2026
2,766 posts
2026 2,766
October 2026
- Learn to Edit STL Files in Just a Few Minutes
- 3D Printed Einstein-Szilard Refrigerator Cools with Fire
- Novelty Camera To USB Camera
- VR Headset Ditches the Base Stations with DIY Tracking
- A 1982 Modem for $100
- Making Internal Combustion Engines Better With More Valves
- A Modern Smalltalk
- Hackaday Podcast Episode 393: Epaper, Tamagotchi Hacks, and Supercon Talks Galore
- How Britain Narrowly Escaped a Grid Blackout in June 2026
- This Week in Security: Broken Embargoes, UEFI Overflow, Wormable Tailscale, Starlink Ad Snooping, and a DHS Directory Dump
- The Sounds of the World, One Random Album at a Time
- Snake On a Seven-Segment Display is Gloriously Bad
- Is This The Only Instrument You Need?
- Putting a MiSTer Marquee on a Better Display
- Replicating the Color-Changing Effect of the Lycurgus Cup
- An Attempt at a Useful Desktop OS For Microcontrollers
- 2026 Hackaday Supercon: All the Speakers!
- Robot Picks up Othello
- Exploring What’s Left of Google’s VR Dreams
- An AI Chatbot for the Apocalypse
- Magnetic Lock Opens By Magic
- 2026 Retrocomputing Challenge: Custom RISC-V Processor For Retro System
- Battery Prototype Uses Superextensive Quantum Effects to Charge Faster
- Hacking the Modern Tamagotchi With UART
- Does Running an E-Paper Display at 30 FPS Destroy It?
- C64 Keycaps For Everybody
- Turning an Old Phone’s Motherboard into an RC Plane Controller
- JPEG-XL Is Back On The Menu
- Emulate the 486 in Your Browser
- SLAM Navigation For an Arduino Powered Car
- Hacking a Marine Radio Dish
- Airborne Particle Monitoring, the BIG way
- How a Single University Project Started Everything
- 2026 Retrocomputing Challenge: Explore Space with a Credit Card Reader
- Where Did Your Mouse Come From?
- How Bad Is That Bridge: A Government Database
- SIMD-accelerated Machine Vision on an ESP32-S3
- ESP32 Rotary Display Makes Ideal Timer
- The Oldest Windows App To Still Run On WIndows 11
- In Praise Of A Legendary Power Transistor
- Enable Resizable BAR on Unsupported Motherboards
- Practice Japanese on an Inkplate 4Tempera eInk Device
- Arduino Engine Runs Many Games
- BMW i3 Mod Brings Small Trucks to the EV Future
- The Fascinating World of IrDA and Other Infrared Protocols
- Hiding Virtualization From Other Software
- Hairy Armor For Combat Robot? It’s Not Terrible!
- Building a Swashplate-less Helicoper Rotor
- Transforming a Tungsten Ditelluride Monolayer into a Transistor
- Hackaday Links: October 25, 2026
- A 3D Printed Marble Clock, but it’s Scrolling Text
- Mesh Network Telephony Over Bluetooth on Android Phones
- Simple, Reliable RF Remote Control
- Meshtastic Pet Tracking
- An Analog TV Station For Anyone
- Pushing Bluetooth out to 12 Kilometers
- Remembering the Weirdest Nintendo DSi Accessory
- The Slurptop is Both Drool Worthy and Practical
- 2026 Retrocomputing Challenge: I Would Do Anything For Serial Data
- That Weird 7-Pin S-Video Port on Old Laptops
- Making for Others
- Watch VCF Southwest in Retrotastic SGI-Edited Footage
- A Walkie Talkie Interface For Claude
- Using an Unmodded GBA as a Music Synth
- RepRapMicron Uses Fibre Optics To Print Tiny Benchy in Resin
- Automatic Coil Winder Takes the Tedium out of Actuators
- Reconstructing the Ancient Chinese Storm of Crows Weapon
- Running a Philips CD-i Off USB-C
- Hackaday Podcast Episode 392: Microscopes, Drones, and Other DIY Things
- The MSX Gets A New Sound Expansion Cartridge
- This Week in Security: Record Patch Tuesday, PHP’s Bad Time, The Oldest Vuln, AI Armies, and More
- When You Can’t Pick Between Electric and Jet Power, This Buggy Has You Covered
- DOOM Ported to a $30 Clamp Meter
- Restoring a Soviet ES-4001 Mainframe Control Panel
- NASA Batteries Survive Extreme Cold and Heat
- Car’s Camera Footage Backed up to NAS
- An Open Source Linear Capacitive Encoder
- Keeping Old Wi-Fi Radios Alive With Stream Conversion
- KiCad… In The Browser?
- Japan Launches Mission to Study Martian Moon
- Floating-Point Addition and Subtraction on Intel’s 8087
- Trying to Get Linux Running on a Nokia E6
- Reading QR Codes by Hand
- Making a Five-Segment Display with Platinum-Titanium Cathodes
- Every Type of Current Sensor Explained
- Sega Genesis Controllers on the Philips CD-i
- Knitting Yarn and Filament with FilaLoom
- Building a Simple Internet Radio
- The Age of Altair
- Clotty The Custom Period Tracker Can, Of Course, Run DOOM
- A Stereo Vision Board For Hardware Hackers
- 5 GHz Drone Video, With An ESP32
- Using Ultrasound and Microbubbles to Make Tiny Devices
- Lazarus and the Free Pascal Compiler Gain Dynamic Package Support
- Going Whole-Hog on a First Satellite Ground Station
- NASA’s Lunar Grounding Challenge is a Real Buzz
- Spreading Life to Bleached Coral
- Super Mario Galaxy Now Runs on the GBA
- Visualize Regular Expressions with Marbles
- Birduino Plays Bird Calls on Demand with NFC-enabled Cards
- Making Photovoltaic Solar Cells with a Microwave
- An RV on a Bike
- Meshtastic Sniffer for DragonOS
- An Open Micro-Maniplulator Improved
- One-stop Tool Shows Apple Intelligence The Door
- Charlotte’s New Runway Gets A Digital Twin
- An LCR Meter with Compromises
- Driving On the Moon at a Blistering 11.6 MPH
- Thunderbolt Strikes Windows98
- Hackaday Links: October 17, 2026
- Off-Grid Refrigeration Using Fire and Salt
- The New Phobos Martian Moon Rover that Weighs in at Only 15 Grams
- Building a Microscope with a 3D View
- A Plasma Donut
- Evolving RC circuits
- Turning a Wi-Fi Adapter into an SDR
- Making a New Mechanism for a Reciprocating Pencil Sharpener
- Busting the Myth that Plastics are Chemically Inert in Water
- 2026 Retrocomputing Challenge: Dollhouse Arcade Cabinet Runs Remote DOS Games
- Building a Flying Drone With a Single Propeller
- 2026 Retrocomputing Challenge: Oldputer Gives Old Eyes Relief with E-ink Display
- Discovering SDRs Everywhere
- SolidCraft is Parametric, Automation-friendly CAD for Desktop and Browser
- Making One Fender From Another
- TAKTO, Open Source Hand-Tracking Built Like LEGO
- The Trials And Tribulations Of Your First Badge
- Simplifying Slide Rule Calculations with Trig
- The 10€ Gamepad
- Fairbuds 2 Teardown Shows Little Glue, Easy Battery Swap
- Hackaday Podcast Episode 391: Tuned in to ESP32 SDR, New Old Pagers, and Bugs on Mars
- Braino! Takes the Cheap Yellow Display to School
- This Week in Security: Critical DNS Keys Rotated, Hacking Freezers Isn’t Cool, OpenAI Spies On Itself, and Advanced Hardware Wallet Hacks
- Disposing of PLA and Why Composting is Not an Option
- Running DOOM (Sort Of) on a Sonoff Smart Switch
- Another Wireless Chip has a Hidden SDR Revealed
- Using Optical Waveguide Arrays to Make Sheets Sense Shapes
- 45 Years Later, The Sinclair ULA Design Documents Surface
- Linux Kernel Drops AI Tag Requirement, Uses Meta AI For Code Reviews
- C64 Hardware Simulator Isn’t (Just) For Playing Around
- Hand-Machined Stake Sharpener Just in Time for Dracula Season
- So You Want To Make Your SDR Work On Other Frequencies
- A Thermal Camera That Uses WebUSB
- Building An M7 Pan Tilt Head Controller
- Pager Converted to Meshtastic Node
- AI Controls iPhone Via ESP32
- Single Button, Handheld Gaming Console
- Using an ESP32-C3’s RF Hardware for DVB-S2 Video Transmission
- Tiny e-Paper Display Delivers 30 FPS of Game Boy Fun
- 2026 Hackaday Supercon: Workshops are Open!
- DIY Force Sensing Joysticks are a Cheap Way To Go
- What’s a Nonius?
- Testing Oneself for AI Slop
- Rendering 3D Prints From G-Code
- Does It Run… Duke Nukem 3D ?
- 2026 Retrocomputing Challenge: USBSID-Pico has Two SIDs, Many Inputs
- JawnCon 0x3 Kicks off in Philadelphia this Friday
- ESP-SDR Can Now Transmit
- Using a Waffle to Check the Health of your Wii U’s NAND Flash
- Counting the PET Bottles Needed to Make 1 Kg of Printer Filament
- The FPGA Chronicles: Ready to Probe
- A Modern Browser for the PlayStation Portable
- Open Firmware Fixes Dead Onkyo AV Receivers
- Emulating a Floppy Drive By Emulating The Drive Itself
- Using Kirigami Techniques to Make Functional Designs
- WiFi Router Does Software-Defined Radio
- The Prusa Core One+ INDX, a Troubled Multi-Extruder Upgrade?
- The Hexa-Bouncer May Be The Most Overengineered Thing You See This Week
- DARPA Lift Challenge Won by Helicopter
- Your Computer Memory is a Lie
- Backup Tapes Come Back to the Homelab
- A Free Cloud AI
- DECing Out the Homelab with an AlphaServer 2100
- Taking A Nokia 3310 Game Jam To The N’th Degree
- Hackaday Links: October 11, 2026
- Littelfuse Announces Retirement of the EZ80
- Thorium Clocks Start Ticking with Lasers
- Inside a Mystery 1980s Filter IC Featuring Switched Capacitors
- Improving an Autorouter with a Hexagonal Grid
- Mars Pathfinder: What Really Happened?
- Slim Type for Small Screens, with PixelFonts
- Unique Archeological Discovery Sheds Light on Neanderthal Wooden Tool Usage
- Poking at the Radxa Dragon Q8B Raspberry Pi 5 Killer
- Valve Releases Hardware and CAD Reference For New VR Headset
- Restoring an Altimeter Watch to Former Heights
- The Weirdest Video Games were Hacks
- Why Every Microwave Has a “Popcorn” Button, But Every Bag Warns You Not to Use It
- Another IKEA Product Yields an LED Matrix
- Super Mario 64 Comes to the Microsoft Zune
- 2026 Retrocomputing Challenge: NEC 286 Laptop Rides Again
- Embedded 3D Printing with Liquids on a Bricked Prusa FDM Printer
- Two-Component H-shifter for Racing Sims
- Hackaday Podcast Episode 390: DOOM, Cranium Stuff, and Odd OpenSCAD Opportunities
- Getting to Know the TP223 Capacitive Touch Sensor
- This Week in Security: New Spectre Attacks, Crushing Quantity of Linux Vulns, Google Gets Too Much AI, and Hacking Lawnmowers
- Margaret Hamilton, Pioneering Software Engineer, Dies Aged 90
- Belt File from Old Mixer and Junk Bin Parts
- Low Current Density Nickel Plating
- Introducing the Garlic-Powered Door and Window Sensor
- Turning a Run-Over Samsung Galaxy S23 into a Gaming PC
- The 80s Called: They Say This DIY Phone Is, Like, Totally Rad
- Digital Signage in the Browser With Just a Click
- With Latest Update, Alexa Refuses to Pass the Aux
- Lead a Discord Exodus with a Matrix Server
- The World’s Smallest TV Console Plays DOOM
- 2026 Retrocomputing Challenge: Retro Terminal Bartop Arcade Topper
- Solve Your TTL Video Woes With An RP2350
- Keep That Old Radio Alive With An ESP32
- Streaming Games Means the Nintendo DSi Will Never Be Obsolete
- Handheld Atari 2600 Packs a CRT
- Repairing a Couple of Very Expensive Registered DDR5 RAM Sticks
- 2026 Retrocomputing Challenge: Dungeons of Daggorath , But Without Quite So Much Typing
- ESP32 As Your Raspberry Pi’s Linux Wireless Co-processor
- Don’t Try this At Home, Transcranial Magnetic Stimulation Edition
- The Commodore 64 Keyboard Font, For Everyone
- Don’t Worry, This R/C Airship is Supposed To Be On Fire
- Upgrading An iPhone Lens To The Max
- DIY Algae Biodiesel is Harder Than You Think
- SmallTV Hacking With Surprisingly Little Fuss
- Scientists Create Hexagonal Packed Ice at Extreme Pressures
- A Headset Fit For A Hackaday Writer
- The EDG C++ Compiler Frontend has been Open Sourced
- Using LineageOS for Phones and DIY Smart TVs is Pretty Nifty
- USB-C PD Tamed with this Analyzer
- A New Type of LLM on the Block: Decision-Making Models
- Two Microcontrollers Talking, All It Needs is an LED
- 3D-Printed Filter Removes Most Microplastics From Water
- Ambition, Thy Name is a 3D Printed Transonic R/C Jet
- How to Grow a Giant Crystal from Copper Sulfate
- Failing to Make a Fanless PC
- How A British Engineer Homebrewed The Quietest Carbine
- Building a Cheap, Dexterous Robot Hand
- The FPGA Chronicles: Open Source It
- Porting Video Games to VHS
- Conveyor Belt GBoard Brings the Keys to You
- It’s GW-BASIC, Jim, But Not as We Know It
- Upgrading a Benchtop Laser for Megawatt Power
- Hackaday Links: October 3, 2026
- Tearing Down a Heavy Oscilloscope
- AVR Laptop Pushes the Limits of 8-Bit
- Motion Control via Belt
- AI on Your Gaming PC
- The Big Moon Plot
- Debloat The Internet With a Self-Hosted Compressing Proxy
- Play PlayStation 2 and XBox 1 Games on Your Jailbroken PS5
- A Good DIY Solder Stencil Begins With a Cleanly-Sliced Soda Can
- 2026 Retrocomputer Challenge: Vectron65 Plus Puts the Emphasis on Plus
- The ESP32, An SDR In Itself
- Fixing a Power Grid That Loses Over Half Its Power to Inefficiency and Theft
- Own The OSD Chip In Your Cheap Composite Monitor
- That’s No Moon… That’s an Exoplanet!
- Is This The Smallest Internet Radio?
- 2026 Retrocomputing Challenge: Lunar Lander on the PDP-1
- Electronic Busy Board is Fun for Kids and Hackers
- 2026 Retrocomputing Challenge: A Homebrew Computer In Only Three ICs
- Hackaday Podcast Episode 389: Spinning Lightfield Displays, and Jenny Visits a Blast Furnace
- Using Vibration to Make Stuff Stick Contact-Free to Ceilings
- This Week in Security: ShinyHunters Won’t Dox the FBI, Pentagon Data Stolen, and OBS Vulnerable
- Teardown of a USB-C Cable with Integrated LCD
- The Game Boy Test Lab Provides a Cartridge-Sized Diagnostic Lab
- Gardening With…OpenSCAD?
- Power It With Sodium (But Please Don’t)
- Elgato Key Lights Get Matter Upgrade
- A Mechanical Radio, Sort Of
- Drum Machina Go! as a New Music Tool for the Game Boy
- Archiving The World’s Oldest Webcam Feed
- Vacuum Drying and Making Stuff Hot in a Vacuum
- The Whole Computer Is Vim
- SDR– Lets You Patch Together Your Setup
- DIY Game Console Does It With Optical Discs
- Will Superconducting Transistors Help Quantum Computers?
September 2026
- Pogo-Bot Goes All Terrain With Compliant Foot
- Open Source Tricorder Is In It For The Science
- Apple Finally Made AirPods Repairable… Sort Of
- Assembling and Testing a DIY Jet Turbine
- Roman Telescope Saves Fuel, Doubles Mission
- Sheety Turns Spreadsheets Into Binaries, For Some Reason
- A Simple Solution for Streamlining Battery Recycling
- No More Windows For The Dutch Government, Ze Kiezen Nu Linux
- Determining Diamond’s Properties Under Extreme Pressures
- The Deep Magic of 3D Graphics Perspective
- Designing a Fully 3D-Printed Mechanical Calculator
- Improved Double-Sided Toner Transfer Method
- Electromechanical TV Goes 3D with This Light-field Display
- Geothermal Cooling For New York’s Subways
- Testing Coulomb’s Law and Similar Fundamentals Yourself Remains Tricky
- Metal Gear Solid Moves From PlayStation to ESP32
- Pitting a CFD-Optimized Toroidal Propeller Against a Conventional One
- Two-Dimensional Material Now Easier to Manufacture
- This PICO-8 Handheld is No Fantasy
- Synthetic Aperture Radar Drone Gets Interferometric Imaging
- Places To Visit: Landschaftspark Duisburg-Nord
- Jet Megatextures Demo for ESP32-S3
- The FPGA Chronicles: Exploring the Tang Nano 20K
- Using the SNES Super FX Chip to Run Super Mario 64
- An IR Blaster Project, in a Nutshell
- Hackaday Links: September 27, 2026
- Center-Pivot System Modified to Mow Lawn
- Going on a Tangent with the Intel 8087’s Hybrid CORDIC Algorithm
- Defeating Satellite Spoofing with Galileo’s Encryption
- Ways To Empirically Identify a Magnet’s Polarity
- Enormous Fluid Simulation on Flip Dots is also Enormous Amount of Work
- Reverse Engineering Apple’s Mikey Chip
- When the Debugger Lies With Stale Cache Values
- Basically, Galvanizing Metal Without Acid
- A Modular Macro Keypad
- Cheap Yellow Display Dreams of PDA
- Self-Repairing Conductive Material from Liquid Metal
- A Pocket-Sized Digital Fish Tank
- The Least Annoying of All Evils
- You Can Make a Microprocessor That’s All Your Own
- Easy Ways To Sink a Hardware Startup
- Abusing SQL to Play DOOM
- The Low-Level Waste Dumps in The Atlantic Have Become Ecosystems
- Reviving the PoE++ Feature on a Ubiquiti Switch
- Pi Pico Recreates The Heathkit Pocket Packet
- Investigating a Rare Burnout 3 Beta Disc
- Hackaday Podcast Episode 388: RAM-Swapping on Raspberry Pi, Raindrops on Radar, and a Fine Mesh
- Did The BBC and Sir Clive Get it Right Twenty Years Ago?
- This Week in Security: FBI Gets Hacked, Muse Vulnerable to ClickFix, Popular Rust Developers at Risk, and New Attacks Against RSA
- What Should Pine64 Build With Microcontrollers?
- Commodore 128 Becomes Marine Vessel Tracker
- GM’s Experimental EV from 1969
- FPGA for All — CERN Releases “colibri” VHDL Library
- Robot Makes Literal Daisy Chains
- A 7-Segment Clock Built With No Digital Electronics
- Handheld Scanner is a Radio Multi-tool
- UDP Broadcasting and the Brave New World of IPv6
- Standalone DJ System Runs On ESP32
- After Decades, NASA May Finally Replace Mars Relays
- Solar Powered Traffic Monitoring
- Reconstructing Device Firmware from SPI Reads
- Audio Spectrum Analyzer on an ESP32 Display Board
- A Tiny Toy Synth For Smaller Computers
- Modern USB Controllers On Win98 (and up)
- Smelting Bog Ore As It Should Be Done
- A Mini’s Infotainment System and the Joys of Aftermarket Car Parts
- Forget Trees, add Fins to your 3D Prints Instead
- 2026 Hackaday Supercon: Announcing our First Round of Speakers
- How Pixar Stopped Worrying and Learned to Love Linux
- A JavaScript OS for the ESP32
- Myst on the Atari 2600
- Why Raindrops Make for Pretty Good Antennae
- ESP32 Replacement for Lighting Display Controller
- Dumpster-dived Window A/C becomes Ground-Source Heat Pump
- Determining the Body Temperature of Tyrannosaurus rex
- Raspberry Pi RAM Restrictions No Big Deal, Frankly
- Digital Upgrade Brings Medium Format Camera Into the 21st Century
- Raspberry Pi Locks Down RAM Upgrades
- Tiny Scratch-Built Cyberdeck is in Mint Condition
- A Computer Terminal the Old Way
- New Research Suggests that a Neutrino Laser is Impossible
- The Mazda Suitcase Car Rides Again
- Trying a New Radial Impeller Design for Quadcopters
- Pedal Harder for Affordability
- The First Floating Nuclear Power Station
- The RP2350 Does 1080p
- DIY Router on x86 E-Waste: OpenWrt and OPNsense
- Searching for Dark Matter with a Levitating Magnet
- The Sinclair Spectrum Gets A Desktop GUI
- Making a Copper-Oxide Photodetector from Scratch
- Hackaday Links: September 20, 2026
- Reviving TEMPEST Attacks with an Injected Signal
- Ski Lift Removes Mice from Chicken Coop
- World War I Coded Message Appears Cracked, Finally
- Reverse Engineering A Sony Car Stereo LCD
- A Bandpass Filter Pulls In The Signals
- No GPU, No Problem: Flagship LLMs on a GPU-less Teenaged Server
- Teardown and Repair of an Insoma Water Timer
- Laser Your Way into Debug Mode on the RP2350
- A Hotspot Becomes A Handheld
- Coreboot Hikes the Bay Trail to DRAM Initialization
- Teaching a Robot Hand to Walk
- What are Your Indispensable Software Skills?
- Using Azo Photoisomerization to Alter Semiconductor Film Properties
- Emulating Memory Access: How Hard Can It Be?
- The Concertina Goes Electronic
- On Chip Debug for (Some) MicroPython
- Sony’s First Computer
- Making a Digital Music Player for Cassette Decks
- Reconstructing a Pin on a Pin Grid Array Package
- Hackaday Podcast Episode 387: Superhuman Clocks, CAN in USB-C, and the Joys of Bare Metal
- Brain Control Your Appliance, Sort Of
- This Week in Security: Flock Cameras Are Old, Microsoft Patches Patches, and Researchers attack SSH
- Meta Portal Given New Life As Extended Display
- TV Audio Tube Makes a Transceiver
- Building a DIY Centrifuge For Blood Processing
- Surveillance Camera Security? It’s Completely Flocked!
- Your CYD Is Now A Telly
- Keep Your Back Cool While Others Melt
- Why Wave Energy is the Final Frontier of Renewable Energy
- Eye-D Badge Catches Your Attention
- FCC ISM Rules May Shatter Lora Mesh Communities
- An Enhanced Game Boy Advance
- Printing a Clock Fit for a Pope
- Recreating Unobtainable Diagnostic Tools For The Jaguar XJ220
- Introducing the Periodic Table of US Electrical Receptacles
- Ride the Rails on a OneWheel
- A 3D Rasterizer For Embedded Devices
- FLOSS Weekly Episode 882 with OSADL: Better Together
- A Cheap and Easy Control Screen For Home Assistant
- Heat Domes: Meet the Quiet and Oppressive Take on the Thunderdome
- Full-Color Looks Great on 3D Printed Sliding Puzzles
- Round AMOLED Badge Does All Kinds Of Cool Stuff
- A Super-Accurate Clock Using a Tiny Microcontroller
- Tips To Model Your Next CNC Cabinet in CAD Before Buying Anything
- Coffee Maker Steam Wand Gets a Safe Outlet
- After 6 Years as Road Ornament a Widescreen Sony Trinitron Lives Again
- Sampling the Elephant’s Foot and Chornobyl’s Tedious Corium Clean-up
- Hackaday Europe 2026: Bare Metal Made Easy
- Running Linux 6.11 on the ESP32-S3 with a Few Tweaks
- Linux Fu: Speak Up!
- Every ZX81 Expansion Card You Ever Wanted, All At Once
- Fixing a Ubiquiti 16-Port PoE Switch With an Extra Hole
- An Open Heart Rate Monitor
- Writing an ESP32 Bluetooth Printer Driver In Two Acts
- How High-Voltage Current Transformers Monitor the Grid
- A UPS For Your Pi That’s a Little Different
- Pulse: a New VHDL Simulator
- Hackaday Europe 2026: Space Oddities
- Fly Brain Connectome Used to Trade Stocks and Play Games
- Rosy Retrocomputing
- It’s The Speech Synthesiser You Wanted, For The Computer You Had
- CircuitPython Goes Turbo With Precompiled Functions
- Dramatically Increasing Usable Closet Space
- Re-creating NASA’s Heat Shield Problem
- Hackaday Links: September 13, 2026
- Rusting an E-scooter (In a Good Way)
- A 386 PC For Your RP2350
- Analyzing the FScale Instruction in Intel’s 8087 FPU
- Keeping Time on Tumbling Icosahedra
- Whip-Cracking Machine Reliably Breaks the Sound Barrier
- Spin FV-1 Emulator Simplifies Sound Pedal Development
- 2026 Retrocomputing Challenge: 16-Bit Homebrew Relay Computer
- Making an Air-Powered Circular Saw with LEGO
- Big Infinity Mirror Clock Invites You To Gaze Deeply
- This Mac Is Open Source Hardware
- Supercon is Nigh!
- The Heavy Disco-Ball Satellite Designed to Do… Nothing
- Looking at a TRS-80 12 MB External Hard Drive from 1983
- How To Fold Curved Lines in Metal Without Fancy Tools
- Trying to Fix a Suspiciously Cheap Enterprise-Grade Network Switch
- Making a Neo Nuvistor Project in 2026
- Hand-Coded ASM Powers Homebrew SNES Game
- Hackaday Podcast Episode 386: Doomscroll Tamagotchis, Clavichords, and Vibrotrucks
- This Machine Makes 35mm (Almost) Film
- This Week in Security: It’s Patch Tuesday Again, TVs Spying, Supply Chain Worms Return, Prolonged Hack Impacts, Stolen IDs
- Purely Random TV In Your Browser
- This Circuit Sculpture is an ESP32-Powered Console
- Lara Croft on a Microcontroller
- Changing Nozzle Internal Geometry to Increase FDM Flowrate
- Creating a Custom Hinge for a Motorbike’s Fuel Access Panel
- Little Droid Has Party Mode
- 3D Imaging Without a Lens
- Custom AMOLED Wearable Makes Great Icebreaker
- Tech In Plain Sight: Meet The Robot That Does CPR
- Open Source Acoustic Drone Detection
- If It’s Electronic Paper, Why Not Print To It?
- Origami Sensors That You Can Wear
- 3D Printable Lenticular Indicators
- Local LLMs Can Work Better Than Claude, At Least For Some
- Reverse Engineering The Philips PM5139
- FLOSS Weekly Episode 881: Eating Its Own Tail
- It’s GNU Radio Companion, But in the Browser
- Hunting the Wild Vibrotruck
- Decoding the NEC V20 Microcode ROM
- Sick of Wayland vs. Xorg? How about GEM?
- One Bit Sound with the ZX Spectrum
- The Different Ways To Look at Negative Resistance
- Anti-Doomscroll Tamagotchi Only Lives if You Do
- Are Desktop PC-ABS Prints Outperformed by Industrial FDM? Not Really
- Fixing a 1990s LEGO Electric Train Speed Regulator
- Hackaday Europe 2026: Outdoors with Robots
- Disassembling a Mini Air Blower to Make RC Airplanes
- A 1024 Byte Python Interpreter
- Old iPad Keyboard Makes For a Modern Netbook
- How Bats Prevent Doppler Acoustic Interference
- Kelvin–Helmholtz Instabilities Found to Drive Plasma Mixing on the Sun
- ESP32-P4 Powers Video Alarm Clock
- A Vacuum Tube Computer For The Home
- The Helicopter with Radioactive Blades
- How To Talk To A Machine Without Anthropomorphising It
- The First Spacecraft Launched To Orbit From Europe
- Comparing PETG and PCTG Filaments
- NES Radar Tracks Flights at 9600 Baud
- How Charged Water Drops Induce Corrosion
- Hackaday Links: September 6, 2026
- Saturn’s South Pole is Apparently Decagon-Shaped
- Is This the Year of The Linux… Television?
- This Clavichord is a Well-Tempered Project
- Printing Micron-Scale Benchies With Resin and Turmeric
- WordStar Lives Again (and Again)
- There’s a Whole Computer Inside This Mouse
- Can AI Now Design PCBs That Just Work?
- Running Apple ][ Software on a Commodore 64 — Silently
- Pixel Watch 5 Demonstrates Good Repairability
- Voicebox FX is a Blueprint for CircuitPython I2S Audio
- If at First You Don’t Succeed…
- Running Generative AI on an RP2350
- Free Your Rotary Telephone From Its Wire
- COSMAC Elf Turns 50
- Parchment Paper Paired With 3D-Printed Grid Gives a Nice Glow
- Fixing an Expensive Seagate LaCie Hard Drive Array
- Making a Pole Balance Itself With Propellers
- Repairing Traces on a Delidded Pentium III CPU Gone Wrong
- Hackaday Podcast Ep 385: 3D Printers with Lasers, Wicked RAM Prices, and Reverse Polish Notation
- 3D Printed Cubes Provide Passive Cooling
- This Week in Security: Baked-in Malware, Freezers Not Freezing, Zoom Snoops Clipboards, and AI Makes Things Worse, Faster
- Take Tool Photo, Generate Custom Gridfinity Bin
- The Birds Outside, Drawn For You Automatically
- Tube Launch Boosts Rocket’s Performance
- Corners Lifting On 3D Prints? Guide Gives Prevention Tips
- How to Avoid Getting Arc Flashed
- A Split Keyboard Designed for Human Hands
- Exploring the Downsides of Cooling Roof Paint
- Hackaday Europe 2026: Fluid Kernels and Optimizing C++ for MCUs
- A Thoroughly Modern Minimalist Transceiver
- From a Ten-Line Script to a Real Utility with Codex
- Rescuing a Rescue Device With a DIY Battery Pack
- Miniaturized, Working Replica of Vintage Leslie Speaker
- Switch Mod Fixes Fiddly Car Door Projector
- Has FDM 3D Printing Hit Its Peak?
- Doubling Thermal Printer Resolution by Wiggling
- Harvesting Namib Desert Fog with High Voltage
- FLOSS Weekly Episode 880: The Two Wolves
- How a 1981 RAM Expansion Worked
- “I’m Not Dead Yet!” Reverse Polish Notation Calculators You Can Still Buy
- HDMI For the Color Computer 2
- Creating the Greenest Possible Clothing with Living Fungi
- A Defrag Simulator In Your Browser
- Haiku OS Releases Beta 6
- Building An Airsoft Claymore Mine
- How Gold Plastic Syndrome is Killing Toys and Game Consoles
- Reactive Heat and Wind Come to VR, Thanks to Smart Plugs
- Hackaday Europe 2026: Playstation 4 to Psychometer
- It’s Teletext, But On The Radio
- PETG: the PLA Filament Alternative that Just Works
- Crowdsourcing An Investigation Into Coil Whine
- Sliding Into Perfection: The Open Task Light
- Tricking an Air Conditioner Into Cooling
- ReactOS Gets An Upgrade
August 2026
- Fixing an Expensive Amprobe Cable Tracer With Mystery Fault
- Building An Energy-Harvesting Business Card
- Simulating UAVs In Unreal Engine
- Defeating Bacteria In Hot Water Systems With A Heat Exchanger
- USB-C Adapted for Legacy Sprinkler Systems
- What’s Mu Metal?
- Digital “Film” For Your Pi Camera
- A Flip Disc Display That Does It Slow And Steady
- Making a Robot to Serve Some Mean Badminton Shuttlecocks
- Get Your Monitor Transmitting VHF with a Browser Tool
- Hackaday Links: August 30, 2026
- Dissecting a Lethal Universal Travel Adapter
- LLM Moats Quickly Evaporating
- Low(er)-Cost Humanoid Robot Leverages DIY Actuators
- Giving the NES an Optical Data Storage Add-On
- Woodstove Assistant Keeps the Heat on Safely
- Laser Your Way to Smoother FDM 3D Prints
- Fat Tire Brakes Get Wireless Upgrade
- Compact PCB Vise Uses Up That Leftover Filament
- Wikipedia on a Cheap Yellow Display
- Motorized Planer Height Adjustment Dials In
- Same As It Ever Was
- Wear Your Way Out Of AI Surveilance
- 3D Printed Piano Action Faithful to the Original
- Playing Snake with a Pneumatic Display
- This Library Needs to Be At Least… Three Times Bigger
- Reviving an SD Card With Shorted Capacitors
- DOOM Played on Series of 555 Timers
- Casting Engine Parts from 3D Prints
- Hackaday Podcast Episode 384: OCR MOD Records, Magical PCBs, and the Gravity of Space Stations
- Building a Headless Game Boy Emulator
- This Week in Security: Android Malware, VOIP Hijack, Signal Contact Discovery, and TeamPCP Arrests
- RAM and eMMC Prices Are So High, Pine64 Has Stopped Linux Device Production
- Panoramic Photography with a Linear Scanner
- Support Bath Enables an Epoxy Benchy
- Running Multiple Linux Kernels Without Hypervisor
- Rooftop Camper For Roofless Vehicle
- The Mactini: A Computer That Does Almost Nothing
- The Farador Quack Medical Device
- All The Best Computers Boot To BASIC
- Australia’s Nationwide Phone Outage Was An Embarrassing Failure
- Analog Optical Feedback Generates 4K Fractals With No Computer
- eenk Provides eInk, ESP32 Powered Text Adventures
- Encoding MOD Files Optically On Paper, Because Amiga’s Legacy Will Outlast M-Disks
- Sloan Digital Sky Survey Releases New Map of Supermassive Black Holes
- Making An LCD UI Look More Like Classic Indicator Lamps
- Emulating the iPod
- FLOSS Weekly Episode 879: Easy Like Butter
- How Packaging Can Kill An Electronics Microbusiness
- Hackaday Europe 2026: PCBs With A Plot
- Claude Plays DOOM
- New Controller Makes Heavy Machinery Intuitive
- Blow Those Pyros With A Telephone!
- Cheap AI Token Resellers: The Secret Ingredient is Fraud
- Reject Fluid Simulations, Return To Rheoscopic Fluid
- Native SMB3 Client Brings Modern NAS Access To 20-Year-Old PowerPC Macs
- AI Book Scanning: Just What Is A Rare Book?
- Artificial Intelligence as It Once Was
- Anatomy of an SLA Resin Printing Disaster
- Quest VR Headset Becomes Unlocked Hardware
- The Days Of Broadcast Digital TV Could Be Numbered
- Straight Talk on 3D Printing Footwear At Home
- 3D-Printed Skin Gives Robots the Sensation of Touch
- A 1990s Homebrew OS With GUI And Web Browser, In AM29000 Machine Code
- An Electronic Explanation Of 1960s Fuzz Boxes
- At Last, A Gameboy Advance With Decent Audio
- Tech in Plain Sight: Vacuum Blood Collection
- Combining Photogrammetry Utilities into a Simple GUI Tool
- An Early History of Space Stations: Where’s My Wheel?
- Making Better Rubies At Home
- The Casio F-91W As A Contactless Payment Device.
- Neo-Cyclostyle: Automatic Document Copying Devices in 1890
- 3D Printing a Railway Pump Car
- Hackaday Links: August 23, 2026
- Using the Basic SNES Hardware to Play Minecraft
- Making LEDs in the Home Fab
- Amiga-Inspired AROS Goes Bare Metal on Raspberry Pi
- Bluetooth Shock Collar Keeps Wearer On Task
- So, You Found a Foden Steam Lorry in a Field. What Next?
- Turning Corroded, Bug-Loving WiiMotes into a Working One
- An Atari Desktop On A Sega
- Open-Source ExpressLRS Receiver Reaches for Range
- The Shutter Makes This 3D Printed Camera Special
- 555 Makes a Useful Beat Frequency Oscillator
- You Gotta Want It
- Building an Analog Geiger Counter
- Sleeper E-bike has Solenoid Display
- Hacking a Cat Litter Box
- How the Grid’s Harmonic Filters Keep the Power Clean
- Building a Hammond Organ to Understand How They Work
- Thermoacoustic Stirling Engine is Now Fully 3D Printable
- PVC Pipe Turned DIY Digital Telescope
- Hackaday Podcast Episode 383: QR Codes, Caving Gear, and the Old School Way to Learn Electronics
- Building a Discrete Component 75 Baud Modem
- This Week in Security: Apple Warns Users, Stripe Merchants Leak Keys, Copilot Helps Hack Itself, and Comcast Senses Movement
- Spoofed Serial Number Unlocks Cricut Machine
- Self-Hosting Offline Websites
- Running Zork On The Steam Controller
- Superconducting Temperature Record set at Ambient Pressure
- Samsung Printer is the Next Frontier Of Minecraft Servers
- Homebrew 68K Machine Has a PCI Bus
- Foldable OLED Displays and the Bane of Dust
- 3D Printering: Why is my PLA so Brittle?
- Miniaturizing the Atari 2600 Console
- An Early History of Space Stations: The Brick Moon Made Real
- Teardown Shows Low-Fi Microphone is Surprisingly Sophisticated
- Reading isn’t Rocket Science… But In This Case…
- Quick Share Implemented On A Kindle
- NASA Tests Featherweight Radar Antenna for SkyFall Mars Helicopters
- HYDR8 Will Lead You to Water, But Will You Drink?
- Mini Blinking Barrels Keep Desktop Traffic in Check
- Historical Hack: Henri Giffard’s Steam Injectors
- Smarting Up a Doorbell with Zigbee
- Hackaday Europe 2026: The 1-Bit CPU That Ran Factories
- Simple DIY STM32 Oscilloscope Project
- Building Custom Backyard Solar Lights
- Joy-Cons Plus WiiMotes Make for Switch 2 Wii-Cons
- Compress Links For Optimal QR Codes
- A Hot End And Material Database For 3D Printing
- Reverse Engineered Grill Controller Gets Open Firmware
- PolyShot Camera Focuses On Nostalgia
- Announcing the 2026 Hackaday Retrocomputing Challenge
- So, You Want to Fix an Old Camera
- Smartphones and the Next Generation of Hearing Aids
- Watch Soldering Up Close and From Any Angle, in VR
- Store Tunes on Paper and Stream Them Over LoRA
- Using Acoustic Resonators as Thrusters for Small Robots
- Edison Motors Offering All-Mechanical Trucks, At Least to Start
- One Man’s Perfect Retro-Style Monitor Takes All Inputs
- OLEDs Have Gained Brightness, Not Burn-In Resistance
- Using Starlink’s Satellites to Study Earth’s Upper Atmosphere
- Linux Fu: Improving FTP
- Toy Computer Restored
- Hackaday Europe 2026: Open Source Hardware Goes Underground, Literally
- Printing FDM Filaments that are just Plain Weird
- May This Balloon Banjo Resonate With You
- More On Wave Overhangs for 3D Printing
- Using the Famicom Network System in 2026
- Hackaday Links: August 16, 2026
- Another Radio on a Chip Design
- Laser Layers for (Almost) Isotropicly Strong Prints
- Building an Actuator for a Walking Robot
- r-Selecting Tiny Probes to Shotgun Into Saturn’s Rings
- Researchers Hack an Airline Analog
- Machine Learning COFFIES “Hears” Sunspots Before We Can See Them
- Turning Energy Drinks Into Rocket Fuel
- Peeling Fruit with the Power of Steam
- Scanning for Lifesigns with ESP32 and Raspberry Pi
- Radio Shack Toy Returns to Life
- Fully Characterized Systems
- ESP32 Music Sequencer is Clearly Nailing the Y2K Aesthetic
- A Tape Deck Gets a Service
- Twin Guitar-Playing Robots Will Work for Tab
- Large-Scale Pokémon Eviction Looms with Pokémon Bank Server Shutdown
- Submersible drone analyzes ice
- Automatic Naptime with BabyBjorn Bouncing Servo
- Uninvasive EEG Interface Could Be Used To Play Games
- Hackaday Podcast Episode 382: Glueballs, Borg Cubes, and Supersonic Trebuchets
- Snooping Flume Water Monitor Data On The Wire
- This Week in Security: BugTraq, AI Hacks, and Being Dumb On Planes
- ShieldFont: Bludgeoning AI Scrapers that Disrespect Robots.txt
- Mauchly and Eckert’s Other Computers
- Rare IBM PC Brought Back To Life
- Removing Microplastics from Soil with Tumbling Magnetic Flakes
- Troubleshooting Video Delay On The Raspberry Pi
- Tearing Down A Cheap Digital Caliper
- Bridging Older Tasmota Hardware Into Apple Home
- Supercon Ten Tickets on Sale Now
- Holograms, From Your Plotter
- Bladerunners and the Mother of Invention
- Hacking Fiber To The Home
- The Chernobyl NPP and Forty Years of Robots for High Radiation Environments
- Smart Clock Helps With Medication Management
- Have Scientists Stuck the Landing on the Glueball Discovery?
- Your Laptop Keyboard, On Another Device
- The Agony of Packaging Linux Apps
- Read a USB Logitech Racing Wheel on an ESP32‑S3
- Procrastineers Rejoice! 2026 Supercon Call For Participation Extended
- Watch Today’s Eclipse at Home
- Getting Back Into Resin Printing: First Results
- 3 KB Solitaire Fits in QR-Code, Runs in DOS
- Lighting 3D Printed Parts on Fire for Science
- Titanic-esqe Telegraph Keeps Relationship Afloat
- Is Manual Filament Tuning Still Worth It?
- Fixing a Dead Makita Battery with a 20 Cent Part
- Splitting a Ball Bearing to Cut Out Backlash
- Turning a Toy Game Boy into a Real Game Boy
- The PC OS That Would Have Blown Your Mind Back In 1984
- PC-1: The 1954 Computer with no Tubes, Relays, or Transistors
- Running DOOM on a Cheap 104-in-One Handheld
- The Code The British Government Doesn’t Want You To See (Any More)
- A Keyboard with No Keys
- The PiShot Is Ready For Your Snaps
- Cotton-Fiberglass Composite Makes Lightweight RV Countertops
- Building a bicycle dropper seat post
- Teardown of an Oxford Nanopore MinION DNA Sequencer
- Linux Fu: Heads or Tails for VPN
- Functional Jumping Pokéball from an Ancient Pokémon World
- The Physics of Keeping Thermal Power Stations Cool
- Triggering Lightning with a Rocket
- Even on the Red Planet, Hexagons are the Bestagons
- Creating a Supersonic Trebuchet
- Retrotechtacular: A View of the Moon from 1964
- Hackaday Links: August 9, 2026
- The Stages of Grief in Repairing a Trinitron Found in the Trash
- The Chinese Smart Glasses Proving that Smart Glasses can be Repairable
- Transmitting Analog Video Via Frikkin’ Laser Beams
- Continously Extruding 3D Printed Tubes with Compressed Air
- Whatever Happened to the Computer of Tomorrow, Anyway? The Xerox Alto Story
- Tracking Bees with a Stereo Camera
- High-Density Parchment Paper Papertronics with Laser-Carved Hydrophilic Channels
- Track Bird Visitors With a Raspberry Pi and a USB Mic
- Grading Tomatoes with an ESP32 and ML
- Robotic Screw and Bolt Sorter Seeks a New Challenge
- Junkbin, a Way to Efficiently Reuse Your Old Electronics
- Tim Hunkin’s History Of Arcade Machines
- Want Energy Efficiency? Dude, You’re Getting a Dell!
- The BBC Tetris Companion
- Block, shmock — Just Pump Water Over The Chip
- This Filesystem is Born to Fail
- Hacking a $6000 Cotton Candy Machine to Fully Control It
- Chernobyl’s Robots, or the Hackathon From Hell
- Hackaday Podcast Episode 381: Airless Tires, Full-color Prints, and 28 MW of LEDs
- Music is Back on Optical Disk in This Plex Server
- This Week in Security: Claude Gets Hacking, Hotel WiFi, and NPM Compromised Again
- FlipBuddy is Borg, You Will Be Assimilated
- Wrist Welcomes Wii Nunchuk As Gloriously Ergonomic Macropad
- A 3D Printed Cycloidal Gearbox
- NASA’s Just Prolonged Voyager 2’s Science Mission With a Big Bang
- Rubidium Frequency Standard Explained
- Phantomdrive Keeps Your Secrets Out of Sight
- CNC’d, CNC-inspired Adjustable Wrench Won’t Round Your Bolts
- Calculus-Free PID (Almost) in a Spreadsheet
- Going Full Fruity with Apple’s 1999 High-End Power Mac G3
- FitzRoy’s Glass: Victorian Weather Marvel or Glorified Thermometer?
- Amiga and Commodore, Back Together (Sort Of)
- Only the Hottest Tunes Play on This Fire Organ
- Hacking a Tenda AC1200 Wi-Fi Router with a CVE Combo
- 3D Printing A Usable Airless Tire
- Full Teardown of a 2026 Amazon Fire Stick HD
- Addressable LEDs Make Giant 16×2 Character Display
- FLOSS Weekly Episode 878: A Tool With Opinions
- Know Your Food: Our Daily Bread
- Reading a Thermocouple with Mercury and a Potentiometer
- Cell Broadcast: The Modern Emergency Alert System
- Could Camera Hardware Be The Physical Equivalent to USB-C?
- Train Simulator Controller: July 2026 Progress Roundup
- A Full Motion Video Codec For the Atari ST
- Polystyrene Foam can be Gasoline With Some Help
- Tearing Down Aircraft Weather Radar Avionics
- Strengthening 3D Prints with a Carbon-Fiber Epidermis
- At Last! CP/M for Protected Mode
- BornHack Radio 102.8 FM, Playing Radio At A Hacker Camp
- Un Ordinateur Pour Le Minitel-1 (A Computer For The Minitel-1)
- Road Trains Roam The Backroads of Australia
- Testing Hundreds of Used LFP Cells Requires Some Automation
- Yellow YAG Produces Powerful Pulses in Les’ Leftover Laser
- A Versatile PDP-11/70 Emulator
- Sketching Temporary Circuits with a Light-Triggered Floquet Topological Insulator
- Energizing a Vacuum Tube Flip-Flop Module of the IBM 604
- Circuit Bending, But Make It MIDI
- Child-Friendly Music Player Uses RFID
- Congratulations to the Frikkin Laser Winners!
- New File Manager is C64’s Answer to Norton Commander
- The 16K Display that Ate Las Vegas
- Get a Remote Terminal With One Binary, One URL, and Zero Config
- Spotting Emacs in the Wild
- Making a Retro(ish) Game Console From Scratch
- Easy Theremin Uses ESP32
- Hackaday Links: August 2, 2026
- An Automated Water Tank Controller
- Turning Fruits Into Ethylene and Ethane Refrigerant
- A KVM Without the V (Or the M)
- Architectural LED Install Shows How To Do It With Style
- The Seven Sensors and Breakout Boards to Avoid in a Product
- UV Printer? 3D Printer? HeyGears says “Why Not Both”?
- Bike Trainers as Video Game Controllers
- Stewart Platform Walker Gains Feeling In Legs From Resistors
- Open Source Stream Deck Targets Flexibility
- Browser-based 3D Editor Covers The Basics While Staying Local
- Commercialization and Innovation
- Testing a 3D Printed Cycloidal Gearbox Design
- A Compact Game Controller For Your Phone
- Casual Repair and Maintenance on an Amiga 1000
- Turning Glass Into a Touch-Sensitive Button
July 2026
- A Complex Way to Push a Button
- Tiny Desktop Robot Has Radar
- NES Advantage Stick Gets Bluetooth Upgrade
- Hackaday Podcast Episode 380: 3D Printing the Rainbow, IR and IP Camera Hacks, and Americium 241 on the Loose
- Hacking a Commercial Colorimeter to add RAL Color Code Support
- This Week in Security: What’s in a name, the AI Bugpocalypse Hits Everyone, OpenWRT flaws, and Duress Passwords
- Building a Reproduction PlayStation Motherboard
- Using the Chimney Effect to Drop Passively Cooled PC Temperatures
- Custom Beach Robot Handles the Hard Work
- Best-Ever Brainstem Map Created by Indian Scientists
- Rebuilding an Obsolete IC to Save a Betacam SP Tapedeck
- Fixing a JMicron-Based M.2 USB Enclosure That Stopped Working
- Pizza Eye Surgery Saves Hemispherical Projector
- Wrangling Datacenter GPUs Into a Desktop
- RC Telemetry Board Lets Virtual Crewmember Help You Race Better
- A Capable KVM Built With The ESP32
- Use Your Head While Trimming Trees
- Keyboard Lights As An Airgap Attack Vector
- Using Video Glasses As a Camera Viewfinder Is Harder Than It Looks
- Scrap Pinball Parts Become Beautiful Wall Art
- FLOSS Weekly Episode 877: RCE As a Service
- The ESP32 Gets a Web Browser
- Thingino Teaches Cheap IP Cameras New Tricks
- Behold The Most Beautifully Ambitious Starship Simulator Yet
- Building a Portable Weather Radar
- DOOM Using Regular Expressions
- How the Vagus Nerve Promotes Healthy Cognition via Acetylcholine Signaling
- Improving the Microcontroller Gaming Performance with PicoGame
- Why Is Textile Work Not Taught To Engineers?
- Samsung’s SmartThings API Terminates Free Access
- Sharkfin Bites Attack Shark
- Breaking the Parental Lock on an XBox 360 is Very Much an Inconvenience
- FreeBSD Just Removed the Last of its GPL-Licensed Code
- The Orphaned Sources At The Hacker Camp: What Happened Next
- De-Aging Human Tissue Using Special Enzyme to Remove AGEs
- A Labour Of Love Brings A Kids Book To The Spectrum
- Re-Testing an Apollo Guidance Computer Module that Failed Certification Testing
- Reviving a Retro Mouse with BlueTooth low Energy support
- Regain Some Trust in Unknown USB Drives
- Flexible PCBs: Not Only For The Few
- M.A.S.K.-Inspired Cyberdeck for all your Portable Computing needs
- Hackaday Europe 2026: High Performance SDR On The Cheap
- Neighborhood Bulletin Boards, circa 1982
- A Music Box With A Very Modern Heart
- Scanwheel: A Pocket-Sized POV TV
- 2026 Frikkin Lasers Challenge: Measuring Nanometer-Scale Displacements with an Optical Cavity
- Hackaday Links: July 26, 2026
- Filling High Pressure CO2 Tanks From Sugar Fermentation Gas
- Ever Seen Claude Use Fusion 360?
- Repairing a “for parts” Canon 7D Mark II DSLR
- Duplicating Parts Using Silicone Molds
- Delta Pen Plotter Draws In Multiple Colors
- How Film Industry Data Website The-Numbers.com got Mauled by Bots
- Building a Fencing Scoring Box
- Taking Tri-Camera True-Color Infrared Videos
- Team Repair Breaks Things to Teach People How to Fix Them
- 3D On The Playdate Handheld
- Add Sensors to Everything!
- Repairing a RED Cinema Camera On The Cheap
- ICCU Monitor Logs Data in E-GMP EV Failures
- 3D Printed Go Kart Designed to Fit in a Suitcase
- Fast Volumetric Imaging of Seizures with Adaptive Optics Light Sheet Microscopy
- Hands-Free Mouse Uses Eyes And Muscles Instead
- Codeberg Bans Cryptocurrency and LLM-Generated Code Projects
- E-ink Writing Deck Rocks a Typewriter Aesthetic
- Hackaday Podcast Episode 379: Driving E-ink DIY, NES on ESP, and the Other IRC
- Keeping Mosquitoes Away with Catnip-Based Repellent
- This Week in Security: AI is a Mess, Hacking Car Chargers, an OpenSSL DoS, and Factories Under Attack
- Exploring Hidden JPEG Features
- A New Blood Hack For An Old Game
- New Method Accelerates Color 3D Printing
- Targeting Allele-Specific Faulty mRNA in SCNA2 Mutation Patients
- BASICally, Its Retro Machine Language
- A Train Departure Board For The Home
- Mic Jammer Relies on Ultrasound
- Hackaday Europe 2026: Half Quad, Half Blimp: Test. Fly. Survive.
- Running DOOM on a Custom CPU Built From Scratch
- Encryption in the 1790s
- Saving Some Coin With 3D Printed Stencils
- Voice Control Toolkit Comes to a Pico Near You
- Industrial GPU Adapted for the Desktop
- V Formation Flying of Birds is Explained by a Minimal Wake–Vortex Model
- An LLM in the Kitchen
- FLOSS Weekly Episode 876: There Is No Money Fairy
- The Need for Speed: Internet Speed Measurement (or DIY?)
- Dress Up Your YubiKey With This Web-Based Tool
- Compile Here, Run Everywhere: Crosstool-Ng
- Old TV Vacuum Tube Turned DIY X-Ray Machine
- 60 FPS NES Emulator on ESP32
- A Smarter DIY Air Filter
- Open Source Vacuum Avoids Cloud
- Who’s Building that Data Center?
- Counterfeit Retro Mainboards with Fake AGP Slots Are a Thing
- Neural Net Reads the Gas Meter
- Postal IRCs are Almost a Thing of the Past
- Tired of xargs?
- Giving Resin 3D Printers Another Shot After Six Years
- Java Ring Restored After Nearly 30 Years
- 20 FPS on E-Paper Display Without Help
- Google Maps Killed the Restaurant Star
- Detection of a Four-Carbon Sugar in Interstellar Space
- Sail Virtually Aboard the “Itanic” with IA-64 Emulator
- Echolocation for Drones
- A Feature-Rich Drum Machine
- Hackaday Europe 2026: Project Gigapixel
- Old SSDs Find New Life as Game Cartridges
- Launching Rockets is Hard, Bringing them Back is Harder
- Earth-like LHS 1140b May Feature the First Atmosphere Found on Exoplanet
- Could Reticulum Power a Post-Internet Network?
- Seven Ways to Install Magnets Into Your 3D Prints
- Pong-like Cabinet for Classic Dinosaur Jumper
- Hackaday Links: July 19, 2026
- Automated Pressure Advance Using a Bed-Leveling Sensor
- Recycling Laptops and iMacs Makes PC Building Fun and Affordable Again
- Remembering the Zilog Z80 as it Turns Fifty Years Old
- QT6 brings BASIC to the Web Browser, or Your Computer
- A Pop-Up Truck Camper for Less
- Open-Source Mid-Drive e-Bike Motor Has Lots of Promise, and Hyphens
- Write 2D and 3D Games in Modern MoonBASIC
- Your AI Ham Radio Buddy
- Calculator UI Is More Complex Than You Might Think
- ESP32-driven Roulette Wheel Could Have Used a 555, but That Didn’t have WiFi
- Simple Games from a Simpler Time
- Spidery Drone Goes Near-invisible By Spinning Really, Really Fast
- Cross-Sectioning Crickets with a Femtosecond Laser
- Flex Filament Stuck To Your Build Platform? Reach For The Isopropanol
- Using Solar Air Heating to Dry Clothes
- How Octopuses Hacked their Ribosome to Become Smart
- The BornHack 2026 Cyber Ægg Is A Badge With A Life Afterwards
- Hackaday Podcast Episode 378: C Coders, Ceramic Printers, and Shadow Archives
- MacSurf Hits 2.0 To Bring PowerPCs back Online
- This Week in Security: Another Record Patch Tuesday, LAME is More Secure, Secure Boot is Less Secure, and Milk Malware
- EU Adds Exemptions to User-Serviceable Batteries Rules
- Wireless LCD Streaming for the ANENG AN870 Multimeter
- A Sloshing-Mercury-Powered Neon Light
- White Rails are the Infrastructure Hack We Didn’t Know We Needed
- A USB Port by Any Other Color…
- Bad Apple on a Karaoke Machine
- Even Chemical Bonds Obey Einstein’s Relativity
- GOES-19 Goes Down, NOAA Investigating
- Hackaday Europe 2026: Build a Cable Modem For Your Arduino
- Google Earth Desktop Client to be Retired in 2027
- Transponder Mania
- Chromatography as Art
- Pinch Puts an Arduino On a USB-C Connector
- DOOM runs (slowly) in a IBM PC-Compatible CSS Sheet
- Cut And Fold Your 3D Printer’s Next Cover
- FLOSS Weekly Episode 875: JavaScript as a Systems Language
- Hayabusa2’s Next Target is a Tiny 11 Meter Asteroid
- Putting Some Zig in a Linux-Based 3D Printer
- Making a Locked Down Wearable Work Without a Subscription
- Hacking Around the Financial Pain of New 3DS XL Top Screens
- AIM-ing For a More Open Platform Than Discord
- Benchmarking Repairability Scores with an Asus Tablet
- Full Body VR Tracking Is Just Some Recycled Hardware Away
- The Neo Geo Does Run DOOM After All
- 2026 Frikkin Lasers Challenge: Laser Bandsaw
- Fibrous Muscles for Humanoid Robotics
- UDP Broadcasting and the Joys of IPv4 Subnetting
- Open Book Touch Makes Crowd Funding Debut
- The Seemingly Impossible Oscillator
- Star Trek Was Right about Prompt Injection, Sorta
- Can’t Find That ISA Sound Card? No Worries!
- Get your ESP32 Sunny Side Up with this Solar Dev Board
- Using Your Own RBMK Reactor Control Center At Home
- It’s A Spectrum, With An RP2350 ULA
- 2026 Hackaday Supercon: Call for Proposals
- Voltmeter-Based Floating Point Calculator Does It In Style
- The Death of Physical Media and the Real Challenges to Software Archiving
- DIY Steam Controller Puck Offers Xbox, Switch, PlayStation Emulation Modes
- Newton’s Cradle Isn’t Really Perpetual
- CGI Motion Capture with only a Camera
- Musing on AI from 1964
- Hackaday Links: July 12, 2026
- Porting the Nvidia GPU Driver to Haiku for 3D Acceleration
- Building a Better CNC Hot Wire Foam Cutter
- Speak Silently With An Ultrasound Probe
- Printing Fungal Art with Laser Control
- Software-Defined Vehicles Loom Closer Every Year
- Porting DOOM to the Casio Loopy
- Trying to Use a 2007 Samsung UMPC as Wii U Gamepad
- The First New WW2 Jeep Since 1945
- MicroPython is this Summer’s Hottest Title for the SNES, Thanks to Claude Fable
- To Build More Believable Bots, Simulate The Neurochemistry
- When Changing Scale Isn’t Just More of the Same
- Clay Extruder Enables Printable Pottery
- A Look Inside a 1997 BBC Ceefax Generator
- Fixing the Fix for a 3dfx Voodoo Card’s Overly Bright Picture
- Reject Modernity, Return to 80s, Learn C.
- Documenting the IR Protocol of the PumpSaver Plus Device
- How To Use Those Cute But Slightly Odd 7-Segment LCDs
- Robot Dog in Browser
- Hackaday Podcast Episode Ep 377: Parallel Pixels, Wiggly Consoles, and Seven Segments
- 3D Printed Scooter Fits in Your Luggage, Some Assembly Required
- This Week in Security: Escaping Linux VMs, Vulnerable Solar, Confusing AI (Again), and Confusing NPM Malware
- Browser-Based Image Inpainting Runs Locally, If One Doesn’t Mind A Big Download
- A Super Cheap Desk Toy Becomes a Hackable Desktop Notifier
- Three Different Digital Counters To Remind Us How Good We Have It
- Mechanosynthesis of Atomic Carbon Structures Using Inverted-Mode STM
- Radio-Gaga is a Toddler Friendly Remote In a Radio
- Overpowered RC car + Gimbal Cam = The Greatest Chase Vehicle We’ve Ever Seen
- Reviving Mystery Nintendo 64 Game Cartridge Found in the Woods
- Get a Handle on This Compact Pi Portable
- A Brief History of the Crazy Old 7-Segment Display
- Fixing a Dodgy Cheap Audio DAC
- Die Casting Comes Home
- C64 Finally Gets the SRAM Corporate Wouldn’t Pay For
- IBM Home Director: Home Automation in 1996
- An Analog Synth For The Modern World
- Pi 5 Becomes ALSA-Compatible TOSLINK Sound Card
- FLOSS Weekly Episode 874: Really, We Do PDFs
- Hacking Amazon Echo Show 8 3rd Gen via UART and eMMC
- Linux Fu: The Local Phonebook
- This DIY Time Server is More Accurate Than You Need
- ESP32 Keeps Tabs on Your Local Airspace
- The Atari Jaguar Runs Linux
- It’s Now Imperative That You Copy That Floppy
- It’s Full Steam Ahead for This Motorized Canoe
- Reverse Engineering and Self-Hosting the OBI Smart Energy Tracker
- When An Engineering Education Doesn’t Teach You How To Really Make Anything
- SB Mini II is a Homebrew Apple II Clone
- Is Now the Time for Volumetric 3D Printing?
- An Interactive Tomato Farm Overseen by AI
- Why the NES Put Out a Wobbly Picture
- Belt Fed Potato Cannon Spits Spuds
- Performance Improvements For Open-Source 80386
- Flight Sim Tracking from Spatial Audio
- How to Rebuild an 1800s Victorian Leclanché cell
- The Bit79 was a Famicom clone that took the “Family Computer” Name Seriously
- Ultra-Long Range Flights To Ease Australian Air Travel
- A New Challenger Approaches the Open Source Vehicle
- Hackaday Europe 2026: Is Your Blood Pressure Monitor Lying To You?
- Gluing 8192 MCUs Together to Make a GPU
- He Comes to Bury Segmented Memory, Not to Praise It
- Extract Fumes in Midcentury Style With Nixie Tubes and Military Surplus
- The Coolest Hat At The Hacker Camp
- Hackaday Links: July 5, 2026
- Seeing Bacteria, Nanoprisms, and More with an Atomic Force Microscope
- Demonstrating LFP Battery Safety in Case of BMS Failure
- 2026 Frikkin Lasers Challenge: A 3D-Printed Raman Spectrometer
- Old Midi Instruments Don’t Like Modern Midi. What’s To Be Done?
- Homelab Gets Linksys Themed Aesthetic
- Make a DIY E-ink Faceplate For Valve’s Steam Machine
- The Persistent Display We Never Got
- Using Flatpak to Run a 1996 Version of the GIMP on Modern Linux
- Disk Polishing Goes Open Source
- Time Never Moves Slowly With This Clock
- Yesterday’s Technology, Re-engineered Today
- Five Solar Air Heating Methods Tested
- Warp Point: a Web Ring for Gaming Sites Built for 2026
- Building A Wireless Fingerprint Authorization Device
- Microdistillery for Microchemistry
- A New Twist on the To Do List
- This KVM runs a P4 instead of a Pi.
- Settling the Debate on Soldered versus Crimped High-Current Connectors
- Hackaday Podcast Episode 376: Modern Retro Projects, Retro Modern Projects, and the Teen Years for 3D Printing
- The Organ That Forgot To Use Transistors
- This Week in Security: Windows 10 Gets Another Year, SmartTV Botnets, Hiding Payloads, and LastPass Customer Leak
- Godot’s New Contributing Policy Adds Barriers for AI Slop
- Modern E-Ink Dashboards, Kindle and Otherwise
- Porting The Legend of Zelda: Twilight Princess to the 3DS
- Chain-of-Thought Spoofing Targets Reasoning AI Models
- Bubbles, Belts, and Bulbs: How the Scantron Works
- DIY SI5351 Radio Tunes In SW, MW, And More
- An eInk, ESP32-based Game Boy
- Jenny’s Daily Drivers: KolibriOS 0.7.7
- A Light-Up Map Of Monaco
- Know Your Food: Organic Production
- Sony to End Physical PlayStation Disc Production in 2028
- A Rare Drone Common Sense Outbreak, In Denmark
- Trying Out Viewer Suggestions for Levitation on an Induction Cooker
- GPU-Accelerated Autorouter Handles Monstrous PCB Designs
- No-Drill Sailing Kit for a Canoe
- Positioning Without Satellites Or Base Stations
- FLOSS Weekly Episode 873: Wait, That’s Not Open Source!
- Review: The Tanmatsu, A Year On
- Engineering Micro-Submarines to Replace Fish
- UDP Broadcasting and Easily Finding Network Services
- Terminus is a Text Only Phone Because Telephony is Dead Anyway
- Watch a Steam Controller Skitter Itself To Its Charge Puck
- From Sugar to Ethanol Fuel With a Little Microbial Help
- How to Remove Bounce When Bouncy Objects Encounter Bounciness
June 2026
- Building a Fiber-Coupled Laser Source for Precision Optics
- Retro Gear and the Mystery of Cables Melting Into Cases While in Storage
- Building a Micrometer-Level Displacement Sensor with 3D Printed Parts
- Microsoft’s Topological Quantum Computing Claims Once Again In Question
- Bite Into Strange Sounds With NOISFERATU
- How Airspeed Sensors Work
- Hacking a Reverse Osmosis Water Filter Through its Smart Faucet
- Web Tool Lets You Take Steam Controller for a Drive
- Making a Magnetic Core Memory USB Drive
- The Terrifying 2011-Era Case of Max Planck’s Retracted Papers
- Hard Drive Speakers Crank Out Classic Demo
- Piano Escapement Migrates to Drum Kit
- 2026 Frikkin Lasers Challenge: Super-Simple Laser Precision for Your Stargazing
- Hackaday Europe 2026: Building a Retro PC From Scratch
- Mechanical TV, Without The Benefit Of New Parts
- The Teenage Angst of 3D Printing: Solidoodle, Printrbot, and Bridges
- HamsterOS Crams Complete Graphical Desktop onto 1.44 MB Floppy
- It’s Linux, on a Sega Megadrive
- Custom Hybrid Drivetrain Powers Boat
- Phone Stand Aims To Fight Addiction
- Reachy Mini Desktop Robot Gets All-local, Conversational AI
- RF Hacking A Ceiling Fan Via The Remote
- Teaching An AI To Play A Racing Game Via Screen Input
- Accurate Split-Flap Display Can be 3D Printed
- Hack Improves Cheap Speed Controllers
- Make Your Own Loudspeaker From Scratch
- World’s Biggest RC A380 is a Big Deal
- A Standalone YouTube Streaming Rig
- Bringing Swift To The Apple II
- Cramming a Mini-ITX Gaming PC into a 3D Printed Steam Machine Sized Case
- Requiem For Long Wave, As The BBC Goes Silent
- Hacking Routers Like It’s 2008
- A Quantum Magic 8-Ball
- Do Metal Roofs Turn a Bird House into an Oven?
- Watch YouTube on a Game Boy Color With a Special Cartridge
- NVIDIA’s New AI Servers Run on Hotub Coolant and Don’t Need Evaporators
- Fixing an Elgato Cam Link’s USB Current Draw Issue
- A Custom Zigbee Touch Keypad
- Reflective LCD Slabtop Terminal Runs Homebrewed Solar OS
- Hackaday Podcast Episode 375: Rebuilding Tech on Our Terms and the Hero Nerd
- A GUI Solution For ESP32 Web Development
- This Week in Security: Stealing Email with AI, AMD Nerfs Chips, the World Cup Nearly Rickrolled, and GPSD Bugs
- Alan Turing’s Remarkable, Nearly-Forgotten Voice Encryption Device
- This Kid-Friendly Laptop Build is The Antidote to Age Verification
- Make That Smart TV into a Computer
- Increasing Photon Upconversion Efficiency with Structural Exciton Localization
- Fixing a Warped Paperback Spine With Gentle Heating
- Cheap 80s Keyboard Gets Modern Brain Upgrade
- CSS On The ESP32
- Increasing Local GPS Accuracy for a Small Robot
- Flying Cell Towers are a Thing
- New Record Resurrects Long-Dead CD Graphics Format
- A Look at a Gaggle of Transputer Boards
- A More Convenient iButton Reader
- LineShine Is Fastest Supercomputer at Over 2 Exaflops
- All The Different Lasers, And How Well They Mark 3D Prints
- Laser Scanning a Cave With Homebrew Gear
- FLOSS Weekly Episode 872: I’m Not Satoshi
- VFD Clock Runs on a Single AA
- The Trains With Rubber Tires
- Raspberry Pi Locator Website to Shut Down in July
- A T9 Keyboard For Your Smartphone
- One Commodore, Five Displays
- EVs Always Beat Combustion Emissions Performance
- A Commodore Boombox: The 1530 as You’ve Never Heard it Before
- Reviving MSN Messenger’s i-Buddy USB Accessory
- A BIOS For Your ESP32-C6
- A Custom PCB for the Casio G-Shock
- Linux Fu: Upcycling an Old Router
- Status Display Keeps Eye on Your Prusa Fleet
- Long-Theorized GPS Weakness Exploited on Large Scale
- Rickrolling the World Cup
- Dynamic RAM from First Principles
- LightComposer – Reach Out and Touch Your Lighting
- Investigating Annealing as Fix for Poor CF Adhesion in 3D Prints
- Breaking Into a Prison Tablet
- Graphics Upgrade for Nintendo Entertainment System
- MSYS2 and the No-Fuss Way to Get More GNU Into Your Windows
- SDS-Remote Brings Power-User Features to Siglent Scope
- “Telescope Rancher” is The Coolest Job You Didn’t Know Existed
- Won’t Somebody Please Think Of Banning The British Children!
- Brewing Espresso with Ultrasonic Assistance
- Hackaday Links: June 21, 2026
- SmallRun.net Enters the Marketplace Market
- When a Favicon Becomes the Entire Website
- Hacking the Mi Band 10 Smart Band and its Bestechnic SoC
- Blender 5.2: Coming Soon With Improved Simulations
- How to Bias a CRT After Installation
- Bernoulli Disk Goes “Wii!” When Plugged Into WiiU
- Autopsy of a Freshly Cooked 10Gbit SFP+ Network Adapter
- Defeat Blood-Sucking Mosquitoes by Becoming the Bug Zapper
- Seeing the World in Radio Waves with the QuadRF
- Tricking a Bike Counter
- Home Automation: Simple vs Easy
- The Repair Nightmare that are Smart Rings
- A General Purpose Pi Zero Device for IoT
- Making Old Computers Count To A Million
- How LLMs can be Assisted to do Arithmetic Correctly
- Epson HX-20 Gets A Drive Upgrade
- PCBs Straight from the Magazine
- Making An Ultra Minimal Cyberdeck
- Hackaday Podcast Episode 374: Flippin’ Phones, Sexy Spraysers, and Frikkin’ Lasers
- Creating Beautiful Light Shows With Soap
- This Week in Security: Arch AUR, Steam Marketplace, WordPress All Face Issues, Taco-Themed Coding, and Mythos Makes National News
- Come With Me if You Want to Weed: Autonomous Weedinator Robot back for 2026
- Running Modern Linux on a 68008
- Running Windows NT On The Nintendo Gamecube
- Easily Reuse 3D Printing Photopolymers with Depolymerizable Resin
- Building A Panel Mount OLED Display
- Battery Tester Gets An App Upgrade
- Building A 2-Way Holographic Display
- An In-Browser Visualizer For GPS Satellites
- What Happens if Russia Shuts the Door on their Leaky ISS Module?
- Commodore Unveils Linux Powered Flip Phone
- Nintendo DS Port of Super Mario 64 Released With Multiplayer Support
- Leaky Player Piano Gets MIDI Upgrade in YouTube Restomod
- Solid-State Batteries Take to the Sky
- Building And Testing A DIY Robot Actuator
- 2026 Frikkin Lasers Contest: Steampunk, 360 O-Scope Does it with Tubes
- FLOSS Weekly Episode 871: Rust Won’t Save You
- Skip the Embedded Filesystem with the TAR-like UTFS Format
- Ask Hackaday: What Ever Happened to the Hero Nerd?
- An Orbital StormWall Could Mitigate The Next Carrington Event
- Building an Organic Flow Battery Based on Green Tea
- Security Camera Gets Several Defensive Upgrades
- The Problem of Making a Good Metal-To-Glass Seal
- Smart Bulb WiFi Server Hosts “Banned” Literature
- How Did They Make View-Master Slides?
- 2026 Frikkin Lasers Contest: Glow Engine is like an Open Air Slow Scan CRT
- The Adder at the Heart of Intel’s 8087 FPU
- A Brief History of Unix Commands On Windows: CoreUtils (Again)
- Honda Civics and Installing Software With Android Test Keys
- Bike-Powered Shredder Makes Short Work of 3D Printer Waste
- Learning About Ground Loop Isolators thanks to a Scam Product
- This Alarm Clock Has The Capacity To Wake You
- Building a Ceiling-Based Crane Robot to Keep a Room Clean
- Ergonomic Mouse Gives Each Fingertip Its Own Saddle
- Custer’s Revenge: eVTOL Drone Brings Back Channel Wings
- Downloadable Xbox Thumbstick Toppers Give Gamers Accessibility Options
- Picking a CRC
- Wooden Piano Keys Hold Your Less-Wooden, Not-Piano Keys
- The Y2K Bug in BSD 2.11 that Survived 2000
- IKEA Storage Box Just Happens To Make Great Printer Cover
- Building Your Own X-Ray Detector Screen
- Hackaday Links: June 14, 2026
- Bavarian Court Tells Gemini It Can’t Be a Real Boy Until It Tells the Truth
- Why not yserver? It’s Xserver, but Rust-y.
- OpenCAL: Computed Axial Lithographic 3D Printing For Everyone
- Is a CS Degree DOA thanks to LLMs? IEEE Says TBD.
- Double the VRAM of an RTX 3070
- The Pacemaker Patch
- Robot Chess but Each Piece is a Small Robot
- Bambuddy Says Bye to Bambu Lab Cloud Services
- Converting a Scanning Electron Microscope Into a TEM is Surprisingly Easy
- Custom Watch is on the Case
- Patterns Everywhere
- Behold a 60 Hz Refresh Rate E-ink Monitor
- GentleOS, A Simple OS For Your Old PC
- Deeply optimized MSX emulation on ESP32-S3 with VGA output
- Homebrew Macropad Looks Good
- The Air Position Indicator for the B-29
- Building a 1:150 scale Toyota ProBox Micro Remote Control Car
- Adding Weight to a 3D Print With Plaster of Paris, Cleanly
- Hackaday Podcast Ep 373: GPS, Danger In Space, and Robby the Robot
- A Peek inside the Secret Lagercrantz Suitcase Radio
- This Week in Security: Microsoft on Microsoft, Register Your Domains, Linux on ARM, and FreeBSD Joins the File Cache Club
- Glue-in Hinge Design Tries Something Different
- The Hackaday Communicator Badge, Re-Imagined With New Firmware
- Amiga 1232 Storm CD Packs Every Upgrade into One Wedge
- So Many Analog to Digital Converters
- Repairing a Pair of Voodoo 2 GPUs for some SLI Action
- Evidence for Water Vapor Plumes on Europa Vanishes in Re-Analysis
- Mechanical Stability For Your Coils
- 3D Printed Hose Sprayer Sets Phasers to Suds
- The Merits of Comment-Driven Development as Counterweight to TDD
- Building a Desktop Catalytic Cracker
- AI The Truly Environmentally Friendly Way
- Process 4 Billion Pixels Per Second from 16 DIY Cameras for the Best V-Tubing Rig Ever
- Introducing Boron Buckyballs
- Meshcore and Haiku: a Match Apparently Made in Italy
- Safely Using Old EV Batteries in Your Home Solar Setup
- FLOSS Weekly Episode 870: Open Source Gardening
- DIY CO2 Scrubber in DIY Sub by a Hacker Braver Than Most
- NASA Announces Artemis III Crew and Ambitious Goals
- Pi Media Player with VCR Vibe is Perfect for CRTs
- Giving a Power Mac G4 a USB Upgrade, For Free!
- Re-Enable all Compute Units on the PS5-like BC-250 Cryptomining Card
- Deep Dive into Sputnik
- Print Your Own Robby the Robot
- How the 2020s Chip Crisis Led to a Buggy Saleae Analyzer in 2026
- The Secret Wattcycle LFP Battery Downgrade
- Custom FM Radio Station Powered by Shell Scripts
- Questions Remain About Tense Moment Aboard ISS
- The Winners of the 2025 Obfuscated C Code Contest
- Automatic Tutorial Generator is Perhaps the Best-Case For Vibe Coding
- Powering Up a Pluggable Module from the 1948 IBM 604 Electronic Calculator
- Discovery of an Active Wind from the Milky Way’s Central Black Hole
- Pico-Driven Ultrasound Enables Scaled Acoustic Model of Home Stereo
- News Sites are Blocking Internet Archive over AI Scraping Fears
- Optimizing Pancakes from Chemical Principles
- Spy Tech: The GPS Numbers Station
- Revisiting Using AI Coding Assistants: You’re Holding It Wrong Edition
- Goddard the Robot Dog Brought to Life
- Fixing the Failure of the Reevo
- Repairing a Apple PowerBook 150 With Serious Issues
- Desalinating Seawater With Solar and No Brine
- Hackaday Links: June 7, 2026
- Bluetooth Gramophone Has Surprisingly Contemporary Roots
- How Small Can You Make A C Executable?
- LIPS is an Open Source Sip-And-Puff Interface
- A New Life For a Rare Console
- Less Than 10 Years? Commonwealth Fusion Systems Applies to Plug into Grid in 2030s
- A RayCast FPS in COBOL
- Building a Gifford-McMahon Cryocooler With 3D-Printed Parts
- Pi Pico Demos, Therefore It Is
- Pi Pico Puts Bluetooth Keyboards on the I2C Bus
- Stratasys vs Bambu Lab: Industrial vs Consumer ABS Showdown
- Homebrew Webcam Support for the Original Xbox
- 3D Printing a Miniature CoreXY Printer
- An Unlikely Host For An 8080 Emulator
- Using Brand New NiMH Cells After Sitting 12 Years Unused
- Investigating the S3 Virge’s Reputation as a 3D Decelerator Card
- Over-Engineering an FDM Spool Holder From Prusa Mk4S Remains
- As It Turns Out, There’s More Than One Cassette Mechanism Being Made After All
- Using Windows 11 on an LGA 775 PC with AGP Videocard
- Hackaday Podcast Episode 372: PopTubers, Shifty Semiconductors, and Shelving Shelf Labels
- An Ethernet WiFi Router on a Pi Pico 2W
- This Week in Security: Messing with AI, 7Zip and Notepad++ Vulnerabilities, HTTP2 Bomb, and More
- Using Electrolysis for More Than Just Generating Hydrogen
- Vintage Turntable Gets Brain Transplant and Home Assistant Integration
- Connecting Your Car to Home Assistant
- Microsoft Claims 20 second Qubits
- If You Want to Hack Me, Come in Through the Speaker
- Ways to Embed Magnets in 3D Prints and Not Ruin Printers
- An RGB Keyboard For Your Hackaday Communicator Badge
- The World’s First GPIB Speech Synthesizer, and it’s for a GRiD Compass
- Ask Hackaday: How Do You Feel About Electronic Shelf Labels?
- Make Your Ceiling Disappear With ADS-B and Short-Throw Projector
- Fixing a Nintendo Game Boy Clone that Runs Too Fast
- Web-Based Control for a CB Radio
- Distilling Stale Gasoline to Make it Usable Again
- DIY Ceramic Circuit Boards Surely Count As Solarpunk
- Texas Instruments Changes the NE5532 and Others into Incompatible Versions
- Deltarune’s Tenna Brought to Life
- Linux Fu: Fake Webcams, GUI Edition
- Hydraulic Drive For Your Lawn Tractor
- But Just What is This ‘Artificial Intelligence’?
- Game Dodecahedron Runs AArch64 Assembly
- A Diffraction Grating Makes This Clock Readable
- Turning an Old 3D Printer Into a Vinyl Cutter for Cheap
- A High-Vacuum Controller for an Eventual Electron Microscope
- Does Your Terminal Speak Morse? This One Does
- From Scrappy Pallet Wood to Fancy Tea Tray
- The 2026 EMF Badge Arrives, With An Add-On. As Expected, It’s Familiar
- Linux Fu: Taming Strace
- STM32 Handheld Has OpenGL and all the Classics
- Jenny’s Daily Drivers: Microsoft Windows 11
- Using a Mirror to 3D Scan Both Sides of an Object at Once
- Cookies, Baked The 3D Printer Way
- Restoring Apple’s Terrible but Awesome iBook Laptop
- After the Dust Settles: Building Pebble Apps
- Bilingual E-paper News Feed Helps Brush Up Language Skills
- On the Wisdom of Replacing a NiMH Module in a Prius Battery Pack
- Know Your Food: Cheesemaking
- Like a Wire Bender, But For Pop Tubes
- Revisiting Making Your Own Internet Router in 2026
- Reverse Engineering A Rock Bottom NES Clone
- Classically-named Argus Robot Is Terminator Meets Tumbleweed
- Making a Zippy FDM Printer out of Wood
- Off-Grid OCR Server Powered by iPhone
May 2026
- Hackaday Links: May 31, 2026
- A Camera Viewfinder Makes A Great TV
- 4-bit Relay Logic Counter Begs To Have Its Buttons Pushed
- Loading Sega Genesis Games Off a Vinyl Record
- Ebike Display Uses Reflective LCD
- Modern Graphics Via DisplayLink For Your ISA-Era PC
- The Final Steps to a Sub-Minute Benchy
- Poking Around with JTAG on a Guitar Amp
- Keychain GameCube Controller Made Functional
- Breaking Enigma with an FPGA, Just like at Bletchley Park
- The Uncooperative Mirror Will Not Help You
- Testing Various Ways to Waterproof FDM Printed Parts
- Cheap Yellow Display with Boosted PSRAM Turned Snazzy Emulator Station
- It’s Another Pi Handheld. But it’s a Really Good One
- Take the Reins of this Unique Controller
- Be Your Own Oil Company With Desktop Fischer-Tropsch Process
- ESP-Osito Eschews Retrocomputing for Modern Code on Modern, Equivalent Hardware
- A Special Type of Mower For Rocky Fields
- A Modern Web Browser For Classic Mac OS
- Hackaday Podcast Episode 371: Space Computers, Spy Phones, and So Long CHU
- A Fume-Control Cabinet for Resin 3D Printing
- This Week in Security: Ubiquiti Fixes, and FreeBSD Joins the Club you Don’t Want to Join
- When is an Apple Laptop Not a Macbook? When it’s an Apple II
- Medication Reminder Uses Only One Button
- An Atic Atac Minimap For The ZX Spectrum
- How to Let Everyone Keep a Secret
- Recycling Two XBox One Consoles into a 10 GB USB Flash Drive
- Camping on Unconventional Watercraft
- Attack of the Atomic Oxygen
- The Frikkin Lasers Contest Starts Now
- Bring Back Your Bose with an ESP32
- Linux Fu: Fake Webcams Have Many Uses
- Virtual Museum Hosts Every OS You Haven’t Heard Of
- Testing LFP Battery Failure Modes With Overcharging
- Decoding the Tianwen-2 Sample Return Mission’s Telemetry Signal
- Linux Distributions and Who is Responsible For the Software
- Autopsy of a Failed Vintage Carbon Resistor
- A Clock Inspired by Failed Cognitive Tests
- Inside Dyson’s Over-Engineered ₤1000 Hand Dryer
- AMOC and the Planet-Wide Impact of Ocean Currents
- Three Arduinos Team Up To Make 80s-Style Computer
- Hunting Submarines Via Gravity Is A Tough Errand
- So Long, CHU, and Thanks for All the Time Signals
- See Aerodynamics in Action with a Desktop Wind Tunnel
- A Bicycle Built on an Italian Renaissance Tech Base
- Linux on Android Provides Inexpensive, Powerful Computing
- Drawing Videos On An Etch-a-Sketch
- Honeywell X2S Smart Thermostat Firmware Reverse-Engineering
- Tiny C64 PSU Rejects Tradition, Embraces USB
- Linux Fu: The Bluetooth Regression
- A ZInc Air Battery You Can Make Yourself
- Remember When Flash Drives Were Going To Make Your PC Faster?
- Figuring Out What James Webb’s Mysterious Little Red Dots Are
- Power from Gravity
- Peek Into IBM’s System/360 With Vintage Training Film
- Through-Glass Vias and the Long Road to Glass Substrates
- z386: An Open-Source 80386 Built Around Original Microcode
- Lost Version of Amiga Unix Suddenly Reappears
- 3D Printing Space Cadet Pinball Into the Real World
- A Benchtop Neutron Generator for the Home Reactor
- Just How Bad Was the Intel iAPX432?
- Slightly Sentient d20 Might Subtly Shift Your Rolls
- Hacking a Video Walkie Talkie’s TXW818 MCU and Running DOOM
- The Email Of The Future In 1986
- Hackaday Links: May 24, 2026
- NoiseCloud: Storing Data On YouTube
- Adorable ASCII Aquarium Lives On Your Desk
- Spacelab’s Mitra 125 MS
- Meet the Raven: an Atari Clone Computer Based on the Motorola 68060
- Designing a Printable Cyclone Dust Separator for 99.95% Efficiency
- Putting Version 7.1 of the Direct Granules FDM Extruder Through Its Paces
- PCB Map Display Keeps An Eye On Family
- Touchable POV Display Blooms In Mid Air
- Passive Bug Zapper Tracks Its Kill Count
- Building an Analog Meter Watch
- Amazing Stories
- Water-cooling a 3D Printed Rocket Isn’t Quite Practical
- Unitree GO-M8018-6 Motor Reverse Engineering
- The Team Behind The Flipper One Needs Your Help
- The Maths Behind A Chord Recognition Engine
- Low Head Turbine Generates Plenty of Power
- Improving an Aquarium Chiller with an Industrial Controller Transplant
- Injection Molding Your Own Rubik’s Cubes Takes Work
- Hackaday Podcast Episode 370: Softer Cyberdecks, a Simulated Clutch, and an Overstuffed Mailbox
- How the Banana Pi BPI-R4 Pro Violates the First Rule of OpenWRT Club
- This Week in Security: AI Generated Reports, More AI Generated Reports, GitHub Chaos, and More Linux Vulnerabilities
- Autonomous Submarine Relies On Color Detection
- Jacket Turned Cyberpunk Wearable OLED Display
- Making a PCB The Old-Fashioned Way
- Get That Windows 7 Feel In An OS That Still Gets Updates
- E-Fortune Cookie Will Humble, But Never Crumble
- Sliding-Screen Cyberdeck Has Chunky, Rugged Design
- Why the Smart Home Bubble Popped
- Tech in Plain Sight: The Mechanics of String Trimmers
- Transforming Lamp Built With LED Filaments
- Magnets Are Bad For Hardware Again
- Wayland Comes to Minecraft
- Building a Better Automotive Rotary Controller
- Unlocking the True Power of a MacBook Neo By Cooling It
- Investigating the Health Impacts of UFPs and VOCs from FDM Printers
- Building Festival Badges That Sync Themselves Up
- A DIY 3D Printing Filament Dryer
- DIY Potentiometer is a Great Teaching Aid
- Spy Tech: A Quiet Radio for Spies
- Put the Moon on Your Desk
- Between-Device Sharing Still Sucks
- Bring Back That Aged Scanner, in Your Browser
- DecayDock Keeps Track of Spoilage
- Using 3D Printers To Make Circuit Boards
- Building a Device To Map Magnetic Fields
- The 8-bit Web Server
- Building a Pip Boy Themed Smartwatch
- Recreating a Broken Laminated Wooden Furniture Part
- How Pulse Oximetry Figures Out Your Blood Oxygen Levels
- Biofeedback Butterfly Beats With a Pulse
- How Search Engines Enabled Finding Needles in a WWW-Sized Haystack
- Remembering the Tech We Lost With a Virtual Graveyard
- Digital Organizer Given Modern Upgrade
- Prolog Via Pokémon
- Electroplating 3D Prints Without Requiring a Big Vat
- Voltmeter Clock Has The Time Dialled In
- Long-Range Night Vision with an Infrared Laser
- How To Make Steel That Breathes
- Small Engine Gets DIY EFI Upgrade
- This Week in Security: Android Exposes ADB, ShinyHunters Get Paid, Robot Dogs, and More
- Running a VPN Gateway on an ESP32
- Building a Working Replica of the Chernobyl Power Plant’s SKALA Display
- A Status Screen For Bambu Labs Printers
- Turning a Junk Laptop Screen Into a Portable Monitor
- Hackaday Links: May 17, 2026
- NFC Record Player Promotes Intentional Listening
- CGA As You Have Never Seen It Before
- Qualcomm’s New QCC74x Appears to Target the ESP32 MCUs
- Extract 3D Video Game Content By Firing Up Photo Mode
- Running Windows CE on the Nintendo 64
- Your Browser Probably Lies to the Big Sites (Blame Chrome)
- Asimov is an Open Source Humanoid Robot For the Rest of Us
- After Stumbling From CVE to CVE Will Linux get a Kill Switch?
- 21st Century Punch Cards are 3D Printed and Read By OpenCV
- Salvaged VFDs in Nixie-Like Clock
- Fixing a Cotton Candy Vending Machine
- Mixapps: The Mixtape of The Internet Age
- A Precision Drill Press for Tiny Bits
- Restoring a 3DO Blaster Card from the Early 90s
- Inside the Heathkit Factory
- Adding Capabilities to Inexpensive Solar Modules
- Building A Die Filer From Scratch
- Mod this IKEA Lamp into Smart Lighting For Not A Lot
- Hacking Hard Drive Firmware
- preFlight Slicer Brings Added Part Strength Feature, and Many More
- Using a Nintendo Switch to Speed Up a 3D Printer
- An E-Bike Motor From First Principles
- Mix Your Own ECN-2 Development Chemicals
- Controlling a Vibrobot with Only One Motor
- RS-485 Sprinkler Control: Scaling Irrigation Across the Farm
- ChargeCap Helps Your Batteries Last Longer By Limiting Charge Level
- Ask Hackaday: Do We Need a 21st Century Calculator?
- Automating Window Shades With Home Assistant
- Teardown: ChargeTab Emergency Phone Charger
- British Street Addresses, When Licenses Collide
- LiDAR Matrix Sensor Sees in 3D
- Testing Giant Fire Darts from the Mary Rose
- How Did Apollo Separate?
- FreeCAD 1.1 Tutorial, For Beginners Who Like Clear Instructions
- Custom Mainboard for PS2 Portable
- Y-zipper: 3D Printing Flexible–Rigid Transition Mechanism for Rapid and Reversible Assembly
- Measure the Earth’s Rotation Victorian Style
- VTech Toy Becomes PinkPad, the DIY Linux Laptop
- Build The CPU, Then Build The Calculator
- The Truth about the Hindenburg
- The Dark Side of Unitree Robot Dogs
- Trying to Fix a GoPro Hero 10 With a No Camera Input Issue
- CRTs Are Too Mainstream, So Game on a Mechanical TV Instead
- A Cyberdeck That Runs Linux…in an Altoids Tin
- 2026 Hackaday Europe: Pre-party, More Workshops, and Everything Else
- The History of Altec Lansing
- This Random Number Generator Does It With Neon
- Another Gift To The World From CERN: Their Entire Set Of KiCad Libraries
- Reverse-Engineering and Documenting the Fisher Price Pixter
- The Walls Don’t Have Ears, But Fiber Optic Does
- Honda Wants to Complicate Your E-Motorcycle
- It’s a Water Clock, Jim, But Not as We Know It — It Has Digits
- This Credit Card Computer Follows All Dimensions
- Want Driving Simulator Feedback? Make The Robot Do It
- The Vacuum Tube’s Last Stand(s)
- Making Big Dry Ice Blocks With Low Pressure CO2
- Mermaid Clutch-Purse Cyberdeck is Unappologetically Girly
- Hacked Video File Holds Multiple Films On YouTube
- Binaural Microphone on a Budget
- Hackaday Links: May 10, 2026
- Why Using Cardboard for a PC Case is a Chore
- Multimaterial SLA Printer Will Make Your Head Spin
- Why You Probably Shouldn’t DIY a Car Airbag
- Speech Jammer Gets Jammed Up
- Tracing Olfactory Receptor Mapping Between the Nose and Brain
- Challenging The Way We Pedal
- Running Your Own 3G Network
- The Noctua Fan Files and the Limits of 3D Printing PC Fans
- Remembering the BBC Computer Literacy Project
- Machining a Two-Stroke Engine out of Aluminium
- Copy or Redesign?
- It’s an Apple Lisa, on a FPGA
- Getting a Proprietary-Bus GPU onto PCIe Enables Cheaper Local LLMs, For Now
- Reverse-engineering the 1998 Ultima Online demo server
- Could Your Next House be Built from Giant Lego By an Inchworm Robot?
- Win95-Tracker-CYD is a Cheap Yellow Mod Tracker with I2S
- Easy-ish Glitch Camera? There’s a Pi 4 That
- How Commodore Made a Sync Splitter
- Hackaday Podcast Episode 369: IR, E-Ink, and Avgas
- Broadcasting GPS on the Local Network to Help Geoclue Find You
- This Week in Security: Another Linux Exploit, Ubuntu Knocked Offline, Finals Interrupted, and Backdoored Tools
- The ESP8266 Gets An OS, and it’s familiar
- An Improved Robot Dog for Senior Design
- The Montgomery Ward Gasoline-Powered Clothes Iron
- An LLM From “Scratch”
- How To Avoid Failed Screw Holes In 3D Printed Parts
- 3D Printed Train Whistles Sound Out at Full Scale
- DIY Electrolysis Machine Removes Hair Permanently
- Congratulations to the Green Powered Challenge Winners!
- Wigglegrams with a Pinhole Camera
- There’s More to Global Positioning than Just GPS
- University of Utah’s TRIGA Research Reactor Set to Produce Electricity
- This Az-El Mount Is Worth Following
- How To Better Enjoy VR on Linux
- Learn Programming Without a Computer
- A 1947 Radio Gets A Face Lift
- Direct FDM Printing with Granules
- Taking Polyphony to a New Level
- AI On Every Machine: The LLM You Probably Didn’t Want
- Why Opposed Piston Internal Combustion Engines Are Great
- Retrotechtacular: Julius Sumner Miller Breaks Lamps with Magnets
- You’ve Seen the Chip Shortage and the Memory Shortage, Now Prepare For The PCB Shortage
- RGB Laser Projector Does Colorful Asteroids and Much More
- Using Hamster Power to Charge a Phone
- Earthworms Don’t Bio-Accumulate Microplastics, So There May be Hope For Us
- Defeating the [Works By Design]’s Unpickable Lock
- Cutting Steel Gears with Homemade EDM
- Using NFC to Power Devices Instead of Qi
- How Giant Tanks Of Fluid Could Help Support The Power Grid
- A Digital Audio Recorder For TOSLink
- LightInk, a Solar Powered ESP32 Smartwatch
- E-paper Dashboard Reimagines Smart Home’s Connection with Technology
- Camera Slider: Build Instead of Buy Goes Awry
- The Math You Need to Start Understanding LLMs
- Teardown of a Shahed-136 Gimbaled Camera
- Sunlight Powered, Sunlight Readable: Solar Case for Nook Simple Touch
- A Shortwave Sensor to Monitor the Ionosphere
- Strange Ways to Make Cold
- ESP32 Hosts SolarPunk Message Board
- Why Leaded Fuel is Still a Thing
- TagTinker Lets You Hack Electronic Shelf Labels
- TDR For Auto Diagnostics Done On The Cheap
- True-Spectrum Photography with Structural Color
- ReactOS Gets Unified Installer Image and a New Storage Stack
- Hackaday Links: May 3, 2026
- iPod Nano Gets Three Monitors
- Three-Axis Camera Slider From 3D Printer Parts
- Photographing the ISS with a Thrift Store Lens is Challenging
- Squeezing Fluids With the Right Peristaltic Pump for the Task
- A Tool For Testing CANopen Networks
- Building a C-3PO You Can Really Talk To
- Matching Transistors
- Let Twitch Chat Control Your LED Strings
- Pushing as Many Pixels as Possible to a CRT: Interlaced 4K
- IR Device Control That Lives Off The Cloud
- Peripherals Hacks
- This Handy Synth Packs An ESP32
- Debugging a Stopped Foucault Pendulum’s Electronics
- Rust Helps Make A $1 Handheld Console
- 3D Printed Orrery Runs On A Single Motor
- Magnetic Induction Heats Water
- Adapting a 100-Year-Old Lens To A Modern Camera
- Running DOOM on a Travel Router With Touch Screen
- Hackaday Podcast Episode 368: A Pen that Draws Against You, 3D Printing Stuff, and Tablet, Shmablet!
- Compact Calendar Display Reduces Phone Dependency
- This Week in Security: State Malware, State Hardware Bans, and Stuxnet before Stuxnet was Cool
- Running Linux on the PS5 with a Hypervisor Exploit
- Is it a Pet? No, it’s a Teacher’s Pet!
- AT&T’s Unix PC — We Hardly Knew You
- Electronics Near Zero
April 2026
- USB-C Charger Juices Up 100 Devices At Once
- Five Different Styles of Cardboard Hinges
- Making the Osmo Pocket 4 a More Serious Camera
- Jenny’s Daily Drivers: Going 32-Bit With SliTaz In 2026
- A Tractor From A Small Town Might Just Be The Catalyst For Ousting Machinery DRM
- How TTY Opened Up The Phones For The Hard of Hearing
- Transcribing the Source of the First DOS for the IBM PC
- Building an x86 Gaming PC Without Intel, NVIDIA or AMD parts
- Network Scanner Finds Every Raspberry Pi
- Why Model Collapse in LLMs is Inevitable With Self-Learning
- How to Kill Humidity Sensors With Humidity
- Using a VT-100 Today
- FLOSS Weekly Episode 869: Linux on Your Toaster
- Bicycle Tubes Aren’t Just Made Of Rubber Anymore
- Digital Signal Processing on the Pi Pico
- Ask Hackaday: Do You Need a Tablet?
- Noctua Releases 3D Models, But Please Don’t Try To Dupe The Products
- Wipeout Clone Runs Native on ESP32-S3
- Compact VGA Output Board For The Pi Pico
- Recycling PLA and Other Plastic Waste with Compression Molding
- Can you 3D Print a Pinball Machine That’s Fun to Play?
- Payphone Tag Is Australia’s New National Sport
- 2026 Green Powered Challenge: Supercapacitor Enables High-Power IoT
- Hackaday Europe: Last Round of Speakers, Workshops
- A Tube Amplifier That’s Oven Ready
- The GPS III Rollout is Almost Complete, But What is it?
- New Slicer Enables Horizontal Overhangs Without Support
- A Guide to CubeSat Mission and Bus Design
- Sega Master System Controllers, Now With USB C
- Why Solid State Batteries Short
- A Different Kind of Ultrasonic Levitation
- The Challenges of 3D Printing Reliable Springs
- 2026 Green Powered Challenge: Adding Low-Power Sleep To Microcontrollers
- Register Renaming
- Trying Pair Programming With an LLM Chatbot
- How Pizza Tycoon Simulates Traffic on a 25 MHz CPU
- A Trackball 3D Controller
- Mist, Mirrors, Laser : Multi-view 3D Projection
- Hackaday Links: April 26, 2026
- A Sail and Oar Skiff Built from Common Lumber
- Freeze Moving Tools with a Stroboscopic Camera
- 2026 Green Powered Challenge: A Portable Solar Panel, Made Better
- Dyson Vacuums and the Curse of Cooked Capacitors
- Building an IBM PCjr BIOS from Source Using Original Printed Source Code
- The Arduino UNO, Basically
- Slicer Settings for “Indestructible” Battle-Bot Worthy PLA Parts
- Quantum Computers Are Not a Threat to 128-bit Symmetric Keys
- You Wouldn’t Download a Combustion Engine
- 2026 Green Powered Challenge: Ventilate Your Way To Power!
- penPal, a Robotic Drawing Assistant
- Time Frog Color is a Game Boy Color on Your Wrist
- Rescuing the Data on a 1960s LGP-21 Computer’s Disk Memory
- 3D Print This Retro Desktop Case
- How to Install Haiku on a UEFI-Only Modern System
- Muon Magnetic Moment Matches Model, Making Major Malaise
- Audio-Forward Case Mod of Classic 90s Portable TV
- A Smart Thermostat For 120V Fan Coil Systems
- 2026 Green Powered Challenge: Solar-Powered Pollution Monitor
- Hackaday Podcast Episode 367: Radioactive Weather, Continuous Pickles, and Moon Junk
- Spool Roller Gets Touch Screen
- This Week in Security: Annoyed Researchers, Dangling DNS, and Hacks that Could Have Been Worse
- How Anthropic’s Model Context Protocol Allows for Easy Remote Execution
- Reviving Nintendo’s Early Arcade Game, Wild Gunman
- WSL9x: Add a Linux Subsystem to Your Windows 9x
- Encrypting Encrypted Traffic To Get Around VPN Bans
- This KiCAD Plugin Enables Breadboarding
- ESP32Synth : an Audio Synthesis Library for the ESP32
- 2026 Green Powered Challenge: Cook With The Sun!
- A Solar Powered Plant Monitor That Almost Works
- VCF East and Maker Faire Make For a Busy Weekend
- KernelUNO, An OS For The Arduino Uno
- GameCube Bot Records Your Play In A Weird Way
- Making RAM at Home in Your Own Semiconductor Fab
- How Gut Bacteria May Affect the Outcome of Cancer Immunotherapy
- Photographing Rocket Chute Deployment at 10 km
- Autonomous Coin Flipper Flips Expensive Coin
- FLOSS Weekly Episode 868: Remove the Noodles
- AI For The Skeptics: The Universal Function For Some Things Only
- Repairing a Mercedes EQC 300 BEV Battery
- What Have We Dumped on the Moon?
- ESP32 Hosts a Public Website
- DIY Smart Button Gets Surprisingly Complicated
- Wearable MIDI Controller Built With Raspberry Pi
- Itanium: the Great X86 Replacement that Never Was
- The Electromechanical Computer of the B-52’s Star Tracker
- Analog Circuitry Lets You Blow This LED Out
- 2026 Green Powered Challenge: A Low Power Distraction Free Writing Tool
- The Splice Must Flow
- CAN Bus Analyzer Runs In Your Browser
- SuperDisk: The Better Floppy That Never Caught On
- Flipper Zero Transmits APRS With No Extra Parts
- Why Some S3 Videocards Have a Brightness Issue
- Cyberdeck Build Gets Closer To Regular Laptop Than Most
- Growing Aluminium-Copper Alloy Crystals Using Hydrogen
- Making the Most Pick-Proof Lock Yet
- Vintage Chyron TV Hardware? Of course It Runs NetBSD
- 2026 Green Power Challenge: NFC Powers Command Write and Wake of MCU
- DIY Weather Stations Report In From Chernobyl
- Flash Joule Heating Recovers The Good Stuff
- Fluidic Contact Lens Treats Glaucoma
- DIY Nuclear Battery with PV Cells and Tritium
- Quirky Electric Car Rides the Rails
- Modded Server PSU Provides Plenty of Current
- Hackaday Links: April 19, 2026
- 2026 Green Powered Challenge: The Eternal Headphones
- Rack Cage Generator Gets Your Gear Mounted
- Building a Rim-Driven Jet Engine
- DIY UPS Keeps Home Assistant Running
- Can Claude Write Z80 Assembly Code?
- Using Capacitance for Extremely Sensitive Proximity Sensing
- PSX Development With Unity and LUA
- How One Line of TF2 Code Ruined This Simple Feature
- Three-Monitor Ridge Racer Machine Emulated in MAME
- What Can You Run on a 1960s Univac? Anything You’re Willing To Wait For!
- Tool Embodiment and the Dead Trackball
- DJ Controller Modded For Better Scratching
- Electric Wind-Up Plane Uses Supercapacitors For Free Flight Fun
- Fixing a GameCube’s Dodgy Optical Drive With Fresh Capacitors
- FRED Comes to Hobby Operating Systems (and Linux)
- Making a Bronze Mirror From Scratch
- Cooking With Plasma (Not Fire)
- 2026 Green Powered Challenge: SolMate Charges On the Move
- Hackaday Podcast Episode 366: DOOM on a Toaster, Music in LED Strips, and Old Drives in New Clothes
- Wearable Circuit Sculpture Is One Smart Bracelet
- This Week in Security: Docker Auth, Windows Tools, and a Very Full Patch Tuesday
- Microsoft Finally Ups FAT32 Size Limit
- Game Cube Hot Tub Animation Brought Into Real World
- Building a Big RC Mini Truck
- Comparing 12 VDC Air Fryers with Regular 240 VAC Ones
- Do We Really Need Another Development Board?
- FPGA Powers DIY USB Scope and Signal Generator
- Desktop Digitizer Makes Note Capture a Breeze
- The Kentucky Cave Wars, and Going Viral in 1925
- Emergency Bolt-Action Launcher for EpiPens
- Trying to Build Your Own Consumer-Grade Router in 2026
- Optocam Zero’s Pictures Look One Hundred
- Robot Bird Decoys Work for Good
- Cooking a Raspberry Pi FireWire HAT With Backfeeding
- Haiku Isn’t Just for X86 Anymore, Boots on ARM in QEMU
- Python Comes to the Arduino Uno Q
- Hacking Fermentation for Infinite Pickles from Pass-thru Bioreactor
- A Look at Full Spectrum 3D Printing
- AI For The Skeptics: Attempting To Do Something Useful With It
- A 6502 All in the Data
- A Tale of Cheap Hard Drives and Expensive Lessons
- Don’t Trust Password Managers? HIPPO May Be The Answer!
- DOOM on a Fancy Smart Toaster
- Original PlayStation Brought Up To Date
- MotoGP Rubber = Better Climbing?
- New Display for Old Multimeter
- By Our Calculations, You’ll Love the Flapulator
- Flattening the Exhaust of a Laser Cutter to Save Space
- China is Shooting For The Moon Sooner Than You Think
- Ski Slopes for Laser Imaging
- Four Choppers and a Blimp: The Bizarre Piasecki Helistat
- New Linux Kernel Rules Put the Onus on Humans for AI Tool Usage
- Audio Reactive LED Strips Are Hard
- Electric Truck Sets Racing Record
- They Weren’t Joking: Gentoo WAS ported to GNU Hurd
- Your Own Tool Changer
- ESP32 Weather Display Runs Macintosh System 3
- Reverse-Engineering Human Cognition and Decision Making in a Modern Age
- From Lunar Dust to Breathable Air
- Skylab Under the Ocean
- Reverse-Engineering an Amazon Blink Gen 3 Camera
- 3D-Printed Parts Nearly Sink RC Submarine
- We’re All Abuzz About the Bee Write Back Writerdeck
- Trying to Install Haiku on a 2009 Mac Mini
- Hackaday Links: April 12, 2026
- Who had “New OS for the Z80” On Their 2026 Bingo Card?
- The Complex Transformations Underlying MC Escher’s Works
- 2026 Green Powered Challenge: Solar Powered Pi Hosts Websites in RAM
- Making the Forgotten 1982 Game Adventure Canoe run on MAME
- Passive Radar Explained
- Testing Refrigerants and Capillary Tubes to Find Peak Performance
- Kiki is the Unknown Array Language
- A Suction-Driven Seven-Segment Display
- Implementing PCIe over Fiber Using SFP Modules
- Authenticate SSH with Your TPM
- What’s Your Favorite Kind of Hack?
- Rust-y Firmware for Waveshare Smartwatch
- Digging Into the Twilight Hack that Brought Us Wii Homebrew
- Otamatone Hacked Into Different, Cooler Synth: Trautonium
- A Mercury Rover Could Explore the Planet by Sticking to the Terminator
- Implementing a Rhythm Game entirely in a GPU Shader
- Battle Born Explains How Its Battery Thermal Safety Works
- Using Metal Screws in Plastic Parts
- Hackaday Podcast Episode 365: Early 3DP Engineering, a New CAD Interface, and Flying Around the Moon
- This Week in Security: Flatpak Fixes, Android Malware, and SCADA was IOT Before IOT was Cool
- Bacteria Marching to the Beat of a Tiny Drum
- Running DOOM on…a TrueType Font?
- Reflecting on Microsoft Windows Vista in 2026
- USB, Abstracted
- [Kerry Wong] Finds SMD Test Clips
- Upgrading a MacBook Neo Using a 1 TB iPhone NAND Flash
- Need a Reactalyser?
- Printed Sleeve Gives Keys Some Grip
- TurboQuant: Reducing LLM Memory Usage With Vector Quantization
- The Brits Made a Rocket. What Happened To It?
- WolfIP Doesn’t Allocate
- You’ve All Seen A Hackintosh, But Have You Seen One On A Wii?
- Nissan Shuts Down NissanConnect App for Older Leaf EVs
- Variable-Pitch Propellers for More Efficient Quadcopter
- Dodging a 60-Year-Old Design Flaw In Your RAM
- Bending Faux-Neon LEDs Make for Animations Glass Tubes Can’t Match
- 2001: An Air Quality Odyssey
- AI For The Skeptics: Pick Your Reasons To Be Excited
- Are We Surrendering Our Thinking To Machines?
- Espressif’s New ESP32-S31: Dual-Core RISC-V with WiFi 6 and GBit Ethernet
- A History on the “Impossible” VLIW Computing
- Intel 486 Support Likely to be Removed in Linux 7.1
- Hear Ye, Hear Ye! The Magic Of The Scroll-Like Phone Which Wast Not!
- TinyGo Boldly Goes Where No Go Ever Did Go Before
- Magnetic Levitation using an Induction Cooktop
- 2026 Hackaday Europe: First Round of Speakers Announced!
- Thermostat? Do It With a 555!
- CCA Ethernet Cables: Not Up To Scratch, But Are They Dangerous?
- The Heat Island Effect is Warming Up the AI Data Center Controversy
- 934 MHz: When The Government Really Doesn’t Want You To Have CB
- Rescuing a Pokémon off a Pokéwalker After Losing the Game Cartridge
- So Expensive, A Caveman Can Do It
- Modular Mechanical Keyboard Transformed Into a Compact Workstation
- Playing DVDs on the Sega Dreamcast
- Testing the Wave-Particle Duality with Gamma Rays
- In Space (Probably) Everyone Can Hear You.. Well, You Know
- Lab Gloves May be Skewing Microplastics Data
- With Affordable Storage Options Dwindling, Where to Store Our Data?
- Simulating the AVR8 for a browser-based Arduino emulator
- Flying Cell Towers for Lower-Latency
- Pocket-Sized e-Ink Gets a Firmware Upgrade
- Making the Case Against Markdown
- Building a Vise Stand with Pen-Like Retracting Wheels
- Tiny Moves, Big Depth: An Open-Source Macro Focus Slider
- Despite Penalties, Lawyers Can’t Stop Using AI
- Re-Learning How to Run
- Turning a Bluetooth Caliper into a FreeCAD Input Device
- Cleaning an IBM 5150, And The Perfect Period PCB Soldermask
- Tracking Parts Box Usage With Stickers
- The Smallest Dialup ISP is a Raspberry Pi and a Prison Phone
- Exposing a Radiation-Hardened 2.4 GHz Wi-Fi Receiver to 500 Kilograys
- Scrap Vintage Camera Goes Digital with Scanner Parts
- Open Graphics Card Powers Cyberpunk “Laptop”
- The Rapper, The Canadian Academics, And The Secret Behind The Earworm
- Heathkit Tuner Saved from Junk Pile
- Making a Vintage Allen Scythe Electric
- Reverse-Engineering a Handheld Car Tire Pressure Gauge
- Simulating a glowing fireplace with an RP2040
- Burning Wood to Brew Wood to Preserve Wood : Pine Tar
- For Such a Small Program, ZX81 1K Chess Sure Packs a Lot In
- Hackaday Podcast Episode 364: Clocks, Cameras, and Free Will
- Fixing an E-Waste ASUS P5A-B Socket 7 Mainboard
- This Week in Security: The Supply Chain Has Problems
- DC in the Data Center for a More Efficient Future
- Chicken Coop Door Performs in Harsh Environment
- Addressing the Divisive Topic that is Boiling Water
- Pan and Tilt The Weatherproof Way, With Bowden Cables
- The Raspberry Pi 4 With 3 GB RAM is No Joke
- The Threadless Ball Screw Never Took Off, But Don’t Write It Off
- Windows 3.1 on a Modern AM5-Based PC is Surprisingly Usable
- Sega Meganet: Online Gaming In 1990
- Anything Can Be A Router, If You Try Hard Enough
- Ask Hackaday: How Much Compute is Enough?
- Pixel Camera Puts Lo-Fi Images In The Palm Of Your Hand
- Post-Failure Autopsy and Analysis of an LFP Battery
- Every 3D Printable Film Camera, In One Place
- Watch an Electro-Permanent Magnet In Action
- OldVersion is Back, and Better than Ever
- Following Artemis II’s Journey Around the Moon
- Battery Tester Outperforms Cheaper Options
- Mercury Audio Cables, So Nobody Else Has To Do It
- Ask Hackaday: Using CoPilot? Are You Entertained?
- A Better Jogging Stroller
- WheatForce: Learning From CPU Architecture Mistakes
- Drawing Tablet Controls Laser In Real-Time
- A Novel 555 Circuit In 2026
- Running a Game on a PC with no System RAM
- A Nebula Straight from the Stars to Your Table
March 2026
- LED Matrix Clock Proudly Shows Its Inner Wiring
- How Small Can A Linux Executable Be?
- An Oscilloscope The Way They Used To Be
- Improving FDM Filament Drying With a Spot of Vacuum
- Reverse-Engineering The Holy Stone H120D Drone
- Solar Balconies Take Europe By Storm
- Refill UV Printer Ink Cartridges Like It’s The Late 90s
- The D in DNS Stands for DOOM
- PDP-11 Lives in Literal Computer Desk Once More
- See The Computers That Powered The Voyager Space Program
- This Front Panel Makes Its Own Clean-Edged Drill Guides
- Retro Open Source Camera Straight from the ’90s
- Recreating One of the First Hackintoshes
- Medieval Alhambra’s Pulser Pump and Other Aquatic Marvels
- Tame the Tape: Open-Source Dotterboard for Bulk SMT Parts
- Spy Tech: Conflicts Bring a New Number Station
- Using a Scientific Satellite for Passive Radar
- The Hazards of Charging USB-C Equipped Cells In-Situ
- Writing an Open-World Engine for the Nintendo 64
- Training a Transformer with 1970s-era Technology
- Hackaday Links: March 29, 2026
- Laser Ranging Makes GPS Satellites More Accurate
- Clean Enclosures, No Printing Necessary
- Self-healing CMOS Imager to Withstand Jupiter’s Radiation Belt
- Multicolor 5-Axis 3D Printing
- Soviet CDs And CD Players Existed, And They Were Strange
- Play a .WAV Instead of Typing Line After Line Into Vintage Microcomputer
- Watch Electricity Slosh: Visualizing Impedance Matching
- Playful ‘Space Dice’ Kit Shows Off Clever Design
- Apple’s Most Repairable Laptop is Thanks to Right-to-Repair
- Setting Up Tesla Model 3’s Computer For Bug Hunting
- For Art’s Sake
- Magic-less 8 Ball Finds New Life With Pi Pico Inside
- Making a Nichrome Wirewound Power Resistor
- SEGA Music to MODfile, (Semi)Automatically
- Using FireWire on a Raspberry Pi Before Linux Drops Support
- Water Cooling the MacBook Neo Laptop to Double Gaming Performance
- Laser Welding Helps YouTuber Get Ahead with Aluminum Sheet
- Use a Gap-Cap to Embed Hardware In Your Next 3D Print
- Hackaday Podcast Episode 363: The History of PLA, Laser DIY PCBs, and Corporate Craziness
- Luthier Crafts Guitar from Cardboard
- This Week in Security: Second Verse, Worse Than the First
- Understand Your Printer Better With The Interactive Inkjet Simulator
- This Flow Battery Operates With No Pump Required
- Improving Soda by Turning It Into Mead
- Momentus Clock Aims To Find Meaning
- Comparing the Power Usage of 12 VDC and 240 VAC Kettles
- Looking at a Bike Built for the Apocalypse
- Reconstructed SC62015 Opcode Reference For Sharp Pocket Computers
- 3D Print Becomes Cast Iron Wrench Via Microwave
- Modern Smartphone vs. 80s Supercomputer
- 3D Printed Wire Stripper Uses PLA Blades
- Testing Severely Neglected VHS Tapes and CDs
- Demonstrating Gray Codes With Industrial Display
- VGA Output From a PIC18
- The Most Intricate Of Freeform Digital Clocks
- FLOSS Weekly Episode 867: Pangolin: People Can Lie
- Retail Fail: The :CueCat Disaster
- Stadia Controller Reborn as Bluetooth Gamepad Adapter
- The Most Secure, Modern Computer Might Be A Mac
- Electric Motorcycles Don’t Have To Be Security Nightmares, But This One Was
- You Can Now Run MS-DOS Applications on the Apple IIe
- 3D Printed Robot Arm Built For Learning Purposes
- Testing Expensive Graphene-Reinforced Nylon Filament
- Heating a Woodshop With Sawdust
- US FCC Prohibits Approval of New Foreign-Made Consumer Routers
- Using a Fiber Laser to Etch 0.1 mm PCB Traces
- Age-Verification and the World Before Social Media
- Building a Monitor Light Bar for Better Productivity
- From Zip To Nought: The Rise and Fall of Iomega
- Direct Pressure Advance Measurement For Fast Calibration
- Disposable Vape Becomes Breath-Activated Synth
- Venus Flytrap Takes Ride Through a Particle Accelerator
- Low Self-Discharge, High-Voltage Supercapacitors Using Porous Carbon
- PicoZ80 is a Drop-in Replacement for Everyone’s Favorite Zilog CPU
- Acoustic Drone Detection On the Cheap with ESP32
- Build This Open-Source Graphics Calculator
- Linux Fu: UPNP A Port Mapping Odyssey
- A Simple Switch for Simply too much Current
- The Zero-Power Flight Computer
- Stream Deck Radio Controller Built With Cheap Yellow Display
- Better Faux-Analog VU Meters
- Building a Laser-Driven Photoacoustic Speaker
- The 3DFX Voodoo Lives Again In An FPGA
- Hackaday Links: March 22, 2026
- IDing Counterfeit Drugs Might Be Easier Than You Think
- Storing Solar Energy As Ice For Air Conditioning
- Building a $50 SDR with 20 MHz Bandwidth
- How a Belkin USB Charger Pulls off a 3 Milliwatt Standby Usage
- An Electric Jellyfish For Androids
- Analog Video From an 8-Bit Microcontroller
- Reviving a Cursed Sun SPARCstation IPX
- ESP32: When Is A P4 A P4, But Not The P4 You Thought It Was
- Analog Siren for Psychedelic Soundscapes
- The Unreasonable Power Density of Lithium-Ion
- Resin Injection CRT Cataract Surgery On Macintosh Monitor
- 3D Printed Clock Just Taps It In
- Portable CRT TV Becomes Retro Cyberdeck
- Slug Algorithm for On-GPU Rendering of Fonts with Bézier Curves now in Public Domain
- Conway’s Game of Life With Physical Buttons
- How Long Can a Quadcopter Drone Fly on Just Solar?
- User Repair of a Not User-Repairable Victron CCGX Issue
- Hackaday Podcast Episode 362: Compression Molding, IPv4x, and Wired Headphones
- Powering USB Devices with a Bench Supply Adapter Board
- This Week in Security: Linux Flaws, Python Ownage, and a Botnet Shutdown
- Google Unveils New Process for Installing Unverified Android Apps
- A Candle-Powered Game Boy For Post-Apocalyptic Tetris
- Recording HDR Video With A Raspberry Pi
- Studying a Battle Born LFP Battery’s Death Under Controlled Conditions
- Real Robot Makes Debut in Programming Game
- Retro Weather Display Acts Like It’s Windows 95
- Reading the World’s Smallest Hard Drive
- Keebin’ with Kristina: the One With the Ultra-Thin Split
- Sega Genesis Finally Gets Long-Awaited Stock Ticker App 37 Years After Launch
- Artemis II Agenda Keeps Moon-Bound Crew Busy
- Modular 18650 Packs, No Spot Welding Required
- Simple MIDI Sample Player Runs on ESP32
- Teardown of a 2026 LEGO SMART Brick
- DIY Reflow Plate Runs On USB Power Delivery
- Running Windows 98 on the iPAQ IA-2 Internet Appliance
- Repurposing Old AMD APUs For AI Work
- FLOSS Weekly Episode 866: BreezyBox and Embedded Compilers
- Hackaday Europe Tickets On Sale Now, CFP Extended
- Forgetfulino Puts Back Up of Source Inside the Binary
- The Rise and Fall of Free Dial Up Internet
- CorridorKey is What You Get When Artists Make AI Tools
- Building an LC Meter with a Franklin Oscillator
- Testing Whether Heated Chambers Help Brittle Filaments
- How to Grow Large Sugar Crystals
- Zip-Drive Emulator Puts Big Disks Back on LPT
- Testing a Soviet 1000 Volt Insulation Tester from 1985
- Preparing to Fire Up a 90-Year-Old Boiler After Half a Century
- Hacking The System In A Moral Panic: We Need To Talk
- From 8086 to Z80: Building a NASM-Inspired SDK for 8-Bit Retro Computing
- Fictional Moon: Reality TV and SciFi Don’t Mix
- FullSpectrum is Like HueForge for 3D Models, but Bring Your Toolchanger
- Polyphonic Tunes On The Sharp PC-E500
- A Voltage Regulator Before Electronics
- Ternary RISC Processor Achieves Non-Binary Computing Via FPGA
- Recycled Plastic Compression Molding With 3D-Printed Molds
- Every Ham Shack Needs a Ham Clock
- Making a Better Kitchen Scale out of Junk Parts
- How I 3D Printed My Own Lego-Compatible Train Bridges
- LEGO Machine Plays Tic-Tac-Toe Without Electronics
- Ask Hackaday: Wired or Wireless Headphones?
- The IPV4 We Didn’t Get
- ATtiny85 Plays the Chrome Dinosaur Game
- Magnetic-Suspension Hoverboard is Only 11 Years Late
- Building a Rad Bluetooth Speaker that Didn’t Really Exist
- Hackaday Links: March 15, 2026
- New Aluminum-Based Catalyst Could De-Throne Platinum Group
- Disassembling Opcodes with a Font
- DR-DOS Is Back, But Not Quite as We Knew It
- Relays Run This Balanced Ternary Adder
- A Smart Printer Enclosure for the Open Source World
- Building a Neatly Framed Word Clock
- This Printed Zipper Repair Requires No Unsewing
- GNU Radio Gets a Makeover With PimpMyGRC
- Take Pi for a Spin in this Orbital Simulator
- Off-Grid Electricity and Hot Water from Scrap Wood
- What is a Computer?
- If You Like The Sound of a Thermoacoustic Stirling Engine, Check Out These Plans
- The Shockley 4-Layer Diode In 2026
- Porting MS-DOS 2.0 to the Apple IIe
- Ford, Take Note: Classic Pickup Becomes the EV We Want
- Making a Bladeless Tesla Turbine Generator in LEGO
- No More Paperweight: This Vintage Brick Phone Is Back Online
- Hackaday Podcast Episode 361: Hackaday Podcast Mailbag, A Phone is Not a Computer, 3D Printing History is New Again
- Running a PC off AA Cells With Buck Converters Really Boosts Performance
- This Week in Security: Plenty of Patches, Replacing Old Gear, and Phrack Calls for Papers
- OS/2 Never Went Away. Its Successor Has Received An Update
- Perfecting the Shape-Changing Fruit Bowl
- Nintendo’s Family BASIC Keyboard Gets USB Upgrade
- Replicating a Nuclear Event Detector For Fun and Probably Not Profit
- Building a Robot Partner to Play Air Hockey With
- Mapping The Sound Field Of An Acoustic Levitator
- How Would a Field Sequential Home Computer Have Worked?
- Controlling Vintage Mac OS With AI
- Pokemon Go Had Players Capturing More Than They Realized
- Selective Ironing Adds Designs To 3D Prints
- Open Source Radar Has Up To 20 KM Range
- A Radio Power Amplifier for Not a Lot
- Hands on with Creality’s new M1 Filament Maker
- Printing an Underwater Diving Helmet With Floating Air Supply
- 3D Printing a Harmonic Pin-Ring Gearing Drive
- Are We Finally At The Point Where Phones Can Replace Computers?
- A Rotary Dial The 3D Printed Way
- German Fireball’s 15 Minutes of Fame
- Mini Multi-Arcade Game Cabinets with an ESP32 and Galagino
- Calculator Case to Scratch-Built Pocket E-Reader
- Running Ocarina of Time on the Apple Watch
- It’s 1979 – What Exactly Did That ∫ Key Do?
- Clear Resin Casting Replicates Old Acrylic for Selectric Repair
- There Are No LEDs Around the Face of This Clock
- Turning a GDB Coredump Debug Session Into a Murder Mystery
- Blood Tests Could Provide Early Warning of Alzheimers Disease
- Power Control for a Busy Workbench
- The “Tin Blimp” Was a Neither Tin Nor a Blimp: The Detroit ZMC-2 Story
- Arduino’s New AI-Centric Board is the VENTUNO Q
- Seeing the World Through Animal Eyes
- Diagnosing a Mysterious Fault with a Commodore 1541 Disk Drive
- The Sweetest Programming Language: MNM
- Building a Class 100 Semiconductor Cleanroom Inside a Shed
- Real-Time ISS Tracker Shows Off the Goods
- Last Year in SBCs
- Ask Hackaday: What Will An LLM Be Good For In The Plateau of Productivity?
- Take a Ride on wrongbaud’s Hardware Hacking Highway
- Secure Communication, Buried In A News App
- The Moon is Safe, For Now: No Collision in 2032 After All
- Reverse-Engineering the Bluetooth Fichero Thermal Label Printer Protocol
- Building an Analogue Computer to Simulate Neurons
- Experiment With The Pi Camera The Modular Way
- Hackaday Links: March 8, 2026
- How Usable is Windows 98 in 2026?
- Pulse Jet Ski Chases the Winter Blues Away
- Restoring a Commodore PET 3032 in Rough Condition
- Spoofing an Emergency Traffic Preemption Signal
- Building a Super-Compact Cistercian Numerals Clock
- Quarterhorse vs Blackbird: Hermeus’ Flight Puts them One Step Closer to Record
- Hiding a Bomb in Plain Sight
- How the Chornobyl NPP Got Modernized in the 1990s
- The Tragic Demise of the Technirama Prism-Based Anamorphic Lens
- Instant Photography For The Maker
- Choice, Control, and Interruption
- DIY 3D Pen is Born To Weld
- Fixing an Onkyo Receiver with Multiple Faults
- Remotely Unlocking an Encrypted Hard Disk
- How an Old Automatic Stoker was Hacked Onto a Modern Lancashire Boiler
- One Sailing Pulley To Rule Them All
- The World’s Smallest Marble Clock With Pick and Place Arm
- Portable Tow Rope Batman Would Be Proud Of
- Hackaday Podcast Episode 360: Cool Rubber Bands, Science-y Stuff, and the Whys of Office Supplies
- Reverse Engineering the PROM for the SGI O2
- This Week In Security: Getting Back Up to Speed
- Linux Hotplug Events Explained
- Building a Heading Sensor Resistant To Magnetic Disturbances
- Ebike Charges At Car Charging Stations
- California’s Problematic Attempt to add Age-Verification to Software
- Prevent your Denon Receiver Turning on From Rogue Nvidia Shield CEC Requests
- Capacitor Memory Makes Homebrew Relay Computer Historically Plausible
- Railway End Table Powered By Hand Crank
- Keebin’ with Kristina: the One With the Beginner’s Guide to Split Keyboards
- A Live ISO For Those Vibe Coding Experiments
- SpyTech: The Underwater Wire Tap
- LEGO Space Computer Made Full Size, 47 Years On
- Using a Solid-State Elastocaloric Cooler to Freeze Water
- Running Video Through a Guitar Effects Pedal
- Trying a Vibe-Coded Operating System
- Embossing Precision Ball Joints for a Micromanipulator
- Vape-powered Car Isn’t Just Blowing Smoke
- FLOSS Weekly Episode 865: Multiplayer Firewall
- Linux Fu: The USB WiFi Dongle Exercise
- Success With FreeDOS on a Modern Platform
- New Artemis Plan Returns to Apollo Playbook
- Creating an Ultra-Stable Lunar Clock With a Cryogenic Silicon Cavity Laser
- Neither Android nor iOS: DIY Smartphone Runs on ESP32!
- Old Desk Phone Gets DOOM Port
- Inside SKALA: How Chornobyl’s Reactor Was Actually Controlled
- Designing a Pen Clip That Never Bends Out Of Shape
- Exploring Security Vulnerabilities in a Cheap WiFi Extender
- The Perfect Cheat’s Racing Bicycle
- Get Your Green Power On!
- A Look Inside the Creative MB-10 MIDI Blaster
- Back to Basics: Hacking on Key Matrixes
- Building a Hackerspace Entry System
- Building a Dependency-Free GPT on a Custom OS
- C64 Gets a Modern Interactive Disassembler
- NASA Uses Mars Global Localization as GNSS Replacement for the Perseverance Rover
- Pan-Tilt Head For Camera Motion Control
- SNES Controllers are (Almost) SPI-Compatible
- Cynus Chess Robot: a Chess Board With a Robotic Arm
- LED Printers: The Quiet Achievers You May Not Have Heard Of
- Homemade Liquid Oxygen Demonstrates Paramagnetism
- Accidental Climate Engineering With Disintegrating Satellites
- Simple D-STAR Transceiver Uses Inexpensive Hardware
- Examining A World’s Record From The Age Of Steam
- Teardown of Dangerous Fake Wago Connectors
- Making a 286 Think It’s Alive Again
- Hackaday Links: March 1, 2026
- Turning a Cast-Iron Radiator into a Water-Cooled PC
- Fish Drives Tank
- The Long Afterlife Of The Console Modchip
- Color Mixing Spray Paint On The Fly
- Computer Terminal Replica Inspired By 70s Hardware
- Vend-o-Vision: Trading Quarters for Watching TV in Public
- This LED Strip Clock Aims to Make Your Next One Easier, Too
- Have you ever used a Tick Stick?
February 2026
- Running a Desktop PC off AA Alkaline Cells
- The Only Snail You Want In Your Garden Is a Seed-Starting Hack
- The Joys of 3D Printing
- 3D Print This MRI Safe Torque Wrench If You’re Rich
- NaCl Casting Technique Really Earns Its Salt
- Evolved Nerf RC Tank Now Leaves Welts
- Philco Bet the Farm on The Predicta… and Lost
- AI Assistant Uses ESP32
- Video Game Archive Myrient to Shut Down on March 31
- Let Hauntimator Steer Your Next Animatronic Display
- Hackaday Podcast Ep 359: Flying Squids, Edible Passwords, and a CAD Automaton
- Inside Project Silica, Now on Bakeware
- Reflections On Ten Years With The Wrencher
- Why Peeling Adhesive Tape is so Unreasonably Noisy
- CSS, Now It’s Got Your 8086
- Fixing the Damage of a Botched SNES SuperCIC Mod
- Wind Power Is Taking Off In China– All The Way to 2000 m AGL
- Robot Looks Exactly Like a Roll of Filament, If Filament Had Eyes
- Driving WS2812Bs With Pure Logic
- Building the Haxocorder
- Bionode is Hand Truck Transformed into Mobile Computing Lab
- The Curse of the Everything Device
- Easily Replaceable USB-C Port Spawned By EU Laws
- The Engineering of a Jimi Hendrix Performance
- Taser Chess Teaches Valuable Lessons the Hard Way
- The MOST Effective Thermal Mass Works Like a Sunburn
- Adding a Panadapter to a Classic Receiver
- Random Number Generator Uses Camera Noise
- Stop Ironing 3D Prints
- Building An Interactive Climbing Wall
- Control Your Smart Home With Trek -Inspired Comm Badge
- What One-Winged Squids Can Teach The Airship Renaissance
- Sub-Second Volumetric 3D Printing
- Restoring a Yamaha DX7 Synthesizer
- Interplanetary Clock Keeps Time Across the Solar System
- TAT-8 — The First Transatlantic Fiber — Rises Again
- Elongating a BMX For Drag Racing
- Peltier Fridges Have Early Death
- A TV Transmitter From An STM32
- Keebin’ with Kristina: the One With the Uni-body That Does the Splits
- Real-time Shader, Running on a Game Boy Color
- Railguns: Making Metal Go Fast Using the Lorentz Force
- The Challenges of Simulating a Human Brain on a Supercomputer
- Modded Lightbox Makes For Attractive LED Matrix Display
- QUOD is a Quake-Like in only 64kB
- How to Restore your 19th-Century Lancashire Boiler to Hold 120 PSI
- X-Ray a PCB Virtually
- ATABoy is an Open Source USB Bridge For Old IDE Drives
- Tech In Plain Sight: Projection Clocks
- Nuclear Waste Remediation by Proton Beam
- How Safe Are Old Airbags, Anyway?
- Calculus by Oscilloscope
- A Candle-Powered Light
- Running in Printf
- Testing the Pressure Limits for Glass in Water Cooling Blocks
- Hackaday Links: February 22, 2026
- Meshtastic Does More Than Simple Communication
- What About the Droid Attack on the Repos?
- Recreating Mega Man’s Mega Buster
- Inside a Compact Intel 3000 W Water-Cooled Power Supply
- Exclamation Point Indicates Worthy Notifications
- Why Chains are Still Better for Bicycles than Belts
- Quieting Noisy Resistors
- How the Intel 8087 FPU Knows Which Instructions to Execute
- Miranda’s Unlikely Ocean Has Us Asking If There’s Life Clinging On Around Uranus
- Retrotechtacular: Bleeding-Edge Memory Devices of 1959
- In Praise of the Proof of Concept
- Love Complex Automata? Don’t Miss The Archer
- MicroGPT Lets You Peek with Your Browser
- Electric Jeep With Modified Prius Hardware
- Displaying the Rainbow
- Panoramic Film Camera Made from 3D Printed Parts
- Porting Super Mario 64 To the Original Nintendo DS
- Hackaday Podcast Episode Ep 358: Soft Displays, LCD Apertures, and Mind Controlled Toys
- Auto-Reloading Magnet Dispenser Can Feed Itself
- HD on a VHS Tape? How Did They Do It?
- Ask Hackaday: Do You Have a Dead Man’s Switch?
- NextSilicon’s Maverick-2: the Future of High-Performance Computing?
- Cheap Writing Deck Eschews Distractions
- The Joy of Making Handheld Tetris From Scratch
- Microsoft Uses Plagiarized AI Slop Flowchart to Explain How Git Works
- Poking at the ESP32-P4 and -C6 Dies in an ESP32-P4-M3 Module
- RP2040 Powers A MIDI-Controlled Soundboard
- Fixing a Destroyed XBox 360 Development Kit
- The History of the View-Master
- Thermoforming Printed Parts with Hot Water
- The Requirements of AI
- New Tool Makes 3D Printed PCBs, Fast
- Mag-Lev Lemming Refuses To Fall
- Diamond Age-Inspired Pocket Watch Has ESP32 Inside
- Taking Photos With Scotch Tape Instead Of A Lens
- Inside a Dutch Street Organ: The Art of Mechanical Music-Making
- Creating the World’s Most Efficient Quadcopter Drone
- 2026 Hackaday Europe Call for Participation: We Want You!
- Sliderule Simulator Teaches You How To Do Calculations The Old Fashioned Way
- The Dismal Repairability of Milwaukee Tools
- Ancient Ice production
- An Open Source Client for World of Warcraft
- The Raspberry Pi as a Studio Camera
- Retro Rover: LT6502 Laptop Packs 8-Bit Power on the Go
- Bruteforcing Accidental Antenna Designs
- Custom VR Headset Uses Unconventional Displays
- 3D Printed Jack Mixes Two Filaments For Great Performance
- LEGO Orrery Gets A Real-Time Drive Upgrade
- Running Pokémon with a Compass and Straightedge
- The Complicated Legacy of Mind Controlled Toys
- AirTag Has Hole Behind the Battery? It’s Likely Been Silenced
- Using 3D Printed Breadboards to Accommodate Wide Boards
- Performing an Autopsy on 15 Dead Battle Born LFP Batteries
- What the FDA’s 2026 Wellness Device Update Means for Wearables
- A Basic Guide To Shielding
- A Computer That Fits Inside A Camera Lens
- Retrotechtacular: Mr. Wizard Jams with IBM
- Keebin’ with Kristina: the One With the NEO With the Typewriter Shell
- How Volunteers Saved a Victorian-Era Pumping Station From Demolition
- Real LED TVs Are Finally Becoming A Thing
- A Novelty Clock Makes The Best Tiny Mac Yet
- Inside a Fake Mean Well DIN-rail PSU
- Microfluidic Display Teaches The Basics
- Removing the BIOS Administrator Password on a ThinkPad Takes Timing
- Hackaday Links: February 15, 2026
- Software Development on the Nintendo Famicom in Family BASIC
- Can a Scan Tool Kill a Car?
- Nobody Can Complain When you Fart, If It’s For Science!
- GameCube Dock for Switch, Revisited
- The WalMart Atomic Clock
- Real-Time 3D Room Mapping with ESP32, VL53L5CX Sensor and IMU
- Reverse Engineering a Dash Robot with Ghidra
- Vintage Canadian Video Hardware Becomes Homebrew Computer
- Windows 98 on a 2020 ThinkPad P14s Gen 1 Laptop
- Honor Thy Error
- There’s Always Room for 3D Printed Batteries
- Building the Most Simple Motor in Mostly LEGO
- Rock Sphere Machine Produces Off the Charts Satisfaction
- Why Diamond Transistors Are So Hard To Make
- R2D2 Gets New Brains
- Inside Raiders of the Lost Ark (Atari Style)
- Custom Clamshell Cyberdeck Shows Off Underlighting
- Hackaday Podcast Episode 357: BreezyBox, Antique Tech, and Defusing Killer Robots
- MyMiniFactory has Acquired Thingiverse Bringing Anti-AI Focus
- The Engineering of the Falkirk Wheel
- 3D Printing Pneumatic Channels With Dual Materials for Soft Robots
- Restoration of Antique Clock With Unique Oscillator
- Argon ONE UP: Test-Tasting a Raspberry Pi CM5 Based Laptop
- Does this Electron Make Me Look Fat? Weighing an Electron
- Harmonic Radar Finds Hidden Electronics
- Storing Image Data As Analog Audio
- Exploring Homebrew for the Pokémon Mini
- The Death of Baseload and Similar Grid Tropes
- Bash via Transpiler
- Practice Makes Perfect: The Wet Dress Rehearsal
- Correlating Electric Cars With Better Air Quality
- Making Effective, Affordable Water Level Monitors
- Making a Functional Control Panel of the Chernobyl RBMK Reactor
- Implementing 3D Graphics Basics
- DIY Wall-Plotter Does Generative Art, But Not As We Know It
- Thermoforming: Shaping Curvy Grilles With No Supports
- FLOSS Weekly Episode 864: Work Hard, Save Money, Retire Early
- Motorola’s Password Pill Was Just One Idea
- Vintage Film Editor Becomes HDMI Monitor
- PROFS: The Office Suite of the 1980s
- Forget Waldo. Where’s Luna 9?
- Designing a Compact RGB 14-Segment Display
- Scanning Table for the Professional Maker
- The Complex Engineering of Runways
- Making a Hidden Door Status Sensor
- Pi Pico Learns Morse Code
- Building a Self-Playing Chess Board Robot
- The Best USB To VGA Converter For The Job
- Is That Ancient Reel Of PLA Any Good?
- ReMemory is the Amnesia-hedging Buddy Backup You Didn’t Know You Needed
- Gaming on an Arduino Uno Q in Linux
- IBM Made a Sound Card? Who Knew!
- Why Haven’t Quantum Computers Factored 21 Yet?
- A Working Intercom From Antique Telephones
- Upcycling an iPad into a Touchscreen Display for your PC
- Converting AC Irrigation Valves To DC Operation
- Keebin’ with Kristina: the One with the Height-Adjustable Key Caps
- Living in the (LLM) Past
- Ask Hackaday: How Do You Detect Hidden Cameras?
- Lessons Learned After a Head-First Dive Into Hardware Manufacturing
- A New and Strangely Strong Kind of Plastic
- Pendulum Powered Battery
- Kodak MC3: Everything But a Phone In 2001
- Hackaday Links: February 8, 2026
- Wooden Case Makes a 2026 TV Stylish
- Habit Detection For Home Assistant
- Investigating the Science Claims Behind the Donut Solid State Battery
- Upgrading The E-mu Audity 20 Years After Factory Support Ended
- Upgrading An Old Macbook With an Old Processor
- 555-Based Square-Wave and Triangle-Wave Function Generator Build for Beginners
- A Simple Desktop Pomodoro Timer
- When Clever Hardware Hacks Bite Back: A Password Keeper Device Autopsy
- 180 Shots on a Roll with the Little Stupid Camera
- A Failed SwitchBot Plug Mini and Cooking Electrolytics
- Making a DIY Refrigerated Vest With Battery and Solar Power
- Robots Talking to Robots
- He’s a Wrapper (Wire Wrapper, That Is)
- Why PlayStation Graphics Wobble, Flicker and Twitch
- CIA’s World Factbook is Gone
- Welding Nuts Inside Metal Tubes, Painlessly
- Driving Sim Handbrake Based on Load Cell
- Fidget Clicker Becomes Miniature Game Console
- Hackaday Podcast Episode 356: Nanoprinting, Vibe Coding, and Keebin’ with Kristina, IN HELL!
- It’s Not a Lomo Smena 8M, But it’s Not Far Off
- The Weird Propeller That Offers Improved Agility On The Water
- BreezyBox: A BusyBox-Like Shell and Virtual Terminal for ESP32
- Full-Blown Cross-Assembler…in a Bash Script
- Getting the VIC-20 To Speak Again
- A Deep Dive Into Inductors
- Gimmick Sunglasses Become Easy Custom Helmet Visor
- Toybox Tractor: Plywood, Lathe Hacks, and 350W of Fun
- DIY Macropad Rocks a Haptic Feedback Wheel
- Big Heat Pumps Are Doing Big Things
- Three Decades Of ReactOS
- How Industrial Robot Safety Was Written in Blood
- Electronic Waste Graveyard Immortalizes Dead Electronics
- When Mains Networking Fails, Use Phone Wires
- Restoring the Soul of a 1940s Radio
- Detecting Helium Leaks with Sound in a Physics-Based Sensor
- 5K iMac Turned Into 5K Display
- Kei Truck Looks Like a Giant Power Tool
- FLOSS Weekly Episode 863: Opencast: That Code is There for a Reason
- Keebin’ with Kristina: the One with the RollerMouse Keyboard
- A Keyboard for Anything, Without a Keyboard
- I, Integrated Circuit
- Comparing a Clone Raspberry Pi Pico 2 With an Original One
- Symbian On Nokia Lives Again, In 2026
- A VIC-20 Emulator In Your Browser
- Optical Combs Help Radio Telescopes Work Together
- LEGO Typewriter Writes Plastic Letters
- Rewinding a Car Alternator for 240 Volt
- Ysgrifennu Côd yn Gymraeg (Writing Code in Welsh)
- The Surprising Hackability Of A Knock-Off Chinese Toy Camera
- The Graph Theory of Circuit Sculptures
- After 30 Years, Virtual Boy Gets its Chance to Shine
- LED Interior Lighting Could Compromise Human Visual Performance
- How Resident Evil 2 for the N64 Kept its FMV Cutscenes
- [Yang-Hui He] Presents to The Royal Institution About AI and Mathematics
- KDE’s Default Login Manager Binds Itself to Systemd
- Print-in-Place Gripper Does It With a Single Motor
- A Higher-End Pico-Based Oscilloscope
- Usagi’s New Computer is a Gas!
- Teardown of an Apple AirTag 2 With Die Shots
- How Vibe Coding is Killing Open Source
- Running DOOM and Super Mario 64 Inside a PDF File
- An Event Badge Re-Imagined As A Cyberdeck
- CPU Scheduler Divines The Will Of The Heavens
- Fixing Sony and Philips’ Doomed CD-i Console
- Hackaday Links: February 1, 2026
- The Latest from RepRapMicron – Nail Gel, First Objects, and More
- A DIY Headset For SteamVR
- iPhone Becomes a Bluetooth Keyboard And Mouse
- Limiting Battery Risk On Repurposed Smartphones With PostmarketOS
- Building a Metal 3D Printer with a Laser Welder
- Lumafield Peers into the 18650 Battery
- Changing Print Layer Patterns to Increase Strength
- Motorized Faders Make An Awesome Volume Mixer For Your PC
January 2026
- Thomas Edison May Have Discovered Graphene
- Cheap Smart Ring Becomes MIDI Controller
- Secret Ingredients
- Playing YouTube From The Command Line
- Surviving the RAM Price Squeeze With Linux In-Kernel Memory Compression
- Crouching Typewriter, Hidden PC
- Writing an Optimizing Tensor Compiler from Scratch
- Need a Curved Plastic Mesh? Print Flat, Curve Later
- Ordering Pizza On Your Sega Dreamcast Is Very Clunky Indeed
- Do Expensive Filaments Make 3D Printed Wrenches Better?
- Hackaday Podcast Episode 355: Person Detectors, Walkie Talkies, Open Smartphones, and a WiFi Traffic Light
- Whipping Up A Quick Adapter To Hack The Xbox 360
- Building Natural Seawalls To Fight Off The Rising Tide
- Comprehensive Power Management for the Raspberry Pi
- Companion MIDI Pedal Helps Roland Groovebox Along
- Lazarustorm Lets a PiStorm Live Outside Your Old Amiga
- Rare-Earth-Free Magnets With High Entropy Borides
- Solar Supercapacitor Lamp Probably Won’t Get You Saved At Sea
- Handheld Steering Wheel Controller Gets Force-Feedback
- The Inner Workings of the Intel 8086’s Arithmetic Logic Unit
- Did We Overestimate the Potential Harm from Microplastics?
- An E-Ink Macropad For Improved Productivity
- Ask Hackaday: How Do You Digitize Your Documents?
- These Ultra-Cute, Handsfree Walkie-Talkies Are Built For Cycling
- Building A Light That Reacts To Radio Waves
- Ultimate Picture Frame Combines Walnut and 3D Printing
- X-Cube Prism Becomes Dichroic Disco Ball
- Light Following Robot Does It The Analog Way
- Using 3D Printing and Copper Tape to Make PCBs
- FLOSS Weekly Episode 862: Have Your CAKE and Eat It Too
- The Fancy Payment Cards of Taiwan
- Wikipedia as a Storage Medium
- The Amazing Maser
- Make Your Own ESP32-Based Person Sensor, No Special Hardware Needed
- Computer History Museum Opens Virtually
- Electric Lawnmower Gets RC Controls
- How HP Calculators Communicate Over Infrared
- Smoothie Bikes Turned Into Game Controllers
- Servicing the ‘Not Serviceable’ Bearings on a Vacuum Power Head
- Post-rampocalyptic Chip-Swap Provides Desktop Memory at Laptop Prices
- Regrowing Teeth Might Not Be Science Fiction Anymore
- Running DOOM on Earbuds
- Zombie Netscape Won’t Die
- Pi Compute Module Powers Fully Open Smartphone
- Why Diffraction Gratings Create Fourier Transforms
- The History of Tandem Computers
- One Hundred Years Of Telly
- Create a Tiny Telephone Exchange with an Analog Telephone Adapter
- Restoring a 1924 Frigidaire B-9 Refrigerator Back to Working Condition
- Keebin’ with Kristina: the One with the Split with the Num Pad
- Astronomy Live on Twitch
- Does Carbon Fiber PLA Make Sense?
- The cURL Project Drops Bug Bounties Due To AI Slop
- LLM-Generated Newspaper Provides Ultimate in Niche Publications
- Augmented Reality Project Utilizes the Nintendo DSi
- Bike Spokes, Made of Rope
- Hackaday Links: January 25, 2026
- Balancing a Turbine Rotor to 1 Milligram With a DIY Dynamic Balancer
- SSH over USB on a Raspberry Pi
- This Unlikely Microsoft Prediction Might Just Hit The Mark
- Inside a Sketchy Mains Voltage Touch Control Dimmer
- Commodore 64 Helps Revive the BBS Days
- Building A Little Quadruped Robot
- Tamper Detection with Time-Domain Reflectometry
- Ancient Egyptian Flatness
- Wireless MIDI Controller Has Lots Of Knobs
- Reviewing Tweezers for Microsoldering and SMD Work
- Crazy Old Machines
- Isolated AC/DC Power Supply and Testing Station for 230 V Devices
- Environmental Monitoring on the Cheap
- Beer Keg Plumbing for a Liquid Rocket
- Polymer Skins That Change Color and Texture When Exposed to Water
- Lead Acid Battery Upgraded to Lithium Iron Phosphate
- PLA Mold To Plaster Bust, No Silicone Needed
- Wired to Wireless: ESP32 Gives Your USB Keyboard Bluetooth
- Hackaday Podcast Episode 354: Firearms, Sky Driving, and Dumpster Diving
- The Defunct Scooter Company, and the Default Key
- Size (and Units) Really Do Matter
- Embedded TPM: Watch Out!
- Vacuum Fluorescent Displays Explained
- A 1970s Electronic Game
- Nic Barker Explains ASCII, Unicode, and UTF-8
- Silica Gel Makes For Better 3D Prints
- Converting a Nebra Cryptocurrency Miner To a Meshcore Repeater
- Touchless Support Leaves No Mark
- New Drug Hopes To Treat Sleep Apnea Without Masks
- STL Editing with FreeCAD
- Skimming Satellites: On the Edge of the Atmosphere
- PlayStation 3 Emulator RPCS3 Can Play Nearly Three-Quarters of All PS3 Games
- Ordering Pizza On The Nintendo Wii (Again)
- Binary and Digital Gradients for Telling Time
- Simulating Pots with LTSpice
- Driving A DAC Real Fast With A Microcontroller
- Repair and Reverse-Engineering of Nespresso Vertuo Next Coffee Machines
- FLOSS Weekly Episode 861: Big Databases with OpenRiak
- Retrotechtacular: RCA Loses Fight to IBM
- Fiber Optic Lamp Modified To Be Scarily Bright
- Tech in Plain Sight: Finding a Flat Tire
- Espressif Introduces the ESP32-E22 Wi-Fi 6E and Bluetooth Co-Processor
- Can Skynet Be a Statesman?
- Self-Powered Top Spins for Hours
- Block Devices in User Space
- RAM Prices Got You Down? Try DDR3. Seriously!
- Nixie Gear Indicator Shines Bright
- The Windows Interface You Didn’t Like, For Linux
- What Isaac Roberts Saw Without a Space Telescope
- Demonstrating The Sheer Lack Of Security In First Gen Cellular Networks
- Marion Stokes Fought Disinformation with VCRs
- Inside Air Traffic Control
- DIY Magnetic Markers Help 3D Scan Tricky Objects
- BASIC on a Calculator Again
- Silicone Bakeware Might be Bad for Your Liver
- Robot Sees Light with No CPU
- How to use Tiny Open Loop Actuators for a Living Mirror
- Flux and Solder Paste Dispenser Looks Good While Doing It
- Keebin’ with Kristina: the One with the Ball-Joint Keyboard
- SoundSlab: How to Make a Synthesizer With All the Button Screens
- Tolerating Delay with DTN
- Washington State Bill Seeks to Add Firearms Detection to 3D Printers
- TV Remote Uses Floppy Disks
- Review and Demo of the Zoyi ZT-QB9 Smart Clamp Meter
- A Guide To Using Triacs For Switching AC
- Hackaday Links: January 18, 2026
- Accurately Aiming Audio with an Ultrasonic Array
- Making a mountain bike data acquisition system
- What to do With a Flash-less ESP32-C3 Super Mini Board?
- Calculating the Capacitance and ESR Specifications for the Output Capacitor in Your Switching-Mode Power Supply
- Beating the World Record for Fastest Flying Drone Once Again
- A Petabyte NAS Using Consumer-Grade Parts
- The Shelly 2.5 Smart Relay Design Flaw Killing Capacitors
- The Cutest Weather Forecast on E-Ink and ESP32
- The Journey of Finding the Right Press Brake
- The Best Robot Mop System: Flat, Spinning, or Roller?
- Get Bored!
- Arnis Brings the World to Minecraft: Bedrock Edition
- The eMac: Using Apple’s Forgotten Educational Mac in 2026
- DIY, Full-Stack Farm Automation
- How Accurate is a 125 Year Old Resistance Standard?
- Testing a Continuous Printing Mod for the Bambu Lab A1 Mini
- Jam like It’s the 1980s With A Mini-IBM PC
- Battle Born LFP Battery Melts With New Problem
- Hackaday Podcast Episode 353: Fantastic Peripherals, Fake or Not Fake Picos, and Everything on the Steam Deck
- Trying Out the Allwinner-Based Walnut Pi SBC
- Optimizing Software with Zero-Copy and Other Techniques
- WCH CH32M030: Another Microcontroller To Watch Out For
- A PSOne In the Palm of Your Hand
- What Happens When a Bug Rears its Head at Mach Two?
- Is the Theory of Special Relativity Wrong?
- Project Fail: Cracking a Laptop BIOS Password Using AI
- Building an Escape Room Lockbox with the ESP32 Cheap Yellow Display (CYD)
- Building a Carousel Autosampler
- The Random Laser
- AC Motor Converted into DC eBike Powerplant
- ISS Medical Emergency: An Orbital Ambulance Ride
- Looking at a Real Fake Raspberry Pi RP2040 Board
- Windows? Linux? Browser? Same Executable
- Philips Kid’s Kit Revisited
- Making Code a Hundred Times Slower With False Sharing
- Dad Makes Kid’s Balance Bike Into Electric Snow Trike Like a Boss
- A New Life For An Old Amplifier
- FLOSS Weekly Episode 860: Elixir Origin Story
- Genetic Therapy Aims To Bring Hearing To Those Born Deaf
- ESP32-P4 Powers Retro Handheld after a Transplant
- Clone Wars: IBM Edition
- Pushing China’s EAST Tokamak Past the Greenwald Density Limit
- An Open Source Electromagnetic Resonance Tablet
- Atari Brings the Computer Age Home
- When Electricity Doesn’t Take the Shortest Path
- Old Windsurfers Become New Electric Surfboards
- Hacking the Krups Cook4Me Smart Cooking Pot for Doom
- Playing Factorio on a Floppy Disk Cluster
- Finding a Way To Produce Powerful Motors Without Rare Earths
- Great Trains, Not So Great AI Chatbot Security
- Ask Hackaday: Do You Curb Shop Components?
- An SD Card of Your Own For Microcontroller Projects
- Fixing a KS Jive DAB Radio with a Dash of Fake ICs
- The ARCTURUS Computer Developed at Sydney University in the 1960s
- Electronic Nose Sniffs out Mold
- Optimizing a Desktop, 3D Printed Wind Tunnel
- The Distroless Linux Future May Be Coming
- Michelson Interferometer Comes Home Cheap
- Keebin’ with Kristina: the One with the Cheap-O Keyboard
- Chasing The Coca-Cola Recipe
- A Linux Power User Puts SteamOS to Work
- High-Tech Trailer Brings Water Home
- Making a CRT Spin Right Round, Round, Round
- Design of Common Emitter Amplifier
- Taking a Look at Variable Vacuum Capacitors
- Smart Home? Make It Smart Quarters With This LCARS Dashboard
- EnderSpark: Convert Your Broken Creality FDM Printer Into An EDM machine!
- A New Kind of Inductively-damped Compass
- The Intel 8087 and Conditional Microcode Tests
- The SCSI Film Scanner Resurrection
- A Much Faster Mac On A Microcontroller
- Reverse-Engineering the Tamagotchi IR Connection
- ESP with EEG — No, Not That ESP!
- A 1990s VNA Gets An LCD
- Simplifying the SmartKnob
- Multi-material Parts the Easy Way
- For the Fun of It
- Texas Instruments Explain Low-Dropout Linear Voltage Regulators
- Yamato-1 : the World’s First Ship With Magnetohydrodynamic Propulsion
- BASIC Programming With No Strings Attached
- Math Breakthrough Helps Your Feng Shui
- Bose SoundTouch Smart Speakers get an Open Source Lifeline
- Seeing Sound with a Laser
- A UI-Focused Display Library For The ESP32
- Fighting Food Poisoning With A Patch
- Hackaday Podcast Episode 352: Visualizing Sound, and Windows 11 Is a Dog
- NPAPI and the Hot-Pluggable World Wide Web
- Play Games in UEFI…to Access Your Computer
- HORUS Framework: A Rust Robotics Library
- Repairing Brittle Plastic Retro Computer Cases
- The Staggering Complexity and Subtlety of Concurrency
- M8SBC-486 is an FPGA-Based “Kinda PC Compatible” 486 SBC
- Electric Snowblower Clears the Way With Hobby Parts
- The Full-Sized 32-Wheeled, Articulated Bus Built for a 1976 Movie
- It’s Not a Leica, It’s a Lumix
- The Time Clock Has Stood the Test of Time
- Drive 1024×600 Pixels via I2C with an ATtiny85
- The Issue With Wii U Gamepads and How to Clone Them
- The Unreasonable Effectiveness of the Fourier Transform
- Co-Extrusion Carbon Fiber FDM Filament Investigated
- DIY Grid Dip Meter Teardown
- Graphing Calculator Gets USB-C Upgrade
- Testing Laughing Gas for Rocket Propellant
- How Do PAL and NTSC Really Work?
- Build a 2K Resolution MSLA 3D Resin Printer for Cheap
- The Rise and Fall of The In-Car Fax Machines
- An RP2040 Powered ADS-B Receiver
- Repairing a Self-Destructing SRS DG535 Digital Delay Generator
- This 8-Bit Commodore PET Was Hard to Fix
- Faraday Effects Emerging from the Optical Magnetic Field
- The Many Questions and Challenges with DIY Hydroelectric Generators
- Tired of Burnt Fingers? Try PID Tuning the Hot Glue Gun
- PiStorm68K Offers Supercharged Retro Amiga Experience
- Linux Fu: Yet Another Shell Script Trick
- The use of Ultrasound to take on Cancerous Tumors
- How Advanced Autopilots Make Airplanes Safer When Humans go AWOL
- Super Mario 64 , Now With Microtransactions
- Powering on a 1985 Photophone CP220 Videoconference System
- Messing With JPEGs in a Text Editor is Fun and Glitchy
- Close-Up Look Reveals that Raindrops Are More Erosive than Assumed
- Tying up Loose Ends on a Rope-based Robot Actuator
- Putting the M in a UNI-T MSO
- Commodore Disk Drive Becomes General Purpose Computer
- Hands On WIth The Raspberry Pi Compute Module Zero
- Popular Science Experiments in Sound During the 19th-Century
- 2025: As The Hardware World Turns
- GitHub Disables Rockchip’s Linux MPP Repository After DMCA Request
- An RPN Calculator and a Bonus VFD Clock From Casio Revival
- Reviving ReBoot With a Tape Deck Repair
- Bicycle Tows 15,000 Pounds
- Print Pixel Art to a Floppy Disk
- Modifying a QingPing Air Quality Monitor for Local MQTT Access
- Sleeping Rough in Alaska with a USPS Cargo Bike
- Ray Marching in Excel
- Exploring Nintendo 64DD Code Remnants in Ocarina of Time
- Are We Ready for AR Smart Glasses Yet?
- Quote Printer Keeps Receipts
- FPGA Dev Kit Unofficially Brings MSX Standard Back
- Apollo Lunar Module Thrust Meter Lives Again
- Teardown of Boeing 777 Cabin Pressure Control System
- The Setun Was a Ternary Computer from the USSR in 1958
- Pickle Diodes, Asymmetric Jacobs Ladders, and Other AC Surprises
- Printing in Metal with DIY SLM
- Zork Running on 4-Bit Intel Computer
- Benchmarking Windows Against Itself, from Windows XP to Windows 11
- A Steam Machine Clone For An Indeterminate but Possibly Low Cost
- Qron0b: a Minimalist, Low-Power BCD Wristwatch
- Adding Solar Power to an Electric Tractor
- Jailbreaking the Amazon Echo Show
- Hackaday Podcast Ep 351: Hackaday Goes To Chaos Communication Congress
- Low-Cost, Portable Streaming Server
- Liquid CO2 For Grid Scale Energy Storage Isn’t Just Hot Air
- Print Your Own Standardized Wire Spool Storage
- Making the Fastest LEGO Technic Air-Powered Engine
- Terminal-Based Web Browsing with Modern Conveniences
- Putting a Cheapo 1800W DC-DC Boost Converter to the Test
- Building a Steam Loco These Days is Nothing But Hacks
- Our New Years Wish is to Hide in a Giant Pokéball
- The Cutting Truth about Variable Capacitors
- Jon Peddie’s The Graphics Chip Chronicles On Graphics Controller History
- Trace Tracing to the Tunes
- The Many-Sprites Interpretation of Amiga Mechanics
- Virus-Based Thermoresponsive Separation of Rare-Earth Elements
- Tick, Tock, Train Station Clock