🎥 Command line media player

Command-line JSON processor

The official NGINX Open Source repository.

A tiling window manager for macOS based on binary space partitioning

TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.

How to Make a Computer Operating System in C++

A free Windows-compatible Operating System

Official QEMU mirror. Please see https://www.qemu.org/contribute/ for how to submit changes to QEMU. Pull Requests are disabled. Please only use release tarballs from the QEMU website.

Legacy mirror of Darwin Kernel. Replaced by https://github.com/apple-oss-distributions/xnu

The single instruction C compiler

Linux tool to show progress for cp, mv, dd, ... (formerly known as cv)

Simple hotkey daemon for macOS

The “Quite OK Image Format” for fast, lossless image compression

xhyve, a lightweight OS X virtualization solution

The Foundation Project, providing core utilities, internationalization, and OS independence

A toolkit for embedding hypervisor capabilities in your application

A library for audio and music analysis, feature extraction.

The libdispatch Project, (a.k.a. Grand Central Dispatch), for concurrency on multicore hardware

Common libraries and data structures for C.

Darwin is the Open Source core of macOS, and PureDarwin is a community project to extend Darwin into a complete, usable operating system.

tic-tac-toe in a single call to printf

Apple CUPS Sources

A fork of `sudo` with Touch ID support.

Next Generation Shell (NGS)

High-performance, real-time optimized, and statically typed embedded language implemented in C.

infinite evolving crowdsourced artwork

The DOS game emulator that's fit for your Mac.

🐛 Pangea Software's Bugdom for modern systems