Repositories list

• GNU-Legacy-Toolchain

  Public
  A legacy GNU toolchain that includes GCC 3.4.6, BinUtils 2.16.1, GPC 2.1-20070904, NewLib 1.19.0, and GDB 5.3/6.8. While primarily intended for building a cros…

  gccgdbgnu+ 11

  gccgdbgnunewlibbinutilsgpcgcc-cross-compilerh8300h8300-coffh8300-hms+ 4

  C

  •

  GNU General Public License v3.0

  •11 fork•55 stars•1212 issues•00 pull requests•Updated Aug 26, 2026Aug 26, 2026

• BrickBot.github.io

  Public
  A collection of software, firmware, tools, and utilities for the LEGO® MindStorms RCX

  legomindstormsrcx+ 7

  legomindstormsrcxlego-mindstormslego-roboticslego-robotlego-mindstorms-robotmindstorms-rcxlego-rcxlego-mindstorms-rcx

  GNU Affero General Public License v3.0

  •11 fork•44 stars•00 issues•00 pull requests•Updated Aug 21, 2026Aug 21, 2026

• Teaching-RobotC

  Public
  A teaching guide for ROBOTC, a cross-robotics-platform programming language for popular educational robotics systems such as the LEGO MindStorms RCX.

  HTML

  •00 forks•00 stars•00 issues•00 pull requests•Updated Aug 21, 2026Aug 21, 2026

• RobotC

  Public
  A powerful C-based programming language with a Windows environment for writing and debugging programs, and the only programming language at this level that offe…

  rcxlego-mindstorms

  rcxlego-mindstorms

  11 fork•11 star•00 issues•00 pull requests•Updated Aug 21, 2026Aug 21, 2026

• Virtual-Remote

  Public
  A Virtual Remote for the LEGO MindStorms RCX by Dr. Vegetable that runs on Windows and uses your existing serial or USB IR tower.

  Other

  •00 forks•00 stars•00 issues•00 pull requests•Updated Aug 20, 2026Aug 20, 2026

• BricxCC

  Public
  Bricx Command Center IDE for LEGO® MindStorms robots, including the RCX, NXT, and EV3. Forked from https://bricxcc.sourceforge.net/.

  legomindstormsrcx+ 7

  legomindstormsrcxlego-mindstormslego-roboticslego-robotmindstorms-robotmindstorms-rcxlego-rcxlego-mindstorms-rcx

  Pascal

  •

  Other

  •11 fork•77 stars•00 issues•00 pull requests•Updated Aug 19, 2026Aug 19, 2026

• brickOS-bibo

  Public
  An alternative RCX operating system and firmware cloning brickOS. The kernel was written from scratch for better performance, but to the average brickOS progra…

  legomindstormsrcx+ 5

  legomindstormsrcxlego-mindstormsmindstorms-robotmindstorms-rcxlego-rcxlego-mindstorms-rcx

  C

  •

  Mozilla Public License 2.0

  •55 forks•1717 stars•1414 issues•00 pull requests•Updated Aug 17, 2026Aug 17, 2026

• h8300-hitachi-coff-toolchain.cygport

  Public
  Cygwin packaging for a build of the GNU Legacy Toolchain targeting h8300-hitachi-coff

  GNU General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Aug 12, 2026Aug 12, 2026

• Archive

  Public archive
  An archive of software releases pertaining to the LEGO® MindStorms RCX. This is typically kept in read-only (archive) mode to guard against accidental changes,…

  mindstormsrcxlego-mindstorms+ 5

  mindstormsrcxlego-mindstormslego-mindstorms-robotmindstorms-robotmindstorms-rcxlego-rcxlego-mindstorms-rcx

  11 fork•66 stars•00 issues•00 pull requests•Updated Aug 11, 2026Aug 11, 2026

• brickEmu

  Public
  An emulator for LEGO MindStorms RCX bricks. It emulates processor and peripherals, so it runs the original ROM code, firmware, and programs.

  emulatorrcxlego-mindstorms

  emulatorrcxlego-mindstorms

  C

  •

  GNU General Public License v2.0

  •22 forks•33 stars•66 issues•00 pull requests•Updated Aug 11, 2026Aug 11, 2026

• nqc

  Public
  NQC (Not Quite C) is a programming language for several Lego MindStorms products, including the RCX, CyberMaster, and Scout. This BrickBot/nqc repo captures upd…

  rcxlego-mindstormsnqc

  rcxlego-mindstormsnqc

  C++

  •

  Mozilla Public License 2.0

  •1010 forks•2020 stars•55 issues•00 pull requests•Updated Dec 22, 2025Dec 22, 2025

• nqc.cygport

  Public
  Cygwin packaging for a build of Not Quite C (NQC), which is designed for use with several products in the LEGO MindStorms family, including the RCX, CyberMaster…

  GNU General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Sep 10, 2025Sep 10, 2025

• nqc-libs

  Public archive
  A collection of NQC libraries and programs from various sources, plus a full NQC tutorial with accompanying code samples.

  rcxlego-mindstormsnqc

  rcxlego-mindstormsnqc

  HTML

  •

  Mozilla Public License 2.0

  •11 fork•33 stars•00 issues•00 pull requests•Updated Sep 4, 2025Sep 4, 2025

• h8300-hitachi-elf

  Public
  Scripting for building a combined GNU toolchain targeting h8300-hitachi-elf

  Shell

  •

  GNU General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jun 26, 2025Jun 26, 2025

• FOSS-RCX-ROM

  Public
  An open source implementation of the Lego MindStorms RCX ROM

  Assembly

  •

  GNU General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated May 27, 2025May 27, 2025

• .github

  Public
  Repository for the GitHub public organizational profile

  mindstormsrcxlego-mindstorms+ 5

  mindstormsrcxlego-mindstormslego-mindstorms-robotmindstorms-robotmindstorms-rcxlego-rcxlego-mindstorms-rcx

  00 forks•11 star•00 issues•00 pull requests•Updated May 24, 2025May 24, 2025

• getROM

  Public
  Tools and utilities from dumping the ROM from an RCX, which is then often used by RCX emulators.

  emulatorrcxlego-mindstorms

  emulatorrcxlego-mindstorms

  C

  •

  Mozilla Public License 2.0

  •22 forks•22 stars•00 issues•00 pull requests•Updated May 16, 2025May 16, 2025

• gcc-cli-fe

  Public
  The GCC CLI Front End

  C

  •

  GNU General Public License v2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated May 9, 2025May 9, 2025

• LDCC

  Public
  DCC command station (LDCC) + booster and decoder (LACC) capabilities for the Lego MindStorms RCX

  legorcxmodel-railway+ 7

  legorcxmodel-railwaydcclego-mindstormsmodel-railroadmodel-railroadsmindstorms-rcxlego-rcxlego-mindstorms-rcx

  C

  •00 forks•22 stars•00 issues•00 pull requests•Updated Apr 26, 2025Apr 26, 2025

• gnu-cil-README

  Public
  README for the GNU CIL collection (refs/vendors/st/heads/README)

  00 forks•00 stars•00 issues•00 pull requests•Updated Apr 16, 2025Apr 16, 2025

• RCXSimulator

  Public
  A Java-based emulator of the Lego MindStorms RCX

  emulatorrcxlego-mindstorms

  emulatorrcxlego-mindstorms

  11 fork•11 star•11 issue•00 pull requests•Updated Feb 16, 2025Feb 16, 2025

• gcc3-ada

  Public
  The GNAT Ada (1995) compiler for UNIX

  C

  •

  GNU General Public License v2.0

  •22 forks•00 stars•00 issues•00 pull requests•Updated Jan 25, 2025Jan 25, 2025

• Ada-MindStorms

  Public
  An Ada to NQC translator for the Lego MindStorms RCX

  legomindstormsada+ 8

  legomindstormsadarcxlego-mindstormsnqclego-mindstorms-robotmindstorms-robotmindstorms-rcxlego-rcx+ 1

  Ada

  •00 forks•00 stars•00 issues•00 pull requests•Updated Aug 29, 2024Aug 29, 2024

• RCX-PI

  Public
  An experimental robot platform API for integrating a Raspberry PI with a Lego MindStorms RCX robot.

  raspberry-piraspberrypilego+ 7

  raspberry-piraspberrypilegorcxlego-mindstormslego-roboticslego-robotmindstorms-rcxlego-rcxlego-mindstorms-rcx

  Java

  •11 fork•11 star•00 issues•00 pull requests•Updated Jul 14, 2024Jul 14, 2024

• PowerFunctions-Remote

  Public
  Use an RCX as a remote control for LEGO Power Functions

  legomindstormsrcx+ 6

  legomindstormsrcxlego-mindstormspowerfunctionslego-powerfunctionsmindstorms-rcxlego-rcxlego-mindstorms-rcx

  C

  •00 forks•22 stars•00 issues•00 pull requests•Updated Jul 11, 2024Jul 11, 2024

• Lego.NET

  Public
  A project to make the .NET run-time available on a Lego MindStorms RCX running BrickOS firmware

  dotnetlegomindstorms+ 8

  dotnetlegomindstormsrcxlego-mindstormslego-roboticslego-robotmindstorms-robotmindstorms-rcxlego-rcx+ 1

  C#

  •

  GNU General Public License v2.0

  •11 fork•22 stars•00 issues•00 pull requests•Updated Jul 6, 2024Jul 6, 2024

• gcc-cil

  Public
  An "official" gcc branch that adds CIL capabilities to gcc, for use with brickOS-bibo and Lego.NET

  C

  •

  GNU General Public License v2.0

  •00 forks•11 star•00 issues•00 pull requests•Updated Jul 5, 2024Jul 5, 2024

• binutils-cil

  Public
  Used in conjunction with the gcc-cil project to add CIL capabilties, for use with brickOS-bibo and Lego.NET

  C

  •

  GNU General Public License v2.0

  •11 fork•11 star•00 issues•00 pull requests•Updated Jul 5, 2024Jul 5, 2024

• RoboLab

  Public
  Information on installation instructions for RoboLab (standalone) and RoboLab for LabVIEW

  legomindstormsrcx+ 4

  legomindstormsrcxlego-mindstormsmindstorms-rcxlego-rcxlego-mindstorms-rcx

  GNU Affero General Public License v3.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jun 19, 2024Jun 19, 2024

• LINX

  Public
  Control a Lego robot via Perl scripts from a webserver or console

  perlrcxlego-mindstorms

  perlrcxlego-mindstorms

  Perl

  •11 fork•11 star•00 issues•00 pull requests•Updated Jun 15, 2024Jun 15, 2024