Video-to-VGA converter for Sinclair QL

Editor for DDR4 SPD and XMP

A modern, scratch-built, open-source (GPLv3) alternative ROM BIOS for PC, XT, 8088 Clone or Turbo PCs.

A cross-platform desktop utility for managing, inspecting, modifying & launching retro game ROMs.

The most flexible ROM replacement for retro systems - using a sub-$2 Raspberry Pi RP2350 or STM32 microcontroller.

Z80 - NABU Personal Computer

This device attaches to the AMD K7 debug port and provides for overclocking. It is a clone of the FreeSpeed Pro by Ninja Micros.

A board outline and pad connections for 72-pin SIMM memory.

Socket 7 Voltage Regulator Module

Graphical game browser and launcher for native DOS systems

An open source IDE/ATAPI drive emulator for vintage computers (and other things)

Ram Tester for vintage CBM Computer RAM Chips

Universal controller firmware core for adapters and custom controllers.

Component video (YPbPr) output for the ZX Spectrum computer

Files of my DIY ESP32-Gameboy Project

Z80 CPU tester PCB

All the sources (Schematics, PCB, VHDL, BIOS sources) for the M8SBC-486. This project is a 486 Homebrew computer, with some efforts to make it kinda PC compatible

Digital video and audio capture with HDMI output for Neo Geo MVS arcade hardware using Raspberry Pi Pico 2

Javascript implementation of flasher tool for Espressif chips, running in web browser using WebSerial.

Official repo of RP2040-based modchip for PS3 Slim and Superslim (NOR)

BTT SD/TF Cloud V1.0 is launched by the 3D printing team of ShenZhen BigTree Technology CO.,LTD ., which is a module for wireless file transmission between the master computer and the 3D printer, s…

Interposer for the Wii U to replace the eMMC (mlc) with an SD card

Board Folk Retro Keyboards and Adapters

C64 Cartridge

DIY-OCM is a cheap and easy to build One Chip MSX machine.

ZxPod - ESP32 based AY multiformat player

A ISA card for PC/XT/AT that has SD storage and SPI/I2C interfaces using a ATMEGA328P

Replacement Model M controller board. Supported by QMK and Vial.

Replacement Model M controller board