72 Open Source C64 Software Projects
Free and open source c64 code projects including engines, APIs, generators, and tools.
Commodore64programming 211 ⭐
The source from my Commodore 64 assembly programming tutorial for Windows
Lzsa 122 ⭐
Byte-aligned, efficient lossless packer that is optimized for fast decompression on 8-bit micros
C64 Diagnostic Rev. 586220 Harness 79 ⭐
A harness for the Diagnostic Rev. 586220 Test for the Commodore C64
Minima 56 ⭐
Minima is an homage to the 8-bit Ultima games (especially Ultima II - Ultima V) written in the PICO-8 environment.
Elite Harmless 52 ⭐
Disassembly (CA65) of the Commodore 64 port of the seminal space-sim Elite, by Ian Bell / David Braben.
C64gameframework 38 ⭐
Multidirectional scrolling game framework for the C64. Its modified version is used in the game MW ULTRA.
Petscii Bbs 31 ⭐
A Java framework for building highly customizable PETSCII-enabled BBS, accessible from Commodore 64/128
Mos6502 Delphi 26 ⭐
A MOS 6502 CPU emulator written in Delphi (a very basic C64 + VIC20 emulator included)
Deepsid 27 ⭐
The source codes for running DeepSID, a modern online SID player for the High Voltage and Compute's Gazette SID collections.
Pi1541 Hat 22 ⭐
A HAT for the Raspberry Pi, that allows to emulate the Commodore C64 floppy disk drive 1541. Switches and IEC-Bus detachable.
Retro Computing 11 ⭐
🤓🕹💾 This hobby project contains software implementations of old microprocessors and complete computer systems. I'm very interested in retrocomputing and this is how I learn about the inner workings of these old, classic and amazing computers and game consoles.
Cc64 14 ⭐
cc64 is a small-C compiler written in Forth, hosted on the Commodore C64, Plus4 and C16 with 64k, and targeting the 6502 CPU.
64tass 11 ⭐
64tass - cross assembler for 6502 etc. microprocessors - by soci/singular - [git clone from the original sourceforge repo]
C64 Kernal 2.1 12 ⭐
This Kernal prevents the killer CBM80 signature, that some games leave in memory from hooking up the C64 for a while
C64 Kernal Adapter Switch Long Board 10 ⭐
This is a Kernal Adapter/Switch for the Commodore C64 long board