Recent Projects

A Wi-Fi doorbell in which the ESP sends only raw fingerprint images, and the server matches them. Hack the device, get nothing.

Fingerprint Doorbell with Server-Side Matching

strangerand strange.rand

An open-source e-ink monitor for your bedroom: CO₂, temperature, humidity, light and noise, logged every night to your phone over Bluetooth.

Quiesco

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

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

A desktop lamp that is hackable, customizable and looks good. Add small magnetic modules for infinite functionality.

SateLight - A customizable, modular desktop light

Standalone PicoW RC Car + LeRobot

Raspberry PicoW driving a robot arm

adrian-cruceru Adrian Cruceru

Simple standalone irrigation controlled from multiple places

RP2040 irrigation via telegram/google calendar

adrian-cruceru Adrian Cruceru

FM synthesizer and drum machine with full sound editing, hardware from a Yamaha 1980’s home keyboard, firmware from scratch.

DRX70 – FM synthesizer module

In this video, we explore how to build a powerful off-grid, decentralized communication system with Elecrow ThinkNode M9 and USB MeshStick

Ultimate Off-Grid Communication Setup

mircemk mircemk

Build A Computer Out Of Random Parts

BACOORP

Get ready for a fun event and challenge yourself to a whole new world of water rocket engineering & any other projects you can make

HYPER S3 ROCKET + Power Protect Precise Portable

stemforgephil stemforge.phil

compact, energy-efficient, battery-powered system for ePaper-based display of information gathered via Wi-Fi

Tinta - low power wireless epaper device

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

My PDP-1 Replica (PiDP-1) from Obsolescence Guaranteed has arrived and I want to do something cool with it.

Lunar Lander for the PDP-1

michael-gardi Michael Gardi

Not all projects are a success - Grit can only take you so far (so far)

X-Tek Revolution Stays Dead

ahron-wayne Ahron Wayne