GUI64 is a graphical, window-based interface for the Commodore 64 that includes a built-in file browser. When used as a cartridge, it provides an immediate GUI experience right at startup.

Various utilities for the Agon microcomputer

AmigaOS 2.x RDB partition editor — GadTools, no external deps

This is the classical 65C02 with a MMU extension to enable larger memory and memory protection. The 65MMU contains only the MMU part and wired to work alongside a real 65C02 chip.

A place to put my Agon Light/Console 8 projects written in C that compile with AgonDev

This is a browser implementation of the Trizbort adventure game mapping and code generation software.

A new "multi-tasking" Terminal UI based Operating System for the Commodore 64 Ultimate

BBC BASIC V for the Agon Platform (eZ80/ADL release)

Music source files from 1980's Commodore 64 games

C64 scene lookup via the Assembly64 API (hackerswithstyle.se)

Commodore 64 Games Disassembled so you can see the code and also add cheats

Improved Apple //c (ROM 4X) and Apple IIc Plus (ROM 5X) firmware.

6502 enhanced BASIC unmodified source

An 8-bit retro graphics compositor for Blender 5+

micropython Amiga 68k port

SID Factory II is a cross-platform editor for composing music that will work on a Commodore 64. It uses the reSID emulator and is currently in open BETA.

An AmigaOS library for various sorting algorithms.

Teletext program showing live pages from the internet for the Commodore 64 Ultimate and other Ultimate products that have networking capabilities

Document how to optimize C for 8-bit vintage architectures

Some routines to handle a C64 sprite multiplexer

C64MegaCart

Arduino Amiga Floppy Disk Reader/Writer (from Windows)

A standalone version of the ReadyOS Tasks Application. Inspired by Workflowy.

Antique toy project

AmigaBasic ACE

A Z-machine interpreter for the Commodore 64 and similar computers

AmigaOS cross compiler for Linux / MacOSX / Windows

a collection of various sprite assembly code