Checksec

Descent 3 by Outrage Entertainment

Easy and fast file sharing from the command-line.

Eclipse ThreadX is an advanced real-time operating system (RTOS) designed specifically for deeply embedded applications.

A secure, fast, and adaptable OS based on the seL4 microkernel

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

Written in C++ and using SDL, The Powder Toy is a desktop version of the classic 'falling sand' physics sandbox, it simulates air pressure and velocity as well as heat.

Main development repository for Rigs of Rods soft-body physics simulator

OmniOS Wiki

Open-source engine for Heroes of Might and Magic III

Resources for the incredible Amiga game Ambermoon

Ambermoon rewrite in C#

Global menu bar written in Qt

helloDesktop FreeBSD repository

An open source remake/remaster of the classic CRPG Wizardry, Proving Grounds of the Mad Overlord.

A simple terminal-based text editor written in Janet. [WIP]

A dynamic language and bytecode vm

A free Windows-compatible Operating System

Primary Git Repository for the Zephyr Project. Zephyr is a new generation, scalable, optimized, secure RTOS for multiple hardware architectures.

Opensource re-implementation of Might & Magic 8 in Unity

A ready to run TOPS-10 distro! Layered products and all

The Panda TOPS-20 distribution

Vanadium OS

Offline Internet Archive project

Tools for synching and streaming files from Windows to Linux

A new operating system kernel with Linux binary compatibility written in Rust.

Pragmatic microkernel-based OS with fully asynchronous I/O

wifibox: Use Linux to drive your wireless card on FreeBSD

Mirror only see https://gitlab.rtems.org/rtems/tools/rtems_waf