antirez / c64-hw-simulator

Commodore 64 hardware simulator

capstone-engine / capstone

Capstone disassembly/disassembler framework for ARM, ARM64 (ARMv8), Alpha, BPF, Ethereum VM, HPPA, LoongArch, M68K, M680X, Mips, MOS65XX, PPC, RISC-V(rv32G/rv64G), SH, Sparc, SystemZ, TMS320C64X, TriCore, Webassembly, XCore and X86.

joakimeriksson / fm1-emu

Emulator for the M-VAVE FM-1 pocket synth: runs its firmwares unchanged in the browser and natively

szabadkai / c64-keyboard-font

Photo-based reconstruction of classic Commodore 64 keycap lettering, with desktop fonts, webfont, editable outlines, and a specimen.

Ablation-Tool / ablation

Ablation is an autonomous reverse engineering system.

simdutf / simdutf

Unicode routines (UTF8, UTF16, UTF32) and Base64: billions of characters per second using SSE2, AVX2, NEON, AVX-512, RISC-V Vector Extension, LoongArch64, POWER. Part of Node.js, WebKit/Safari, Ladybird, Chromium, Cloudflare Workers, Ghostty and Bun.

douglascrockford / DEC64

Decimal floating point

uraimo / run-on-arch-action

A Github Action that executes jobs/commands on non-x86 cpu architectures (ARMv6, ARMv7, aarch64, s390x, ppc64le, riscv64) via QEMU

randyrossi / bmc64

A bare metal Commodore 64 emulator for the Raspberry Pi 1/2/3 with true 50hz/60hz smooth scrolling, low input latency and better audio/video sync.

drmortalwombat / oscar64

Optimizing Small memory C Compiler Assembler and Runtime for C64

mmontag / chip-player-js

Web-based music player for a variety of video game and chiptune music formats.

zildac / u64deck

Self-hosted browser control deck for the Ultimate 64 / C64 Ultimate — screen mirror, disk tools, HVSC SID jukebox, Assembly64 deploy

john-steinmeyer / sc64-savestates

Save states, a virtual Controller Pak, suspend/resume and slow motion for the SummerCart64: a fork of N64FlashcartMenu, one file to drop on the card

bdgscotland / c64-kb

Commodore 64 knowledge base for AI-assisted development — Qdrant vector search + FalkorDB knowledge graph, served over MCP