Linux kernel source tree

For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, POP3, POP3S, RTMP, RTMPS, RTSP…

stb single-file public domain libraries for C/C++

memcached development tree

The FreeBSD src tree publish-only repository. Experimenting with 'simple' pull requests....

🐍🎮 pygame (the library) is a Free and Open Source python programming language library for making multimedia applications like games built on top of the excellent SDL library. C, Python, Native, Ope…

Beanstalk is a simple, fast work queue.

Lightweight Ruby

Vim - the text editor - for Mac OS X

The safe Markdown parser, reloaded.

prototype of stream based programming language

Fast and lightweight x86/x86-64 disassembler and code generation library

The OpenGL Extension Wrangler Library

cc65 - a freeware C compiler for 6502 based systems

FuzixOS: Because Small Is Beautiful

The official Allegro 5 git repository. Pull requests welcome!

Standards compliant, fast, secure markdown processing library in C

SGDK - A free and open development kit for the Sega Mega Drive

Software Automatic Mouth - Tiny Speech Synthesizer

🐍🎮 pygame - Community Edition is a FOSS Python library for multimedia applications (like games). Built on top of the excellent SDL library.

Bare-metal Raspberry Pi project that provides pixel-perfect sampling of Retro Computer RGB/YUV video and conversion to HDMI

Fully-featured Doom port for the Raspberry Pi RP2040 microcontroller

Apple II emulator for Windows

Qt-based Nintendo Entertaiment System emulator and NSF/NSF2/NSFe Music Player (Linux, FreeBSD, OpenBSD and Windows)

Simple evented I/O for Ruby.

The DUNGEON (Zork I) source

Ruby HTTP client based on libcurl