Kristina: the One Where We Embrace the Jank
- Fiber Laser Gives DIY PCBs a Professional Finish
- Which Browser Should I Use In 2025?
- Why USB-C Splitters Can Cause Magic Smoke Release
- Tracking the ISS Made Easy
- A Tale Of Nuclear Shenanigans From Down Under
- Pluto’s Not a Planet, But It Is a Spectrum Analyzer
- Command and Conquer Ported to the Pi Pico 2
- Reverse Engineering the IBM PC110, One PCB at a Time
- An Amstrad PCW Receives A Bit Of Love
- Emulating iPhone on QEMU
- Celebrating 30 Years of Windows 95 at VCF
- A Low F Number Lens, From Scratch
- Ben Eater vs. Microsoft BASIC
- Inside an Edison Phonograph
- How Shrinking Feature Size Made Modern Wireless Work
- How a Tiny Relay Became a USB Swiss Army Knife
- If You’re 3D Scanning, You’ll Want a Way To Work with Point Clouds
- A Look Inside MacPaint
- Disney’s Bipedal, BDX-Series Droid Gets the DIY Treatment
- 8 Pins For Linux
- Lockdown Remote Control Project is Free and Open
- The Transputer in your Browser
- First PCB with the Smallest MCU?
- Vintage Computer Festival East This Weekend
- Supercon 2024: Quick High-Feature Boards With The Circuit Graver
- Hackaday Podcast Episode 315: Conductive String Theory, Decloudified Music Players, and Wild Printing Tech
- 3D Print (and Play!) The Super Mario Tune as a Fidget Toy
- This Week in Security: Target Coinbase, Leaking Call Records, and Microsoft Hotpatching
- Keep Bears at Bay with the Crackle of 280,000 Volts
- A Portable Electronics Workstation
- Playstacean Evolves The PSOne Into The Crab It Was Always Meant to Be
- A Proper OS For The Sega Genesis/Megadrive
- The Weird Way A DEC Alpha Boots
- Teardown of a Scam Ultrasonic Cleaner
- Australia’s Silliac Computer
- Ditto That
- MIT Wants You to Secure Your Hardware Designs
- Remembering Betty Webb: Bletchley Park & Pentagon Code Breaker
- A Very Trippy Look at Microsoft’s Beginnings
- Handheld 18650 Analyzer Scopes Out Salvaged Cells
- The Magic Touch: A 555 Touch Switch
- Monitor Your Smart Plugs on the Command Line
- One Book to Boot Them All
- Programmer’s Macro Pad Bangs Out Whole Functions
- FLOSS Weekly Episode 827: Yt-dlp, Sometimes You Can’t See the Tail
- Supercon 2024: Rethinking Body Art With LEDs
- 70 DIY Synths on One Webpage
- Australia’s Steady March Towards Space
- The Lowly Wall Wart Laid Bare
- A Toothbrush Hacked, in Three Parts
- Why the LM741 Sucks
- An Elegant Writer for a More Civilized Age
- A Forgotten Photographic Process Characterised
- Malfunctional Timekeeping With The Vetinari Clock
- Shrinking Blinky As Far As Possible
- The Everlasting Hunt For The Loch Ness Monster
- Philadelphia Maker Faire Returns This Weekend
- On Egyptian Pyramids and Why It’s Definitely Aliens
- Bringing Achievements To The Nintendo Entertainment System
- Hybrid Mechanical Clock Shows it Both Ways
- Golang On The PS2
- Software Hacks Unlock Cheap Spectrometer
March 2025
- A Music Box Commanded By NFC Tags
- Levitating Lego Generator Runs On Air
- Building a Sliding Tile Clock
- Zink is Zero Ink — Sort Of
- A SNES CPU Replacement Via FPGA
- Keebin’ with Kristina: the One with the Leather Keyboard
- DIY Linear Tubular Motor Does Precise Slides
- Tiny Bubbles in the Memory
- A Prototyping Board With Every Connector
- Reconfigurable FPGA for Single Photon Measurements
- Hackaday Links: March 30, 2025
- Help Propel The Original ARM OS Into The Future
- Protocol Analyzer Remembered
- Can Hackers Bring Jooki Back to Life?
- Automatically Crack Safes with this Autodialer
- Chip Glitching 101 with [Hash]
- Yaydio, a Music Player For Kids
- DIY Split Keyboard Made with a Saw
- An ESP32 Pomodoro Timer
- AMSAT-OSCAR 7: the Ham Satellite That Refused to Die
- Open Source Framework Aims to Keep Tidbyt Afloat
- Contagious Ideas
- Recreating the Analog Beauty of a Vintage Tektronix Oscillator
- How to Make a 13 mm Hole With a 1/2″ Drill Bit
- Pictures from a High Altitude Balloon
- Make DIY Conductive, Biodegradable String Right In Your Kitchen
- Math, Optimized: Sweden’s Maximal Multi-Divi
- An Artificial Sun In A Manageable Size
- Take A Little Bit Of Acorn To Work
- Hackaday Podcast Episode 314: It’s Pi, but Also PCBs in Living Color and Ultrasonic Everything
- Keep Tabs on Your Vehicle’s Needs with LubeLogger
- This Week in Security: IngressNightmare, NextJS, and Leaking DNA
- Dwingeloo to Venus: Report of a Successful Bounce
- Scanning Film The Way It Was Meant To Be
- AqMood is an Air Quality Monitor with an Attitude
- Half The Reflow Oven You Expected
- An Inexpensive Way to Break Down Plastic
- Inside a Fake WiFi Repeater
- Your Badminton Racket Needs Restringing? There’s a DIY Machine for That
- Supercon 2024: Yes, You Can Use the Controller Area Network Outside of Cars
- Custom Slimline CD Player Hides Out Under Speaker
- General Fusion Claims Success with Magnetized Target Fusion
- Chase Light SAO Shouldn’t Have Used a 555, and Didn’t
- Pi Pico Turns Atari 2600 into a Lo-fi Photo Frame
- Why are Micro Center Flash Drives so Slow?
- Fitting a Spell Checker into 64 kB
- Integrated BMS Makes Battery Packs Easy
- 3D-Printed Scanner Automates Deck Management for Trading Card Gamers
- FLOSS Weekly Episode 826: Fedora 42 and KDE
- Supercon 2024: A New World of Full-Color PCBs
- Teardown of Casio Credit Card-Sized Radio
- Tech in Plain Sight: Hearing Aids
- Build Customized Raspberry Pi OS Images With rpi-image-gen
- Admit it. You Want This Go-Kart
- Designing a Portable Mac Mini
- Physical Key Copying Starts With a Flipper Zero
- Brazilian Modders Upgrade NVidia Geforce GTX 970 to 8 GB of VRAM
- LED Filaments Become Attractive Time Piece
- The Vectrex Home Computer You Never Had
- Ancient Pocket Computer Gets a Serious Serial Upgrade
- Supercon 2024: Killing Mosquitoes with Freaking Drones, and Sonar
- ReactOS 0.4.15 Released With Major Improvements
- Metal Detector Built With Smartphone Interface
- Handheld Console Plays Original Pong With Modern E-Waste
- Glow In The Dark PCBs Are Pretty Cool
- PPS Is The Hottest USB-C Feature You Didn’t Know About
- Mural: The Plotter That Draws On Walls
- Wearable Computing Goes Woven, Wireless, and Washable
- The SNES Seems To Be Getting Faster Over Time
- Keebin’ with Kristina: the One with the Grasshopper Typewriter
- Cloudflare’s AI Labyrinth Wants Bad Bots To Get Endlessly Lost
- Rolling Foam Cutter Gives Mattress a Close Shave
- Build a Starship Bridge Simulator With EmptyEpsilon
- “Unnecessary” Automation of a DIY Star Lamp Build
- Hackaday Links: March 23, 2025
- RTL-SDR with Only a Browser
- Building the Simplest Atomic Force Microscope
- The Mysterious Mindscape Music Board
- Booting a Desktop PDP-11
- Musings on a Good Parallel Computer
- Piezo Sensor Reviewed
- Twisting Magnetism to Control Electron Flow
- Generative Art Machine Does it One Euro at a Time
- Card Radios Remembered
- Acoustic Levitation Gets Insects Ready For Their Close-Up
- Thanks for Hackaday Europe!
- The Fastest MS-DOS Gaming PC Ever
- Biosynthesis of Polyester Amides in Engineered Escherichia Coli
- A Cute Handheld Gaming Device That You Can Build In An Altoids Tin
- Producing Syngas From CO2 and Sunlight With Direct Air Capture
- Moving Software Down to Hardware
- Turning a Kombucha Bottle Into a Plasma Tube
- Building a Handheld Pong Game
- High Frequency Food: Better Cutting With Ultrasonics
- Hackaday Podcast Episode 313: Capacitor Plague, Wireless Power, and Tiny Everything
- Benchtop Haber-Bosch Makes Ammonia at Home
- This Week in Security: The Github Supply Chain Attack, Ransomware Decryption, and Paragon
- Aluminum Business Cards Make Viable PCB Stencils
- Cheap Endoscopic Camera Helps Automate Pressure Advance Calibration
- A Modern Take on the Etch A Sketch
- Solar Power, Logically
- Backyard Rope Tow from Spare Parts
- Laser Harp Sets the Tone
- Three SPI Busses Are One Too Many on This Cheap Yellow Display
- Linux Fu: A Warp Speed Prompt
- Chemistry Meets Mechatronics in This Engaging Art Piece
- PiEEG Kit is a Self-Contained Biosignal Laboratory
- World’s Smallest Blinky, Now Even Smaller
- Pick Up A Pebble Again
- Modern Computing’s Roots or The Manchester Baby
- This M5Stack Game Is Surprisingly Addictive
- FLOSS Weekly Episode 825: Open Source CI With Semaphore
- From the Ashes: Coal Ash May Offer Rich Source of Rare Earth Elements
- Reviving a Maplin 4600 DIY Synthesizer From the 1970s
- So What is a Supercomputer Anyway?
- Make Fancy Resin Printer 3D Models FDM-Friendly
- “Glasses” That Transcribe Text To Audio
- Spy Tech: Build Your Own Laser Eavesdropper
- Speeding Up Your Projects With Direct Memory Access
- Ultra-Low Power Soil Moisture Sensor
- A Foot Pedal To Supplement Your Keyboard
- The Capacitor Plague of the Early 2000s
- Keebin’ with Kristina: the One with the Cheesy Keyboard
- Simulating Embedded Development To Reduce Iteration Time
- Checking In On the ISA Wars and Its Impact on CPU Architectures
- Writing a GPS Receiver from Scratch
- DIY Your Own Red Light Therapy Gear
- Simple Robot Assembled From E-Waste Actually Looks Pretty Cool
- Current Mirrors Tame Common Mode Noise
- Turning Down the Noise on SMPS
- Recreating A Braun Classic With 3D Printing
- Repairing a Legendary Elka Synthex Analog Synthesizer
- Ask Hackaday: What Would You Do With the World’s Smallest Microcontroller?
- Build Your Own Air Mouse, Okay?
- Relativity Space Changes Course on Path to Orbit
- 3D Printed Brick Layers for Everyone
- A 6502, In The Shell
- The Amiga No One Wanted
- Wire Recording Speaks Again
- Hackaday Links: March 16, 2025
- Blue Ghost Watches Lunar Eclipse from the Lunar Surface
- Inside a “Budget” Current Probe
- Transmitting Wireless Power Over Longer Distances
- A Look at the Panasonic FS-A1FM
- A Hacker’s Approach to All Things Antenna
- Repairing a Kodak Picture Maker Kiosk
- Building a Fully Automatic Birkeland-Eyde Reactor
- Add WebUSB Support To Firefox With a Special USB Device
- You Too Can Do the Franck-Hertz Experiment
- Putting Conductive TPU To The Test
- My Scammer Girlfriend: Baiting a Romance Fraudster
- Hackaday Europe 2025: Streaming Live
- Probably The Simplest Sequencing Synth
- Make Your Cheap Thermal Camera into a Microscope
- Building a Ten-Hundred Key Computer Word-Giving Thing
- C+P: Combining the Usefulness of C with the Excellence of Prolog
- Pi Hand is a Digital Display of a Different Sort
- Hackaday Podcast Episode 312: Heart Attacks, the Speed of Light, and Self-balancing
- You Know Pi, But Do You Really Know e?
- Utah’s FORGE: a Research Laboratory For Enhanced Geothermal Systems
- This Week in Security: The X DDoS, The ESP32 Basementdoor, and the camelCase RCE
- ClockworkPi Unveils New PicoCalc Handheld
- The Trials and Tribulations of Building a Pasta Display
- The Mysterious and Important Work of Prop Design on Severance
- Tracking Deep-Sky Objects
- BritCSS: Write CSS With British English Spellings
- Have Li-ion Batteries Gone Too Far?
- Got Junk? Then Build This Scrappy TEA Laser
- Linux Fu: Use the Source (Command), Luke
- Hacking a Rotary Phone
- Hackaday Europe 2025: Speaker Schedule and Official Event Page
- High-Speed Reservoir Computing With Integrated Laser Graded Artificial Neurons
- A Decade Resistance Box From PCBs
- Meshtastic Adds Wireless Connectivity to Possum Trap
- A Fast Rewind to the Era of Tapesponding
- EPROM-based Enigma Machine
- FLOSS Weekly Episode 824: Gratuitous Navel Gazing
- FlyingCam is a Sweet DIY Webcam on a Stick
- Pixel Watch 3’s Loss of Pulse Detection: the Algorithms That Tell Someone is Dying
- Some Useful Notes On The 6805-EC10 Addressable RGB LED
- I2C Sniffing Comes to the Bus Pirate 5
- Classy Paper Tape Reader Complements Homebrew Retrocomputer
- Lies, Damned Lies, And IGBT Datasheets
- How To Use LLMs For Programming Tasks
- A Magic Eye Tube Does All The Work In This Kit
- A Deep Dive Into Canon Autofocus Lenses
- Keebin’ with Kristina: the One with the Batwing Typewriter
- Tiny Laptop Gets a New Case and an Unlocking
- TrapC: A C Extension For the Memory Safety Boogeyman
- Josephine Cochrane Invented the Modern Dishwasher — In 1886
- Homebrew Traffic Monitor Keeps Eyes on the Streets
- Hacking a Heavyweight Philco Radio
- Satellite Imagery You Can Play With
- What’s Wrong With This Antenna Tuner?
- Solar-Powered E-Reader With No Buttons
- Freeing Windows
- Conservationists Are Flying Microlites To Teach Birds How To Migrate
- The ESP32 Bluetooth Backdoor That Wasn’t
- Inexpensive Repairable Laptops, With Apple Style
- You Are Already Traveling at the Speed of Light
- ZX Spectrum, Soviet Style: A 44-IC Clone You Can Build
- IPV4, IPV6… Hey! What Happened to IPV5?
- Clock Mechanism Goes Crazy for Arduino
- Hackaday Links: March 9, 2025
- Deep Drawing with Ultrasonics
- Old Chromebooks Get Second Life as Video Wall
- Taming the Wobble: An Arduino Self-Balancing Bot
- Fixing an Unpleasant SD Card Slot Issue In a NanoVNA
- The Coolest Batteries You’ve Never Heard Of
- Retrotechtacular: Better Living Through Nuclear Chemistry
- Fictional Computers: EMERAC was the Chatbot of 1957
- Writing an OLED Display Driver in MicroZig
- Expensive Camera, Cheap 3D-Printed Lens
- Transceiver Reveals Unusual Components
- Physical Computing Used to be a Thing
- The Pentium Processor’s Innovative (and Complicated) Method of Multiplying by Three, Fast
- Get Into Meshtastic On the Cheap With This Tiny Node Kit
- The Road to Lucid Dreaming Might be Paved With VR
- This Laser Knows about Gasses
- Tearing Down a Vintage Word Processor
- Trio of Mods Makes Delta Printer More Responsive, Easier to Use
- Run Xbox 360 Games on Your PC With XenonRecomp
- Open Source Hardware, How Open Do You Want It To Be?
- Hackaday Podcast Episode 311: AirTag Hack, GPS Rollover, and a Flat-Pack Toaster
- GNSS Signals Tracked on the Moon By LuGRE
- This Week in Security: Zen Jailbreak, Telegram Exploit, and VMware Hyperjack
- The Long Goodbye: More Instruments Shut Down on the Voyagers as End Nears
- Open Safety In The Auto Business: Renault Shares Its Battery Fire Suppression Tech
- Repairing a 1955 Classic Radio
- Combined Crypto, Anglo-American Style
- The Strange Afterlife of the Xbox Kinect
- Plastic Gear Repair
- Custom Touchpad PCBs Without The Pain
- Hackaday Europe 2025 Welcomes David Cuartielles, Announces Friday Night Bring-a-Hack
- Hacking Digital Calipers for Automated Measurements and Sorta-Micron Accuracy
- Why 56k Modems Relied On Digital Phone Lines You Didn’t Know We Had
- The Future We Never Got, Running a Future We Got
- Rackmount all the Things, Hi-Fi Edition
- A TV With Contrast You Haven’t Seen For Years
- Ptychography for High Resolution Microscopy
- Designing a Toy Conveyor Belt For Fun and Profit
- Piggyback Board Brings Touch Sensing to USB Soldering Iron
- FLOSS Weekly Episode 823: TuxCare, 10 Years Without Rebooting!
- Haptic Displays Bring Sports To The Vision Impaired
- Is This The Oldest HD Video Online?
- Big Chemistry: Glass
- China Claims Commercial Nuclear Fusion by 2050 as Germany Goes Stellarator
- Speaking Computers from the 1970s
- Build a Parametric Speaker of Your Own
- Smartwatches Could Flatten the Curve of the Next Pandemic
- Shortwave Resurrection: A Sticky Switch Fix on a Hallicrafters
- Interposer Helps GPS Receiver Overcome Its Age
- Inexpensive Powder Coating
- Keebin’ with Kristina: the One with the Schreibmaschine
- It’s 2025, and Here’s a New Film Format
- LTA’s Pathfinder 1: the Dawn of a New Age of Airships?
- Cheap Hackable Smart Ring Gets a Command Line Client
- CNC Router and Fiber Laser Bring the Best of Both Worlds to PCB Prototyping
- It’s SSB, But Maybe Not Quite As You Know It
- Hijacking AirTag Infrastructure To Track Arbitrary Devices
- Make Your Own Air Knife and Air Amplifier
- Here’s A Spy Movie-Grade Access Card Sniffing Implant
- Sensory Substitution Device Tingles Back Of Your Hand
- Deep Space DX Hack Chat
- 12VHPWR Watchdog Protects You From Nvidia Fires
- FOSDEM 2025, A Hardware Hacker’s Haven
- A MicroPython Interpreter For Flipper Zero
- Wake, Boot, Repeat: Remote OS Selection with GRUB and ESP
- Flat Pack Toaster Heats Up the Right to Repair
- Making The Alarmo Customizable, By Any Means Necessary
- Hackaday Links: March 2, 2025
- On Sensory Weaver Building
- Make Ice Spheres in a Copper Press
- A CaptionCall Phone Succumbs To Doom , Again
- “Some Assembly Required” Makes Us Love Things More
- Skype is Shutting Down on May 5th
- This Gesture Sensor Is Precise, Cheap, Well-Hidden
- Using Four Rolls Of Film To Make One Big Photo
- The Bus Pirate 5 Sure Can Glitch
- Why Are Cassette and CD Players So Big Now?
- SteamVR Controller Controlling Addressable LEDs
- Practice While You Work
- Making a PCR Machine Crypto Sign Its Results
- Building a Nerf-like Rocket Launcher With Airburst Capability
- Phytoremediation to Clean the Environment and Mine Critical Materials
- Building an Interferometer With LEGO
- A Different Take on the River Table Does it in Bronze
February 2025
- Cheap Fiber Optic Wand Toy Becomes Tiny Weird Display
- Low-Resolution Fluid Simulation On An ESP32
- Tech in Plain Sight: Shopping Cart Locks
- Hackaday Podcast Episode 310: Cyanotypes, Cyberdecks, and the Compass CNC
- Lost Foam Aluminium Alloy Casting
- This Week in Security: Malicious Themes, Crypto Heists, and Wallbleed
- Gonzo Film Making With The Raspberry Pi
- Copying Commodore Data Tapes, 40 Years Late
- Bringing a Current Dumping Amplifier Back To Life
- AI Helps Researchers Discover New Structural Materials
- Convert a Cheap Tube Preamp Into A Headphone Amp With Jenny
- Thermorphs: Self-Folding 3D Prints
- esp-hal, a Stable-API ESP32 HAL Gift For Your Rust Code
- Linux Fu: USB Everywhere
- How Do Air Fryers Work?
- What Game Should Replace Doom As The Meme Port Of Choice?
- A Precisely Elegant Cyberdeck Handheld
- Shelved Kindle Gets New Life as Weather Display
- SHOUT For Smaller QR Codes
- District Heat Pump Systems Save Money and Gas Utilities
- Building a DIY Muon Tomography Device for About $100
- Want a Truck with a Short Bed and a Long Camper Shell?
- FLOSS Weekly Episode 822: Nand2Tetris
- Too Smooth: Football and the “KnuckleBall” Problem
- UL Investigates the Best Way to Fight EV Fires
- Hackaday Europe 2025: Workshops and More Speakers
- New Camera Does Realtime Holographic Capture, No Coherent Light Required
- A Ten Band SDR Transceiver For Homebrewers
- DIY Open-Source Star Tracker Gets You Those Great Night Shots
- Import GPU: Python Programming with CUDA
- Taking Cues From a Gramophone To Make a Better Marble Music Machine
- Reverse-Engineering SKS Airspy Tire Pressure Sensors for Custom Firmware
- Infill Injection Experiment Makes Stronger Parts
- We’re Hiring: Come Join Us!
- Custom Frame Grabber Gets Vintage Kodak Digital Camera Back in the Game
- Tech In Plain Sight: Magsafe, and How To Roll Your Own
- BlackBerry Keyboard Makes This Handheld Pi Stand Out
- PCB Dielectric Constant Measurements, Three Ways
- To Test a (Smart) LED
- Hackable Cities
- 3D Print An Instant Camera
- Harvesting Water with High Voltage
- Old iPad To New Screen
- Keebin’ with Kristina: the One with All the Green Keyboards
- Line Power with No Transformer
- The Importance of Current Balancing With Multi-Wire Power Inputs
- Where No E. Coli Has Gone Before
- Unhacked Mattress Phones Home
- Does the 12VHPWR Connector Really Wear Out After 30 Mating Cycles?
- Learn Assembly the FFmpeg Way
- Hackaday Links: February 23, 2025
- Over the Counter Glucose Monitor Dissected
- Behind the Lens: Tearing Down a Rare Soviet Zenit 19
- How Rutherford Proved That Atoms Are Mostly Empty Space
- LCD Stackup Repair: Not For the Faint of Heart
- Handheld Compass CNC Lets Teensy Do the Driving
- NEMA Releases Standard for Vehicle-to-Grid Applications
- Cyanotype Prints on a Resin 3D Printer
- DataSaab: Sweden’s Lesser-Known History in Computing
- KiCad 9 Moves Up In The Pro League
- A Web-Based Graphics Editor For Tiny Screens
- Multitasker or Many Monotaskers?
- The Perfect Pi Pico Portable Computer
- Tricked Out Miter Fence Has All the Features
- Retrotectacular: Ham Radio As It Was
- Genetic Algorithm Runs on Atari 800 XL
- Hacking Flux Paths: The Surprising Magnetic Bypass
- Reviewing a Very Dodgy BSK-602 Adjustable Power Supply
- Pocket Device Tracks Planets And The ISS
- Hackaday Podcast Episode 309: Seeing WiFi, A World Without USB, Linux in NES in Animal Crossing
- Building a One Wheel With Tracks
- This Week in Security: OpenSSH, JumbledPath, and RANsacked
- A New 8-bit CPU for C
- Acoustic Engine Harnesses the Power of Sound
- 3D Print Yourself A Split Flap Display
- Microsoft (Again) Claims Topological Quantum Computing With Majorana Zero Mode Anyons
- Open-Source Random Numbers
- DIY Yagi Antenna Sends LoRa Signals Farther
- UNIX Archaeology Turns Up 1972 “V2 Beta”
- Pico Gets a Speed Bump
- Microwave Motion Detector Notifies Your Smart Phone
- You’ve Got All Year To Print This Marble Machine Ornament For Your Christmas Tree
- Reconstructing 3D Objects With a Tiny Distance Sensor
- Water Jets Will Carve Your Pumpkin
- Add a Little WOPR to Your Server Rack
- Pulsed Deposition Points a Different Path to DIY Semiconductors
- The US Military’s Unsecured UFO Satellites and Their Use By Russia
- Homebrew CPU Gets a Beautiful Rotating Cube Demo
- FLOSS Weekly Episode 821: Rocky Linux
- Retrotechtacular: Yamming CRT Yokes
- Be Careful What You Ask For: Voice Control
- In a World Without USB…
- MIT Demonstrates Fully 3D Printed, Active Electronic Components
- Belfry OpenSCAD Library (BOSL2) Brings Useful Parts and Tools Aplenty
- Vacuum Forming With 3D Printed Moulds And Sheets
- A Unique Linear Position Sensor Using Magnetostriction
- Auto-Download Your Kindle Books Before February 26th Deadline
- Let There Be Light: The Engineering of Optical HDMI
- Hackaday Europe 2025: Speakers, Lightning Talks, and More!
- Series Hybrid Semi-Trucks: It Works for Locomotives So Why Not?
- Hack On Self: One Minute Blitz
- Give Your Animal Crossing Villagers the Gift of Linux
- Space Monitor Points Out Celestial Objects
- Get Ready For KiCAD 9!
- Integrated Micro Lab Keeps Track of Ammonia in the Blood
- A Forgotten Consumer PC Becomes a Floating Point Powerhouse
- Probably The Most Esoteric Commodore 64 Magazine
- Measuring Local Variances in Earth’s Magnetic Field
- Keebin’ with Kristina: the One with the Cutting Board Keyboard
- Decoy Killswitch Triggers Alarm Instead
- The “Unbreakable” Beer Glasses Of East Germany
- Parametric Design Process Produces Unique Speakers
- USB Stick Hides Large Language Model
- DaVinci’s New Threads
- Using Antimony To Make Qubits More Stable
- Hackaday Links: February 16, 2025
- How Hard is it to Write a Calculator App?
- Graphene Tattoos: The Future of Continuous Health Monitoring?
- [Quinn Dunki] Makes a Screw Shortener Fit for Kings
- Piano Gets an Arduino Implant
- Scrapyard Vacuum Dehydrator Sucks the Water from Hydraulic Oil
- Curious Claim of Conversion of Aluminium into Transparent Aluminium Oxide
- Chop, Chop, Chop: Trying Out VR for Woodworking
- You Know This Font, But You Don’t Really Know It
- Octet of ESP32s Lets You See WiFi Like Never Before
- How To Find Where a Wire in a Cable is Broken
- Valentine’s Day…Hacks?
- Adding USB-C (Kinda) to a PowerMac G4
- Game Bub Plays ROMs and Cartridges
- A Guide to Making the Right Microcontroller Choice
- Most Energetic Cosmic Neutrino Ever Observed by KM3NeT Deep Sea Telescope
- Magnetic Vise Makes Positioning Your Workpiece Easier
- 3DBenchy Sets Sail into the Public Domain
- Satellite Internet On 80s Hardware
- Hackaday Podcast Episode 308: The Worst 1 Ever, Google’s Find My Opened, and SAR on a Drone
- Home Depot Lamp Gets a Rainbow Upgrade
- This Week in Security: The UK Wants Your iCloud, Libarchive Wasn’t Ready, and AWS
- Lathe and Laser Team Up to Make Cutting Gear Teeth Easier
- 3D Printed Air Raid Siren Sounds Just Like The Real Thing
- Understanding The Miller Effect
- Cute Face Tells You How Bad The Air Quality Is
- What the Well-Dressed Radio Hacker is Wearing This Season
- The Nokia 3310 Finally Gets A USB-C Upgrade
- A 3D printed Camera You Can Now Download, Shutter and All
- Why AI Usage May Degrade Human Cognition and Blunt Critical Thinking Skills
- Tiny Typing Tutor Tuts At Your Incorrect Shift Usage
- NASA Taps Webb to Help Study 2032 Asteroid Threat
- Budget-Minded Synthetic Aperture Radar Takes to the Skies
- A Transparent BB-8 Build Using Christmas Ornaments
- On the Original Punched Cards
- Automatic Pill Dispenser Is Cheap and Convenient
- DIY Microwave Crucibles
- Will Embodied AI Make Prosthetics More Humane?
- FLOSS Weekly Episode 820: Please Don’t add AI Clippy to Thunderbird
- PCB Design Review: M.2 SSD Splitter
- Safer and More Consistent Woodworking With a Power Feeder
- Plastic On The Mind: Assessing the Risks From Micro- and Nanoplastics
- Laser Cut Acrylic Provides Movie-Style Authentication
- New Documentary Details Ventilator Development Efforts During COVID
- It’s Always Pizza O’Clock With This AI-Powered Timepiece
- Push Your Toy Train No More, With This Locomotive!
- Google FindMy Tools Run on an ESP32
- A Tiny Computer With a 3D Printed QWERTY Keyboard
- A Tiny Tapeout SDR
- Improving Aluminium-Ion Batteries With Aluminium-Fluoride Salt
- Hearing What the Bats Hear
- The Science Behind Making Buildings Comfortably Non-Combustible
- Precision Reference Puts Interesting Part to Work
- Make a Secret File Stash In The Slack Space
- Nice PDF, But Can It Run Linux ? Yikes!
- Blinds Automated With Offline Voice Recognition
- Upgrading RAM on a Honda Infotainment System
- Make Custom Shirts With a 3D Print, Just Add Bleach
- Keebin’ with Kristina: the One with the SEGA Pico Keyboard
- Tiny Mouse Ring Uses Prox Sensors
- How Magnetic Fonts Twisted Up Numbers And Saved Banking Forever
- Basically, It’s BASIC
- Flip Flops Make Great Soft Switches
- Hack That Broken Zipper!
- Powerful Flashlight Gets Active Air Cooling
- Hackaday Links: February 9, 2025
- A Twin-Lens Reflex Camera That’s Not Quite What It Seems
- Your Chance to Get A Head (A Gnu Head, Specifically)
- Moving Power Grids In A Weekend, The Baltic States Make The Switch
- Matthias Wandel Hates CNC Machines in Person
- C++ is 45 Years Old. [Stroustrup] Says You Still Don’t Get It!
- Repairing an Old Heathkit ‘Scope
- Your Favorite Basic Oscilloscope Operation Guide?
- Turn Your Phone into a POV Hologram Display
- Jeff Dunham Finds A NOS 1958 Philco Predicta
- Freed At Last From Patents, Does Anyone Still Care About MP3?
- Software in Progress
- A Programming Language for Building NES Games
- Retrotechtacular: Point-of-Sale Through the Years
- Who’d Have Guessed? Graphene is Strange!
- All You Need To Make A Go-Kart, From Harbor Freight
- UScope: A New Linux Debugger And Not A GDB Shell, Apparently
- When Ignoring Spam Loses You an Ice Surfacer Patent
- Growing a Gallium-Arsenide Laser Directly on Silicon
- Hack On Self: Quest System Basics
- Hackaday Podcast Episode 307: CNC Tattoos, The Big Chill in Space, and PCB Things
- This Week in Security: Medical Backdoors, Strings, and Changes at Let’s Encrypt
- Split-Flap Clock Makes a Nice Side Quest in Larger Project
- Quix Furniture for Modular Furniture Fun
- RC Cars With First Person Video, All With An ESP32
- Solid Tips for Designing Assistive Technology (Or Anything Else, Really)
- T1 is a RISC-V Cray
- Running Doom on an Apple Lightning to HDMI Adapter
- A Great Use for AI: Wasting Scammers Time!
- Lorentz Cannon Fires Lightning
- How Do We Deal With Microplastics In The Ocean?
- Lorem Ipsum 36? Dolor Sit Amet Keyboard!
- A Tube, The Wooden Kind
- This Thermometer Rules!
- Making Products for Fun and (Probably No) Profit
- Investigating Electromagnetic Magic in Obsolete Machines
- Good-Looking HAT Does Retro Displays Right
- FLOSS Weekly Episode 819: Session, It’s all Abot the Metadata
- Investigating Why Animals Sleep: From Memory Sorting to Waste Disposal
- Hacking the 22€ BLE SR08 Smart Ring With Built-In Display
- What Happens If You Die In Space?
- Breaking: USPS Halts Inbound Packages From China and Hong Kong Posts
- How 3D Printing Helps Bring USS Cod Memorial to Life
- Custom PCB is a Poor Man’s Pick and Place
- The Lowest-Effort Way Yet To Make 3D Printed Lenses Clear
- Inside Project Delilah
- Cyberbass Brings Bass Guitar To Modern Era
- What Is the Hour? It’s XVII o’ Clock
- Telling Time Used to be a Ball
- Freedesktop and Alpine Linux Looking for New Hosting
- A Closer Look At The Tanmatsu
- Homebrew Foil and Oil Caps Change Your Guitar’s Tone
- Understanding the T12 Style Soldering Iron Tip
- The Clever Design Behind Everyday Traffic Poles
- Bicycle Adds Reliability With Second Chain
- More Details On Why DeepSeek is a Big Deal
- Communicating With Satellites Like It’s 1957
- Examining the Vulnerability of Large Language Models to Data-Poisoning
- Keebin’ with Kristina: the One with the Keyboard Configurator
- Underwater Robotics Hack Chat
- A Cordless Soldering Iron With A Difference
- USB Hub-A-Dub-Dub: Weird Edge Cases Are My Ruin
- BLE Rain Gauge Sips Water and Batteries
- Stepper Motor Operating Principle and Microstepping Explained
- Do, Dare or Don’t? Getting Inked by a 3D Printer
- How the Main Frame Became the Mainframe: an Etymological Dissertation
- Hackaday Links: February 2, 2025
- Is Fire Conductive Enough To Power a Lamp?
- Giving a Proprietary Power Supply the Boot
- Wearable Tech Tips Directly From the Queen
- Custom Smartwatch Makes Diabetes Monitoring Easier for Kids
- Tiny RC Four-Wheeler Gets Chassis Upgrade For More Traction
- Inside a Vintage Oven Controlled Crystal Oscillator
- Using Microwave Heating to Locally Anneal CNT-Coated FDM Prints
- Could Non-Planar Infill Improve The Strength Of Your 3D Prints?
- Taking A $15 Casio F91W 5,000 Meters Underwater
- RedBox In The 80s: Meet The VHS Vending Behemoth
- Time vs Money, 3D Printer Style
- Casio Calculator Gets New Keyboard
- Antique-Style GPS Looks Like Steampunky Fun
- A New Case and Keyboard For The Timex Sinclair 1000
- Electroplating DIY PCB Vias At Home Without Chemical Baths
- Automating The Process Of Drawing With Chalk
January 2025
- Why Not Build Your Quadcopter Around An Evaluation Board?
- Winter-Proof (And Improve) Your Resin 3D Printing
- Hackaday Podcast Episode 306: Bambu Hacks, AI Strikes Back, John Deere Gets Sued, and All About Capacitors
- Ancient Pocket Computer Gets a USB-C Upgrade
- This Week in Security: DeepSeek’s Oopsie, AI Tarpits, And Apple’s Leaks
- A History of Copper Pours
- Handy Online Metric Screw, Nut, and Washer Generator
- The Jell-O Glow Tensegrity Toy You Didn’t Know You Needed
- Patching Up Failing Hearts With Engineered Muscle Tissue
- Copper Candle Burns Forever… Just add Fuel
- Comparing Adhesives for Gluing PETG Prints
- Retrotechtacular: The Tyranny of Large Numbers
- Digital Paint Mixing Has Been Greatly Improved With 1930s Math
- A 1962 Test Gear Teardown
- Forgotten Internet: Giving (or Getting) the Finger
- RGB LED Display Simply Solves The Ping-Pong Ball Problem
- Lessons Learned, When Restoring An Amiga 1000
- Inside Vacuum Fluorescent Displays
- Using Guanella Baluns As Impedance Transformers
- Going Brushless: Salvaging A Dead Drill
- Taylorator Makes Mischief on the Airwaves
- FLOSS Weekly Episode 818: I Don’t Care About the Roman Empire
- Supercon 2024: Joshua Wise Hacks the Bambu X1 Carbon
- Paper Tape – With LASERs!
- Cool Kinetic Sculpture Has Tooling Secrets to Share
- Parcae: A Trio of Spy Satellites
- Transition-Metal Dichalcogenides: Super-Conducting, Super-Capacitor Semiconductors
- Testing at Scale
- Your VAX in a Cloud is Ready
- Keebin’ with Kristina: the One with the DIY Homing Keys
- It’s Raining From the BlueSky
- Big Chemistry: Catalysts
- Google Open Sources PebbleOS: New Pebble Device In Development
- A Little Pigment Helps with Laser Glass Engraving
- Film Capacitors Can Go In The Wrong Way Round? Who Knew!
- DIY Probe Clamps to Ease Your PCB Work
- A Low Voltage Solder Gun From Scratch
- New Open Source DeepSeek V3 Language Model Making Waves
- The FTC Take Action, Is Time Finally Up For John Deere On Right To Repair?
- Contrails Are A Hot Topic, But What Is To Be Done?
- Building the Feynman Motor That Fits Through a Sewing Needle’s Eye
- 3D Print Stamps, and Ink Stuff to Your Heart’s Content With These Tips
- Making A Mini AM Transmitter Better
- Hackaday Links: January 26, 2025
- The ESP32-C5, Finally Espressif Goes Dual-Band
- A Waist Level Viewfinder For Not A Lot
- Shedding Light on Quantum Measurement with Calcite
- Prompt Injection Tricks AI Into Downloading and Executing Malware
- Steam Brick Makes Your Steam Deck Headless
- Capacitor Decoupling Chaos, and Why You Should Abandon 100 nF
- Does a Radome Affect Radio?
- Software Lets You Paint Surface Patterns on 3D Prints
- Soviet Wired Radio, How It Worked
- Preventing AI Plagiarism With .ASS Subtitling
- Networking History Lessons
- AI Mistakes Are Different , and That’s a Problem
- Making the Longest-Distance Radio Contact Possible
- A Modem as a Cassette Interface
- Bouncing Signals off of Satellites Other than the Moon
- Bosch Starter Motor Freed From Mercedes Prison
- Small Print Bed? No Problem!
- Sony Ends Blu-Ray, MD and MiniDV Media Production
- Hackaday Podcast Episode 305: Caustic Clocks, Practice Bones, and Brick Layers
- This Week in Security: ClamAV, The AMD Leak, and The Unencrypted Power Grid
- Setting the Stage for Open Source Sonar Development
- Laser-Cut Metal Endoskeleton Beefs Up 3D Prints
- A Second Rare Atari Cabinet 3D Printed
- Trap Naughty Web Crawlers in Digestive Juices with Nepenthes
- An Electric Converted Tractor CAN Farm!
- This QR Code Leads To Two Websites, But How?
- This Home Made Laptop Raises The Bar
- Shellcode over MIDI? Bad Apple on a PSR-E433, Kinda
- Brick Layer Post-Processor, Promising Stronger 3D Prints, Now Available
- It’s Never Too Late For a Fixed SimCity 2000
- A Ribbon Microphone Is Harder Than You Think
- Electric Vehicle Charging Heats Up
- What Day Is It Again? Check the Clock
- Make Your VR Controllers Handle Like Two-Handed Weapons
- FLOSS Weekly Episode 817: Incompatible With Reality
- ‘Robotic’ Dress Uses Simple Techniques To Combine 3D Printed Parts With Fabric
- DIY Drones Deliver the Goods with Printed Release
- Going Minimal: 64×4, The Fun in Functional Computing
- Making Wire Explode With 4,000 Joules of Energy
- The Nokia Design Archive Is Open For Viewing
- Probably Ruining a Keyboard For Science
- Interactive LED Matrix Is A Great Way To Learn About Motion Controls
- Hydroelectric Generator Gets Power From Siphoning
- Family Bass Is Musical NES Magic
- Mining and Refining: The Halogens
- Cyber Walkman Does It In Style
- From Retro to Radiant: 3D Tetris On A LED Matrix
- A Quarter and A Dime Will Get You A Commodore 64 Softmodem
- Bambu Lab Tries to Clarify Its New “Beta” Authentication Scheme
- 3D-Printed RC Car Focuses on Performance Fundamentals
- Smallest USB Device… So Far
- Modulathe Is CNC Ready And Will Machine What You Want
- Keebin’ with Kristina: the One with the Hardware-Layered Keyboard
- DIY Strontium Aluminate Glows in the Dark
- Time-of-Flight Sensors: How Do They Work?
- You Can Now Play DOOM In Microsoft Word, But You Probably Shouldn’t
- Innovative Clock Uses Printed Caustic Lens
- Bone Filament, For Printing Practice Bones
- Robotics Class is Open
- Hackaday Links: January 19, 2025
- Dillo Turns 25, and Releases a New Version
- Bambu Connect’s Authentication X.509 Certificate and Private Key Extracted
- An Instant Gratification Game Boy Printer
- DIY Handheld is an Emulation Powerhouse
- Motorized Coil Tunes Your Ham Antenna on a Budget
- A Look Inside a Modern Mixed Signal Oscilloscope
- Stealth AirTag Broadcasts When Moved: an Experiment
- I3C Bit-banging Fun for the RP2040
- Investigating USB-to-Ethernet Dongles With “Malware” Claims
- Putting Cheap Motorcycle Tachometers to Work
- Learn New Tools, or Hone Your Skill with the Old?
- JTAG & SWD Debugging on the Pi Pico
- A PDA From An ESP32
- A Field Expedient Welder Only MacGyver Could Love
- No Crystal Earpiece? No Problem!
- Trinteract Mini Space Mouse Does It In 3D
- Android Head Unit Gets Volume Knob Upgrade
- New Bambu Lab Firmware Update Adds Mandatory Authorization Control System
- Hackaday Podcast Episode 304: Glitching the RP2350, Sim Sim Sim, and a Scrunchie Clock
- You Can Build Your Own Hubless Roller Blades and Ride Off Road
- This Week in Security: Rsync, SSO, and Pentesting Mushrooms
- Modding a Toddler’s Ride-On For More Grunt
- Packing Even More Features Into a Classic Radio
- Neat Ring Clock Relies On Addressable LEDs
- Building a Raycaster Within Bash
- Repairing a Samsung 24″ LCD Monitor With Funky Color Issues
- Building a 3D-Printed Strandbeest
- Taser Ring Is Scary Jewelry You Shouldn’t Build
- Gimbal Clock Relies On Servos For Its Cool Movements
- Forgotten Internet: UUCP
- Fighting to Keep Bluetooth Thermometers Hackable
- Simple Hardware Store Hack Keeps Your PCBs Right Where You Want Them
- Piezo Buzzer Makes a Drum
- A Direct Conversion Receiver Anyone Can Build
- All The Attacks on the RP2350
- Forget the Coax, Wire Up Your Antennas with Cat 6 Cable
- FLOSS Weekly Episode 816: Open Source AI
- Avian-Inspired Drones: How Studying Birds of Prey Brings More Efficient Drones Closer
- A Game Boy Speedometer, Just Because You Can
- No Ham License? Listen Anyway in Your Browser
- Using the ESP8266 for Low-Cost Fault Injection
- Nice PDF, But Can It Run DOOM ? Yup!
- Turning GLaDOS into Ted: A Tale of a Talking Toy
- Repairing a Real (and Broken) Apollo-era DSKY
- Head to Head: Servos vs Steppers
- Audio on a Shoestring: DIY Your Own Studio-Grade Mic
- Hackaday Europe 2025 Tickets on Sale, and CFP Extended Until Friday
- Procedurally Generated Terrain in OpenSCAD
- The Many Leaning Towers of Santos, Brazil
- It’s a Doughnut, In Hardware
- New Frontiers for Nissan Leaf Motor and Battery
- Homebrew Retro Console Runs On PIC32
- Selectively Magnetizing an Anti-Ferromagnet With Terahertz Laser
- Fluid Simulation Pendant Teaches Lessons in Miniaturization
- Electromechanical 7-Segment Display Is High Contrast Brilliance
- Clever PCBs Straighten Out the Supercon SAO Badge
- Raspberry Pi Hack Chat with Eben Upton
- How Nyan Cat Was Ported To UEFI
- Keebin’ with Kristina: the One with the Holey and Wholly Expensive Keyboard
- Using Audio Hardware To Drive Neopixels Super Fast
- Modern AI on Vintage Hardware: LLama 2 Runs on Windows 98
- Custom Case Turns Steam Deck Into Portable Workstation
- Carnarvon’s Decommissioned NASA Satellite Dish Back In Service After 40 Years
- Hackaday Links: January 12, 2025
- Gaming Table has Lights, Action
- Usagi’s PDP-11 Supercomputer and Appeal for Floating Point Systems Info
- Second CNC Machine is Twice as Nice
- Fraens’ New Loom and the Limits of 3D Printing
- It’s A Bench, But It’s Not Benchy
- Bad Apple but it’s 6,500 Regex Searches in Vim
- Retrotechtacular: The 1951 Telephone Selector
- iFixit Releases Command Line Docs for FixHub Iron
- Blinkenlights-First Retrocomputer Design
- In Praise of Simple Projects
- Comparing Ways to Add Threads to Your 3D Prints
- Embedding Lenticular Lenses Into 3D Prints
- Tactility; The ESP32 Gets Another OS
- AA Battery Performances Tested, So Get The Most For Your Money
- The Engineer Behind Mine Detection
- Springs and Things Make for a Unique Timepiece
- Bit-Banging the USB-PD Protocol
- Life Without Limits: A Blind Maker’s Take on 3D Printing
- Hackaday Podcast Episode 303: The Cheap Yellow Display, Self-Driving Under $1000, and Don’t Remix that Benchy
- SerenityOS On Real Hardware
- This Week in Security: Backdoored Backdoors, Leaking Cameras, and The Safety Label
- RISC-V Microcontroller Lights Up Synth with LED Level Meter
- A Low Effort, Low Energy Doorbell
- It’s IP, Over TOSLINK!
- Engineering Lessons from the Super-Kamiokande Neutrino Observatory Failure
- Sheet Metal Forming With 3D Printed Dies
- Toner Transfer, but Not for PCBs
- Retrotechtacular: Soldering the Tek Way
- Writing a RISC-V OS From Scratch
- Physical Media is Dead, Long Live Physical Media
- 3DBenchy Starts Enforcing its No Derivatives License
- All-Band Receiver Lets You Listen to All the Radio at Once
- Retro Big Iron for You
- A Street For Every Date
- Try a PWMPot
- 38C3: It’s TOSLINK, Over Long Distance Fibre
- FLOSS Weekly Episode 815: You Win Some, You Lose Some
- Running AI Locally Without Spending All Day on Setup
- Tech In Plain Sight: Security Envelopes
- Remotely Controlled Vehicles Over Starlink
- Making Sure Your Patch Cables Are Ready for RF Work
- Toot-B-Gone, With The FartMaster 3000
- Regular (Expression) Chess
- Bending Light, Bending Time: A DIY Polarizer Clock
- Gaze Upon This Omni-directional Treadmill’s Clever LEGO Construction
- The Helicone: Toy or Mathematical Oddity?
- Cleaning Up Bhopal: the World’s Worst Industrial Disaster
- More Things to Do with Your Cheap Yellow Display
- Keebin’ with Kristina: the One with the Circuit Sculpture Keyboard
- One To Watch For In 2025: Tanmatsu
- Logging Baby’s Day in Linux
- Thirty Years Later, The Windows 3.1 Video Driver You Needed
- Rethinking Your Jellybean Op Amps
- Is a Cheap Frequency Standard Worth It?
- No Frills PCB Brings USB-C Power to the Breadboard
- Growing Semiconductor Layers Directly With TMDs
- Before GPS There Was LORAN
- Cassette Tape Plays MP3s
- One Small Step: All About Stepper Motors
- Turns Out Humans Are Terrible At Intuiting Knot Strength
- Mechanical Calculator Finds Derivatives
- Shining Through: Germanium and Gold Leaf Transparency
- Perfecting 20 Minute PCBs with Laser
- Hackaday Links: January 5, 2025
- Reverse-Engineering the Polynomial Constants in the Pentium’s FPU
- Stacy’s Computer Has Got It Going On
- Atari 65XE In Laptop Form
- 16-bit Linux-like Goodness
- E-Bike Motor Gets New Life As Hydro Plant
- All Aboard the Hack Train: Nottingham’s LED Revival
- Self Driving Like it’s 1993
- PoE-Power Protection: The Hornet Nest Alarm Panel
- How Crane Games are Playing Claw Games with the Player
- Pi Pico Makes SSTV Reception a Snap
- Resolution: Share Inspiration
- Button Debouncing With Smart Interrupts
- A New Life For a Conference Badge, Weighing Bees
- High Performance RISC-V
- Math on a Checkerboard
- Custom Firmware Adds Capabilities to Handie Talkie
- Landing Soon: This Beautiful Weather Display
- Organizing Components, The Easy Way
- Hackaday Podcast Episode 302: Scroll Wheels, Ball Screws, and a New Year for USB-C
- 3D Printed Case Turns Pixel 6 Pro into Palmtop
- This Week in Security: IOCONTROL, (Location) Leaking Cars, and Passkeys
- FPV Flying in Mixed Reality is Easier than You’d Think
- Pico Pal Puts RP2350 Into Game Boy Color Shell
- Dress Up Your 3D Prints with Toner-Transfer Labels
- 555 Timers Bring Christmas Charm to Miniature Village
- The Ultimate Distraction Free Writing Environment
- A Modern Battery For a Classic Laptop
- Crafting a Cardboard Tribute to Puzzle Bobble
- Programming Ada: Atomics and Other Low-Level Details
- 2024: As The Hardware World Turns
- DIYFPV: A New Home for Drone Builders
- Light Brite Turned Sci-Fi Console on the Cheap
- Broken USB Lamp Saved with a Bit of Woodworking
- Protect Your Site with a DOOM Captcha
- 38C3: Taking Down the Power Grid Over Radio
- FLOSS Weekly Episode 814: The Banksy Situation
- 2024 Brought Even More Customization to Boxes.py
- LED Wall Clock Gets Raspberry Pi Pico Upgrade
- Creating Temporal Light Reflections With Metamaterials
- Turning a Lada Into An EV With 50 Cordless Drills, Because Why Not?
- Repairing a BPS-305 30V Bench Power Supply
- Quantum Mechanics and Negative Time With Photon-Atom Interactions
- A Foil Tweeter, Sound From Kitchen Consumables