Carbon Language's main repository: documents, design, implementation, and related tools. (NOTE: Carbon Language is experimental; see README)

Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.

KeePassXC is a cross-platform community-driven port of the Windows application “KeePass Password Safe”.

Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input fr…

QGIS is a free, open source, cross platform (lin/win/mac) geographical information system (GIS)

Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation

F´ - A flight software and embedded systems framework

Monero: the secure, private, untraceable cryptocurrency

The official firmware for Meshtastic, an open-source, off-grid mesh communication system.

QOwnNotes is a plain-text file notepad and todo-list manager with Markdown support and Nextcloud / ownCloud integration.

Yosys Open SYnthesis Suite

Free Monero RandomX Miner and unified CryptoNight miner

Async Web Server for ESP8266 and ESP32

Infrastructure to enable deployment of ML models to low-power resource-constrained embedded targets (including microcontrollers and digital signal processors).

This is an active mirror of the KiCad development branch, which is hosted at GitLab (updated every time something is pushed). Pull requests on GitHub are not accepted or watched.

GNSS-SDR, an open-source software-defined GNSS receiver

nextpnr portable FPGA place and route tool

Qucs Project official mirror

EspoTek Labrador is a USB device that transforms your PC or smartphone into a fully-featured electronics lab. This repo holds all of the source code!

RFM69 library for RFM69W, RFM69HW, RFM69CW, RFM69HCW (semtech SX1231, SX1231H)

GNU Radio blocks for receiving LoRa modulated radio messages using SDR

Fast multi-thread FEC simulator & library of efficient digital communication algorithms for SDR.

BOSSA is a flash programming utility for Atmel's SAM family of flash-based ARM microcontrollers. The motivation behind BOSSA is to create a simple, easy-to-use, open source utility to replace Atmel…

Design Pattern Examples in C++

Catch Hard Faults on Cortex-M devices and save out a crash dump to be used by CrashDebug.

RubyFPV: open source digital FPV system

diyBMS v4 code for the ESP32 and new controller hardware

C++ and Python sensor examples for developers

Firmware for Libre Solar MPPT/PWM charge controllers

Simple ASCII renderer, because it's fun