Repositories list

• x65.github.io

  Public
  X65.zone website

  HTML

  •00 forks•11 star•00 issues•00 pull requests•Updated Mar 23, 2026Mar 23, 2026

• emu

  Public
  X65 microcomputer emulator

  emulatorwasm8bit+ 2

  emulatorwasm8bit65816x65

  C

  •

  BSD Zero Clause License

  •33 forks•55 stars•55 issues•00 pull requests•Updated Mar 22, 2026Mar 22, 2026

• K816

  Public
  K816 is a high-level assembler (HLA) for the WDC 65816 CPU

  assemblerhla65816+ 1

  assemblerhla65816high-level-assembly

  Rust

  •

  BSD Zero Clause License

  •00 forks•22 stars•00 issues•00 pull requests•Updated Mar 6, 2026Mar 6, 2026

• furnace

  Public
  a multi-system chiptune tracker compatible with DefleMask modules

  C++

  •

  Other

  •296296 forks•00 stars•00 issues•00 pull requests•Updated Feb 25, 2026Feb 25, 2026

• firmware

  Public
  X65 RP2350B firmware (RIA816)

  6502658168bit-computers+ 2

  6502658168bit-computersraspberry-pi-picorp2350

  C

  •

  BSD 3-Clause "New" or "Revised" License

  •22 forks•77 stars•00 issues•00 pull requests•Updated Feb 23, 2026Feb 23, 2026

• examples

  Public
  Example apps for X65 microcomputer

  assembly6581665816-assembly

  assembly6581665816-assembly

  C

  •33 forks•33 stars•00 issues•11 pull request•Updated Feb 20, 2026Feb 20, 2026

• asm816

  Public
  A simple WDC 65C816 / 6502 assembler written in Rust.

  Rust

  •

  Other

  •00 forks•00 stars•00 issues•00 pull requests•Updated Feb 8, 2026Feb 8, 2026

• rpw-ext

  Public
  RPW65: A VSCode extension supporting 6502 assembly in several syntaxes

  TypeScript

  •

  MIT License

  •33 forks•00 stars•00 issues•00 pull requests•Updated Jan 19, 2026Jan 19, 2026

• tools

  Public
  🛠️

  TypeScript

  •00 forks•11 star•00 issues•00 pull requests•Updated Dec 20, 2025Dec 20, 2025

• os-816

  Public
  OS/816 - Operating System for X65 microcomputer

  operating-system8bit65816

  operating-system8bit65816

  Assembly

  •

  BSD Zero Clause License

  •11 fork•44 stars•00 issues•00 pull requests•Updated Nov 13, 2025Nov 13, 2025

• X65

  Public
  Modern 8-bit microcomputer

  658168bit-computersrp2350b

  658168bit-computersrp2350b

  HTML

  •11 fork•1818 stars•00 issues•00 pull requests•Updated Nov 4, 2025Nov 4, 2025

• .github

  Public
  Modern 8-bit computer

  retrocomputing65816neoretro

  retrocomputing65816neoretro

  00 forks•00 stars•00 issues•00 pull requests•Updated Oct 13, 2025Oct 13, 2025

• esp-at

  Public
  AT application for ESP32-C3 in X65

  C

  •

  Apache License 2.0

  •1.2k1.2k forks•00 stars•00 issues•00 pull requests•Updated Sep 30, 2025Sep 30, 2025

• BASIC-M6502

  Public
  Microsoft BASIC for 6502 Microprocessor - Version 1.1

  Assembly

  •

  MIT License

  •495495 forks•00 stars•00 issues•00 pull requests•Updated Sep 3, 2025Sep 3, 2025

• cc65-dbg

  Public
  cc65 assembly language debugger for VS Code

  debuggerassemblyvscode+ 8

  debuggerassemblyvscodevscode-extension6502658166502-assembly65816-assemblycc65debugger-extension+ 1

  TypeScript

  •

  MIT License

  •22 forks•66 stars•00 issues•11 pull request•Updated Aug 22, 2025Aug 22, 2025

• schematic

  Public
  X65 hardware schematic

  658168-bit-computerrp2350b

  658168-bit-computerrp2350b

  11 fork•66 stars•00 issues•00 pull requests•Updated Aug 3, 2025Aug 3, 2025

• asm-demo

  Public
  https://youtu.be/Jmio8jMXy_U video companion

  vscode650265816+ 5

  vscode650265816cc65ca6565816-debugger6502-debuggerrpw65

  CMake

  •00 forks•00 stars•00 issues•00 pull requests•Updated May 25, 2025May 25, 2025

• smon

  Public
  SMON machine language monitor and assembler for 6502 computer

  Assembly

  •88 forks•00 stars•00 issues•00 pull requests•Updated Oct 19, 2024Oct 19, 2024

• ehbasic

  Public
  Lee Davison's Enhanced 6502 BASIC for the Picocomputer

  Assembly

  •88 forks•00 stars•00 issues•00 pull requests•Updated Jan 15, 2024Jan 15, 2024

• opl2sd1

  Public
  OPL-compatible driver for Yamaha YMF825 (SD-1)

  C++

  •

  MIT License

  •66 forks•00 stars•00 issues•00 pull requests•Updated Apr 30, 2023Apr 30, 2023

• pvsneslib

  Public
  PVSnesLib : A small, open and free development kit for the Nintendo SNES

  C

  •8686 forks•00 stars•00 issues•00 pull requests•Updated Feb 26, 2023Feb 26, 2023

• hoard-of-bitfonts

  Public
  turns out I like bitmap fonts

  Pascal

  •

  Other

  •5858 forks•00 stars•00 issues•00 pull requests•Updated Jan 29, 2023Jan 29, 2023

• BASIC816

  Public
  A BASIC interpreter for the 65C816 processor, targetting the C256 Foenix computer.

  Assembly

  •

  GNU General Public License v3.0

  •55 forks•00 stars•00 issues•00 pull requests•Updated Aug 3, 2021Aug 3, 2021

• basic

  Public
  An open source 6502 compatible modern BASIC

  HTML

  •

  MIT License

  •33 forks•00 stars•00 issues•00 pull requests•Updated May 13, 2021May 13, 2021

• ymf825board

  Public
  Archive of yamaha-webmusic/ymf825board repository, which is no longer available.

  C

  •

  MIT License

  •22 forks•00 stars•00 issues•00 pull requests•Updated Dec 22, 2020Dec 22, 2020

• DOOM-FX

  Public
  Doom/FX for Super Nintendo with SuperFX GSU2A

  Assembly

  •

  GNU General Public License v3.0

  •126126 forks•22 stars•00 issues•00 pull requests•Updated Jul 18, 2020Jul 18, 2020

• GW-BASIC

  Public
  The original source code of Microsoft GW-BASIC from 1983

  C++

  •

  MIT License

  •539539 forks•11 star•00 issues•00 pull requests•Updated May 22, 2020May 22, 2020

• BambooTracker

  Public
  YM2608 (OPNA) music tracker 🎍🎋

  C++

  •

  GNU General Public License v2.0

  •3131 forks•00 stars•00 issues•00 pull requests•Updated Oct 29, 2019Oct 29, 2019

• asm6f

  Public
  A fork of loopy's ASM6, a 6502 assembler.

  C

  •2727 forks•00 stars•00 issues•00 pull requests•Updated Oct 26, 2019Oct 26, 2019

• 6502bench

  Public
  A workbench for developing 6502 code

  Assembly

  •

  Apache License 2.0

  •3333 forks•11 star•00 issues•00 pull requests•Updated Oct 24, 2019Oct 24, 2019