Recent Projects

The updated version of my previously created SolMate, a portable solar power bank.

SolMate 2.0

arnov-sharma Arnov Sharma

Classical ttester, li-ion powered, with zener measurement function, and stabilized power.

Transistor tester clone

mikhail-belkin Mikhail Belkin

Using NFC RF energy harvested from a phone tap to submit commands and start a microcontroller. No standby power.

Harvesting NFC Energy to Transmit Commands

Multi-emulation color stand-alone RS232 video terminal with sounds using an ESP32 and the FabGL library.

uTerm2-S: a multi-emulation color RS232 terminal

An easy to build homebrew SBC with a 68008 CPU. Two HW options: Lite and Full. Lite allows to build a 3 ICs 68008 system running CP/M-68K.

68k-MBC: a 3 ICs 68008 homebrew computer

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

Tinta - low power wireless epaper device

Building bio inspired realistic looking humanoid robots to do chores and sports and stuff.

My Advanced Realistic Humanoid Robots Project

An easy to build homemade single board computer with a V20HL aka uPD70108H (8088 + 8080) or 80C88 CPU. CP/M-80, CP/M-86 and MSDOS supported.

V20-MBC: a V20 (8088 + 8080) CPU homebrew computer

A hardwired 4-bit CPU built from discrete digital components—no coding, no microcontroller. Every part built from the ground up.

MT-4 CPU V1.1

tiwarimanikanand

ESP32-S3 camera board with 5MP OV5640, ICM-42670 IMU, I2S mic and microSD — open source vision co-processor for robotics.

Proton AI Core Vision+

A DIY Fumehood for soldering and resin-printing from an old barrel

DIY Fumehood for resin-printing and soldering

jakob-spindler Jakob Spindler

It is built around the ESP32 microcontroller. Unlike a traditional weighing scale that only displays weight this can send wirelessly data

Smart Weight Scale Machine based one ESP32

Home_LAB

rhea-rae Rhea Rae

A leftover project for leftover chips

8 pin MCU temperature and humidity meter

ken-yap Ken Yap

An LLM plays real DOOM on a custom ESP32-P4 module — seeing only what a player sees on screen, through an MCP interface.

Claude Sonnet plays DOOM on SCINTIX P4

andrea-ricci Andrea Ricci

SCINTIX P4 is a real-time ESP32-P4 module for the Raspberry Pi CM4/CM5 ecosystem

SCINTIX P4 - ESP32-P4 board - CM4/5 form factor

andrea-ricci Andrea Ricci