tmux source code

Android/iOS video player based on FFmpeg n3.4, with MediaCodec, VideoToolbox support.

Zstandard - Fast real-time compression algorithm

Convolutional Neural Networks

Collection of various algorithms in mathematics, machine learning, computer science, physics, etc implemented in C for educational purposes.

⚡ KCP - A Fast and Reliable ARQ Protocol

Embedded web server, with TCP/IP network stack, MQTT and Websocket

Simple and portable (but not inflexible) GUI library in C that uses the native GUI technologies of each platform it supports.

sqlite3 driver for go using database/sql

The future of online communications.

http request/response parser for c

nanomsg library

Experimental, scalable, high performance HTTP server

A tiny immediate-mode UI library

Antialiased 2D vector drawing library on top of OpenGL for UI and visualizations.

A simple and easy-to-use immediate-mode gui library

nanomsg-next-generation -- light-weight brokerless messaging

F-Stack is an user space network development kit with high performance based on DPDK, FreeBSD TCP/IP stack and coroutine API.

AWTK = Toolkit AnyWhere(a cross-platform embedded GUI)

the TCPdump network dissector

Core Lightning — Lightning Network implementation focusing on spec compliance and performance

A network library for client/server games written in C++

Secure client/server connections over UDP

Lua Virtual Reality Framework

Your high performance web application C framework

Asynchronous networking for C

Library for SRTP (Secure Realtime Transport Protocol)

ANSI C library for NURBS, B-Splines, and Bézier curves with interfaces for C++, C#, D, Go, Java, Javascript, Lua, Octave, PHP, Python, R, and Ruby.

A cross-platform, open-source, pure C game engine for mobile game.

Free 2D graphics engine with raster effects for retro/classic style game development