Recent Projects

What if you could run an entire automated greenhouse, a security network, and a heavyweight AI Edge Cluster without plugging into the wall?

Springhouse

A controller for rovers and drones integrating the Raspberry Pi Pico, a 2.8in touchscreen, nRF24L01, wireless charging, & more.

Robot & Drone Controller

Building a modern interpretation of a polyphonic modular analog synthesizer at the transistor level, inspired by early 1970s-80s designs.

Polyphonic Analog Synthesiser

charlie-theobald Charlie Theobald

Dead Kurzweil SP4-7 converted into a self-contained synthesizer. Arduino Mega for key scanning, Raspberry Pi 5 + Zynthian for audio, custom

I Turned a Broken Keyboard Into a Full DIY Synth

seileremerson seiler.emerson

A fully custom ESP32-based thermostat designed for 120V fan coil systems with dimmable OLED, HA integration, and a clean wall-mount design

ESP32 Smart Thermostat for 120V Fan Coil System

The ultimate open-source aquarium LED and mobile app.

High-Power Smart WiFi Aquarium LED

An expandable 68000 based computer

Y Ddraig - My 68000 Computer

stephen-moody Stephen Moody

Anyone can learn and play Piano with an ESP32 and some LEDs

Pianethor

dumb le door (no more) is just a device i made in order to open my apartment's lobby door without the use of the ol' key

dumbledoor

luis-sousa Luis Sousa

Annually, tens of thousands of drifting FAD buoys are deployed in the ocean. Let's upgrade them for cutting-edge marine research.

Echo Sounder Buoys: Upcycling Playbook

brett-smith Brett Smith

Gamma spectrometer using scintillation crystal, Silicon Photomultiplier (SiPM), and all-digital FPGA signal processing

Silicon Photomultiplier Gamma Spectrometer

robert-gawron Robert Gawron

Some very simple PCBs to make it easier to work with Kailh MX or Choc hotswap sockets

Snowshoe Single Keyswitch Hotswap Boards

david-h-bronke David H. Bronke

The best Open-Source quadruped robot for learning AI and robotics.

TNY-360: High-Speed Closed-Loop Quadruped Platform

paul-loisil Paul LOISIL

A retrosystem based on the elegant 8/16 bit 6809 processor capable of running UniFLEX and OS9 level II multiuser/multitasking OS

6809/6309 Eurocard CPU System

roelof4 roelof4

Legend has it: More Screens = More Skill

Duo Monitor Steam Deck

Systematically quantifying sleep behavior by capturing and analyzing how body weight is distributed across a sleeping surface over time.

Quantifying Sleep Positions With Body Weight

bret-bernhoft Bret Bernhoft