The Curious Engineer

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ElectronicsEmbedded / microcontrollers

’26
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204 from 26 Mar 2026 to 30 Oct 2026
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2026 204

  1. Spooky Keychain Arcade
  2. Desk Watch CYD: Touchscreen Clock and Digital Post-it
  3. GenAI on Arduino UNO Q spots and describes anomalies
  4. Build an NFC ePaper Display in 5 Minutes! | XIAO nRF54LM20A
  5. Portable Solar Charger & Power Supply
  6. Understanding Capacitor Charging and Discharging
  7. This Pumpkin Can See You Coming πŸŽƒ
  8. No API keys on disk: device identity in a $2 secure chip
  9. A Drone Brain on a Tiny FPGA SoC
  10. Send BLE Air Quality Data to Cloudflare D1 with Python
  11. LED Panel Common Whiteboard
  12. Magnet to Dashboard: Real-Time Magnetic Detection & KiwisIoT
  13. ESP32-S3 Wi-Fi Bridge for a USB Printer
  14. Heltec V3 Wi-Fi Weather Clock
  15. Offline E-Paper Maps for Heltec Wireless Paper
  16. Turbidity Monitoring with ESP8266 and KiwisIoT
  17. Macropad
  18. Ultimate Off-Grid Communication Setup
  19. PICO Arc
  20. Desk Watch JOY TEACHER: Arduino UNO Exam Console
  21. Project #26 – Radio Frequency – SI4713 FM – Mk28
  22. Vintage Phone AI Assistant
  23. Glove Based Robot Controller V2
  24. Real-Time Activity Recognition with RT-Spark
  25. Smart Water Bottle Reminder: Edge AI on RT-Spark
  26. Cute Desktop Robot: ESP-VoCat Eyes with Gemini Live
  27. 4WD SLAM Radar 2D Robot Car
  28. 3D Printed Robotic Camera Arm: Raspberry Pi 4 + Claude AI
  29. MP3 Player Cassette V2
  30. DIY USB Gamepad: Raspberry Pi Pico + 3D Printed Shell
  31. NasonNation Command: Hybrid Edge/GPU AI Security & Biometric
  32. Halloween - Uncanny Valley
  33. Reach your ESP32's web page from anywhere, plus logs and OTA
  34. Smart TDS Water Monitoring with ESP8266 and KiwisIoT
  35. DualMatrix Display with MQTT and NTP using W55MH32L-EVB
  36. ESP32 CYD Weather Station With Live Forecasts
  37. Understanding Hall Effect Switch Types
  38. FlyBot Trap Camera: Solar 4G Fruit-Fly Counter for US$39
  39. DIY Digital Microscope for Electronics & SMD Soldering
  40. Building a Wireless Ultrasonic Monitoring System
  41. CoralBoard SL: A Screw-Free, 3D-Printed Snap-Fit Case
  42. Display Jetson Orin Nano System Stats on an OLED Screen
  43. Master-Slave Clock System Design: NTP vs GPS vs 4G
  44. Building a Basketball Dribble Tracker with BLE
  45. Interlligent PV Energy Management Controller
  46. How Does Electric Current Actually Flow? The Physics Behind
  47. ContactSense: Predictive Electrical Joint Monitoring
  48. AerationWatch: Predictive Maintenance for Aeration Pumps
  49. Pump doctor
  50. CapDoctor Predicts Capacitor Failure in Power Supplies
  51. ScaleSense: Early Limescale Detection with EIS & Edge AI
  52. PumpPulse: Edge-AI Health Monitor for Borewell Pumps
  53. Rotation Aware Bearing Inspection Monitor
  54. AeraGuard: Edge-AI Health Monitor for Aquaculture Aerator
  55. Reaction Time Duel: a Two Player Reaction Game
  56. ESP32-S3 Smart Matrix(64x64) Wall Clock
  57. Desk Watch JOY STUDENT: Arduino UNO Joystick Console
  58. Smart 18650 Battery Charger with OLED
  59. 7 Segment Display - Modular HW/SW
  60. EdgePulse:TinyML Acoustic & Vibration Predictive Maintenance
  61. Running Micropython on E906
  62. MP3 Player on the RT-Spark
  63. Tiny Autonomous Robot with 2D & 3D SLAM Using a ToF Camera
  64. SysTools PST Password Remover Tool
  65. ControlPi
  66. Smart Alcohol Vapor Monitoring with ESP8266 and KiwisIoT
  67. Real-Time Distance Monitoring with ESP8266 and KiwisIoT
  68. Remote IoT Alert Control with ESP8266 and KiwisIoT
  69. Smart Water Monitoring with ESP8266 and KiwisIoT
  70. Running FreeRTOS SMP on RP2040/RP2350 with profiling
  71. Wireless Servo Control with ESP8266 and KiwisIoT
  72. Click to Glow: LED Control with ESP8266 and KiwisIoT
  73. Aqua Mitra – Smart Aquarium Companion
  74. Live Tilt and Motion Tracking with ESP8266 and KiwisIoT
  75. Li-Fi Transceiver: Transmit Data Using a Laser and Arduino
  76. Offline chest X-ray reports on a $249 Jetson: a vision model
  77. Desk Watch JOY AIR: Arduino UNO Air Quality Console
  78. Running ESP32 App with profiler on simulator
  79. ASCII Aquarium for ESPHome (CrowPanel 7")
  80. Touch to Cloud:Touch Detection with ESP8266 and KiwsIoT
  81. FacialRecognitionAttendance β€” VisionGuard
  82. Build a Simple Traffic Light with Arduino Uno
  83. Understanding Current and Voltage
  84. Make Them Kiss: Two Robot Arms, a Stream Deck, and Viam
  85. mod101 a robot arm you can tweak
  86. I Trained My Own 30M Parameter AI to Run on an ESP32
  87. Real-Time Heart Rate Tracking with ESP8266 and KiwisIoT
  88. RADIO DAYS β€” A Retro World Radio for Cardputer ADV
  89. Raindrops to Live Weather: ESP8266-Powered Rain Detection wi
  90. Raindrops to Live Weather: ESP8266-Powered Rain Detection
  91. Clawd Handy: The Open-Source AI Gadget in Your Pocket
  92. Real-Time EV Battery System via ESP8266 and KiwisIoT
  93. RelayScope (Arduino proof of concept)
  94. Printr: morning receipts for the whole family
  95. DIY ESP32 Universal Timer with Touchscreen & Rotary Encoder
  96. How Silicon Microchips Are Made: A Step-by-Step Visual Guide
  97. Opstracle Detection with KiwisIoT
  98. OmniNode AgriMesh: boxes that watch water and crop
  99. DIN Rail Power Monitor Reading Shelly EM Directly (ESP32)
  100. DIN Rail Home Power Monitor: ESP32 + OLED + Home Assistant
  101. AquaSentinel: Bluetooth Water-System Monitoring
  102. Precision GPS Speedometer: ESP32, TM1637 and RGB LED
  103. ESP32 Indoor Air Station: ST7789, ENS160, AHT21, BMP280
  104. Temperature, Humidity & Pressure Sensor for Home Assistant
  105. Physical Home Assistant Button: D1 mini + ESPHome + LED
  106. Home Power kW Meter: ESP8266 + WS2812B 8x32 + Home Assistant
  107. ESP32 NTP Clock on Dual WS2812B 8x32 LED Matrix
  108. ESP32 Weather Station on 16x32 WS2812B LED Matrix
  109. Car Courtesy Light Delay with Fade-Out (2 Transistors)
  110. Pico. Lab - Web-GUI Embedded Multitool
  111. Project #28 – Sensors – Shake Sensor – Mk31
  112. RFID Tag Reader with Arduino, RC522, LCD and 3D Printed Case
  113. Arduino 30-Minute Countdown Timer with LCD 16x4 & Relay
  114. Live Formula 1 & Football Dashboard on ESP32-P4 7"
  115. IoT-Based Office Environment and Power Monitoring Using ESP8
  116. Smart Dual Relay Control System Using NodeMCU and Kiwisiot
  117. IoT-Based Poultry Farm Monitoring System Using KiwisIoT
  118. Designing a Compact Embedded Computing Platform Around eMCP
  119. From Coding to Robotics: Build Your Own Microbit Robot
  120. ESP8266 Smart Office Monitoring System Using KiwisIoT
  121. kicad-irdrop: IR-drop analysis on real KiCad copper
  122. Handsy AI: Give an AI Eyes and Hands on an iPhone
  123. Upgrade Nano KVM: 1080p 60fps Gaming KVM
  124. Free Zephyr course from Witekio - Videos, code and PDFs
  125. Scanning BLE Sensors with CircuitPython and BleuIO
  126. Build a Full-Wave Rectifier with a MUR3060PT
  127. DIY Light-Sensitive Automatic Street Light Control System
  128. Bensterini's Lab
  129. Bringing up an IMX219 video pipeline on AMD Kria KV260
  130. Ultra-Low-Power COβ‚‚ Monitor Using CrowPanel E-Paper
  131. STM32F407 Bare-Metal Programming Without an IDE
  132. Multithreaded RT-Spark MP3 Player using FreeRTOS
  133. Bridgetek | Bridging EVE With Modbus Products
  134. Visible Light Communication (Li-Fi) for Text Data Transmissi
  135. Ultra-Low-Latency IPC: RISCV<->Linux Part 3
  136. Inspect WAV Metadata Without Exposing Its Text
  137. Our School's Water Tank Talks: M5Stack C6L + Meshtastic
  138. Inspect MIDI Sustain Pedal Events with Python
  139. Movie Leveler: A Raspberry Pi That Rides the TV Volume
  140. A High Schooler's Journey into Drone PCB Design
  141. AI Agent Beats ARM CMSIS-NN by 3.74x on nRF54LM20
  142. Desk Watch: Arduino UNO Console β€” MELODY & TEACHER Editions
  143. Off The Cloud: a Raspberry Pi 5 that replaces Google Photos
  144. PIR Motion Sensor with NodeMCU ESP8266 and KiwisIoT
  145. Upcycled AI HoloProject X1
  146. IoT-Based Servo Motor Control Using KiwisIoT Dashboard Slide
  147. Gas Sensor Monitoring with NodeMCU ESP8266 and KiwisIoT
  148. AC/DC Clamp Meter App – Free Phone Current Meter | SoifGo
  149. IoT-Based Dual Relay Control Using NodeMCU and Kiwisiot
  150. Smart Temperature Logger with Humidity and BLE Connectivity
  151. TinyML LoRaWAN industrial machine vibration sensor
  152. Sentinel V2: Industry 4.0 Smart Monitoring Node
  153. Smart Attendance System using ESP32 & RFID
  154. How to Play Any Video on 0.96" OLED Display using ESP32
  155. Build a Smart Farm Monitoring System with KiwisIoT
  156. Keyence 3D Profiller
  157. Smart Battery Voltage Tracking and Monitoring Using KiwisIoT
  158. Real-Time FreeRTOS Multisensor Room Monitoring System with S
  159. How to Build and Understand the Buck Circuit in 60 Seconds？
  160. STM32F407 RT-Spark Music Player Using FreeRTOS
  161. RT-Spark STM32 FreeRTOS MP3 Player
  162. ESP8266-Powered Smart Detection System Using KiwisIoT
  163. Microcontroller Based Portable Fluid Management Device
  164. Ultrasonic Sentinel KiwisIoT
  165. ESP8266-Ultrasonic-KiwisIoT
  166. TEMP209: Open-Source ATmega Temperature Controller
  167. UWB Distance Monitoring and Alert System Using Arduino and R
  168. Digital Clock using Quarky and Quarky Connect
  169. Meticom MC20901 Vision Sensor Interface
  170. ESP32 / ESP32-S3 Web Video Streaming Camera Server
  171. Build a Real 5-Band Parametric EQ with ESP32 + WM8960
  172. EcoRiego Edge
  173. DIY Project Guide: What's a Diode? The Easy Guide You Need
  174. The 0 Lux Test: Five AI Cameras Walk Into a Dark Room
  175. Thor Hammer
  176. IR-Sensor-IoT-Project-using-KiwisIoT
  177. UART on FPGA Board
  178. UDP Pixel Display & Stage Visualizer Additions Part 2
  179. A Free Toolbox for ESP32 & Electronics Builders
  180. VLM-Driven Spooky Sassy Jack-o’-Lantern on Arduino VENTUNO Q
  181. FALLOUT TERMINAL Rev 1.0
  182. Narsil 3b5278
  183. Interactive Games on Raspberry Pi Pico and DVI Sock
  184. Offline Weather Station Seeed XIAO SAMD21Plus+DFRobot Lark
  185. Desk Lyrics Display with Music Bars and a Dancing Figure
  186. Doom-Style 3D Shooter on a Tiny OLED with NU40 DK
  187. Desk Stock Ticker with Live Chart on a Tiny OLED
  188. Pixel Character That Copies Your Face on a Tiny OLED
  189. Commute Cheerleader: A Desk Board That Welcomes You In
  190. One-Button App Launcher for Your Mac with NU40 DK
  191. DIY Retro Camera (Afterglow)
  192. RayBot β€” glide like a ray, silent and propeller-free
  193. FPGA-Based Sobel Edge Detection with Forgix
  194. Smart Water Monitoring with ESP8266 and KiwisIoT
  195. Water Insights: IoT-Based pH Monitoring Using kiwisIoT
  196. ArduCAM Mini Meets the FPGA: A Pure-Logic VHDL Solution
  197. CavitaSense – Ultrasonic & Thermal Pump Cavitation Predictor
  198. NeuralGrid- Smart Predictive Load Intelligence System
  199. PyPortal Galaxy Viewer
  200. Project Diya: An AI "Digital Eye" for the Visually Impaired
  201. PPES Personal Protection and Exposure System
  202. Getting Started with Flipper Add-On Ethernet
  203. Custom PL Designs on Kria KV260 with AMD EDF v2025.2/v2026.1
  204. AlgaeSense : Using AI to grow and harvest algae autonomously