Emulations (running on Linux/Unix/Windows/macOS, utilizing SDL2) of some - mainly - 8 bit machines, including the Commodore LCD, Commodore 65, and the MEGA65 as well.

Collection of cartridges, adapters, and replacements for the Commodore C64

Powerful macro (cross) assembler package for several CPUs

vAmigaWeb - Amiga Emulator for iPad iPhone Android and the web.

cc65 library for accessing the DOS and network functions of the Ultimate II+ cartridge and Ultimate 64 motherboard

Use a Raspberry Pi as fast mass storage solution for your Commodore 8-bit computer using just the datassette port.

Open Hardware Fast Loader cartridge for the Commodore 64 and 128 - DO NOT USE!!!

Portable chess game in C. Commodore 64, Apple 2, Atari, Oric, Commander X16, curses terminal, etc.

RAD-Doom (Doom on C64/C128 using the RAD Expansion Unit)

Multiplatform 8-bit Commodore home computer family emulator written in C++ using SDL2.

USBSID-Pico is a RPi Pico (RP2040/W RP2350) based board for interfacing one or two MOS SID chips and/or hardware SID emulators over (WEB)USB with your computer, phone, ASID supporting player or USB midi controller

A fun language compiler for 8-bit systems (6502, 6510, Z80, Atari, Commodore, NES, ZX Spectrum, Atmos) with great optimization.

A SID player for RP2040 microcontrollers

C64 emulator for the M5Stack

Chess game for C64/128 GEOS

Network SID Device

Vic-20 emulation on a Raspberry Pi Pico

Print a picture from a modern PC with an old-fashioned Commodore MPS 803 compatible printer

SD2IEC adapted to work with Arduino Mega 2560 and ESP8266, with some other nice additions.

File manager for several Commodore 8-bit computer models.