MNT VA2000, an Open Source Amiga 2/3/4000 Graphics Card (Zorro II/III), written in Verilog

Z80 open-source silicon clone. Goal is to become a silicon proven, pin compatible, open-source replacement for classic Z80.

A Verilog HDL model of the MOS 6502 CPU

Official GIT archive of 1541 ultimate II sources

CHIP-8 console on FPGA

Commodore 64 VIC-II 6567/6569 Replacement Project

An attempt at a small Verilog implementation of the original Apple 1 on an FPGA

SD-card multicart for Atari 8-bit computers

Pong game in a FPGA.

4/8 MB Fast RAM Expansion for the Commodore Amiga 500

An FPGA implementation of a classic 80ies speech synthesizer. Done for the Retro Challenge 2017/10.

Minimig for the MiST board

A small 6502 system with MS BASIC in ROM

This is the base project for the Mojo. It should be used as the starting point for all projects.

Propeller 1 design and example files to be run on FPGA boards.

A Verilog HDL model of the MOS 6502 CPU

MiniMig for TurboChameleon64

Displaying color squares on VGA adapter