Alternatives and similar repositories for coco-defines

Users that are interested in coco-defines are comparing it to the libraries listed below

• strickyak / doing_os9

  View on GitHub
  A grab-bag of half-baked projects around Emulating M6809 and Doing NitrOS9/OS9.
  ☆12Mar 11, 2025Updated 11 months ago
• craigthomas / CoCoAssembler

  View on GitHub
  A Tandy Color Computer 1, 2, and 3 assembler written in Python
  ☆23Updated this week
• yggdrasilradio / templeofrom

  View on GitHub
  Temple of ROM II
  ☆20Jun 2, 2024Updated last year
• jimbro1000 / online6809

  View on GitHub
  Online Motorola 6809 Emulator
  ☆10Oct 29, 2025Updated 3 months ago
• tlindner / Squanchy-BASIC

  View on GitHub
  Color BASIC, improved.
  ☆10Jan 1, 2024Updated 2 years ago
• tomctomc / coco_roms

  View on GitHub
  TRS-80 Color Computer ROM source code
  ☆35Mar 20, 2024Updated last year
• milliluk / colormax

  View on GitHub
  Original 6809 assembly language source code for Color Max Deluxe. Released 1987 for the TRS-80 Color Computer 3.
  ☆11Oct 5, 2021Updated 4 years ago
• barberd / cocorsa

  View on GitHub
  Implementation of RSA for the Tandy/Radio Shack TRS-80 Color Computer including key generation, encryption, and decryption
  ☆14Jul 28, 2022Updated 3 years ago
• thorpej / cocofs

  View on GitHub
  A tool for interacting with TRS-80 Color Computer disk images
  ☆12Apr 22, 2024Updated last year
• tlindner / cmoc_os9

  View on GitHub
  OS-9/NitrOS-9 library support for CMOC
  ☆11Dec 13, 2020Updated 5 years ago
• qbancoffee / coco_motherboards

  View on GitHub
  This repository contains KiCAD schematics and board designs for the TRS-80 Tandy Color Computers.
  ☆37Jul 20, 2025Updated 6 months ago
• n6il / nitros9

  View on GitHub
  The NitrOS-9 Project for 6809 based computers http://www.nitros9.org
  ☆35Sep 21, 2023Updated 2 years ago
• yggdrasilradio / preprocessor

  View on GitHub
  Tandy Color Computer BASIC preprocessor
  ☆12Nov 1, 2025Updated 3 months ago
• go4retro / CoCoMEMJr

  View on GitHub
  2MB RAM Expansion for the TANDY Color Computer 1 and 2 and the Dragon computers
  ☆13Aug 30, 2025Updated 5 months ago
• dougmasten / awesome-coco

  View on GitHub
  A curated list of awesome Tandy Color Computer development tools, software and resources.
  ☆79Feb 7, 2026Updated last week
• VCCE / VCC

  View on GitHub
  Tandy Color Computer 3 Emulator
  ☆76Feb 8, 2026Updated last week
• hoglet67 / 6809Decoder

  View on GitHub
  6809 / 6309 Protocol Decoder (for logic analysis capture files)
  ☆22Jan 27, 2025Updated last year
• Deek / CoCoC

  View on GitHub
  C development system for (Nitr)OS9/6x09, with source
  ☆34Mar 20, 2025Updated 10 months ago
• jamieleecho / coco-dev

  View on GitHub
  Simplified environment for developing Tandy Color Computer applications
  ☆15Feb 5, 2026Updated last week
• n6il / pyDriveWire

  View on GitHub
  Python Implementation of DriveWire 4
  ☆33Oct 6, 2025Updated 4 months ago
• nitros9project / nitros9

  View on GitHub
  NitrOS-9 Operating System
  ☆40Updated this week
• 6809 / MC6809

  View on GitHub
  Implementation of the MC6809 CPU in Python (Extracted from https://github.com/jedie/DragonPy project)
  ☆33Dec 9, 2025Updated 2 months ago
• MichaelSpencerJr / DungeonsOfDaggorath

  View on GitHub
  Original source code for the 1982 game Dungeons of Daggorath for the TRS-80 Color Computer
  ☆23Feb 14, 2022Updated 4 years ago
• JayesonLS / TandyCircuitsAndLogic

  View on GitHub
  Circuits and programmable Logic for use with Tandy computers.
  ☆11May 18, 2021Updated 4 years ago
• lucaridarelli / the_mill_daughterboard

  View on GitHub
  Apple II Stellation Two "The Mill" OS9 Daughterboard PCB and PROM source
  ☆21Jan 16, 2017Updated 9 years ago
• jmatzen / leventhal-6809

  View on GitHub
  Source code from Leventhal's "6809 Assembly Language Programming" book
  ☆41Mar 29, 2023Updated 2 years ago
• sorenroug / osnine-java

  View on GitHub
  6809 and OS-9 emulator in Java
  ☆21Apr 15, 2025Updated 10 months ago
• thorpej / pg09-system

  View on GitHub
  6809 Playground - main system
  ☆10Jul 12, 2025Updated 7 months ago
• n6il / DwTerm

  View on GitHub
  A RSDOS DriveWire 4 Terminal Program
  ☆11Apr 29, 2022Updated 3 years ago
• nowhereman999 / Joust_CoCo3

  View on GitHub
  Files associated with my port of the arcade game Joust to the CoCo 3
  ☆12Sep 29, 2021Updated 4 years ago
• MiSTer-devel / AliceMC10_MiSTer

  View on GitHub
  Matra-Hachette Alice MC-10 for MiSTer FPGA
  ☆12Dec 8, 2025Updated 2 months ago
• malfunct / CocoJoystickAdapter

  View on GitHub
  Adapter to connect USB devices, such as gamepad or mouse, to Tandy Color Computer joystick port.
  ☆12Jun 3, 2022Updated 3 years ago
• jedie / XRoar

  View on GitHub
  inofficial mirror of http://www.6809.org.uk/dragon/xroar.shtml (licensed under GNU GPL v2 or above)
  ☆11Jun 27, 2014Updated 11 years ago
• prime6809 / DragonRom

  View on GitHub
  Assembleable, commented disassembily of the Dragon 32 / Dragon 64 basic ROMS
  ☆12Jan 4, 2022Updated 4 years ago
• idleberg / RetroComputers.tmTheme

  View on GitHub
  Color schemes for Textmate and Sublime Text, based on palettes of vintage computers
  ☆16Jul 12, 2015Updated 10 years ago
• WallyZambotti / OVCC

  View on GitHub
  Open Virtual Color Computer
  ☆28Mar 28, 2024Updated last year
• craigthomas / CoCo3Java

  View on GitHub
  A Tandy Color Computer 3 Emulator
  ☆15Jan 30, 2026Updated 2 weeks ago
• nealcrook / multicomp6809

  View on GitHub
  Software and modifications for Grant Searle's multicomp FPGA design, mostly focussed towards the 6809 variant: Forth (CamelForth), FLEX, …
  ☆59Oct 27, 2025Updated 3 months ago
• smittytone / e6809

  View on GitHub
  Motorola 6809e 8-bit CPU emulator
  ☆15Jul 30, 2025Updated 6 months ago