Recent Projects

An ESP32-powered desk gadget with six round displays, with one touch its start spinning.

YUMO Roulette — A "Floating" Spinning Desk Gadget

yumobuilds YUMO.BUILDS

7-segment displays A hand-bent brass wire sculpture, clock powered by ESP32-C3 with NTP time sync.

YUMO GLOBE - Digital Clock

yumobuilds YUMO.BUILDS

A freeform brass wire sculpture featuring a round capacitive touch screen, 6-axis IMU auto-rotation, and reactive led filaments.

YUMO SMART CUBE: Touch screen/ESP32-S3 Brass Wire

yumobuilds YUMO.BUILDS

Tiny ESP32-C3 desk gadget with OLED, live weather sensing, proximity glow & a phone-controlled web interface.

YUMO PULSE — ESP32-C3 Desk Gadget

yumobuilds YUMO.BUILDS

Simple, inexpensive bird feeder that dispenses peanuts in exchange for dropping stuff in a hole. A vending machine for clever birds.

Vending Machine for Birds

stephen-chasey Stephen Chasey

Vector interface for analog CRT in X-Y-Z-mode for use with a Whirlwind I emulated on a RASPI

Whirlwind I Vector Interface

rainer-glaschick Rainer Glaschick

A simple ESP32-C3-based music box with over 10,000 melodies

Ringtone NyamBox

Pushing an 8-bit MCU far beyond what it was designed for

AVR-Laptop

vladimir-tsibrov Vladimir Tsibrov

Celebrating 50 years of Tiny Basic by implementing a custom micro-coded 16/32-bit CPU that executes it directly (up to 100MHz)

CPU running Basic

X/Y Plotter for high wattage UV LEDs to expose Cyanotype and other printing methods.

Analog Pixel Art: DIY Cyanotype Printer

ESP32-S3 FIDO2 prototype: touch AMOLED, microSD apps, HID scripts, USB/BLE AirMouse and an IMU BLE Gamepad. A key that got carried away.

EvilKey: I Needed a FIDO2 Key. Then the Maker Brain Took Over.

michal-wojciechowski Michal Wojciechowski

Text on a small display should come alive. It started with clock digits made of Bézier curves; this is where the idea went.

Bringing Text to Life on an ESP32

anton-petrusevich Anton Petrusevich

A 32-game console on a custom dual-issue RV32IM CPU and a DE0-Nano FPGA, running DOOM, CP/M 2.2 and Chip-8 bare-metal

Retro Gaming Console on RV32IM CPU (DE0 Nano FPGA)

mjagadeesh97 M_Jagadeesh97

An ESP32 fitness companion with a round touchscreen, pixel avatars, and activity stats synced from your phone over Bluetooth.

Fitness companion app for ESP32 and smartwatches

javier-rengel Javier Rengel

A fully open-source, standalone smart thermostat for HVAC and European heating systems.

Hestia32 - Open Source Smart Thermostat

I’m working on a small indoor mobile robot designed to navigate around a house or workshop without relying on a predefined path.

Low-Cost Indoor Robot That Maps Rooms

julie-paul julie paul