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

Zstandard - Fast real-time compression algorithm

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

Public repository of the QuickJS Javascript Engine.

C-based/Cached/Core Computer Vision Library, A Modern Computer Vision Library

nanomsg library

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

Mirror of the LuaJIT git repository

A dynamic language and bytecode vm

In application debugger for ARM Cortex microcontrollers.

Build your hardware, easily!

A lightweight JIT compiler based on MIR (Medium Internal Representation) and C11 JIT compiler and interpreter based on MIR

A basic 3D scene implemented with various engines, frameworks or APIs.

Code for the "Graphics Gems" book series

RaptorJIT: A dynamic language for system programming (LuaJIT fork)

Translates WebAssembly modules to portable C

A fast branchless stable quicksort / mergesort hybrid that is highly adaptive.

A collection of improved binary search algorithms.

Code for simulations on YouTube

The Open Source Dictionary

A vector graphics renderer for bgfx, based on ideas from NanoVG and ImDrawList (Dear ImGUI)

Arb has been merged into FLINT -- use https://github.com/flintlib/flint/ instead

Parser combinators for binary formats, in C. Yes, in C. What? Don't look at me like that.

hand-written dictionaries from the FreeDict project

C library implementing the ridiculously fast CLHash hashing function

The SINTEF Spline Library

A collection of array rotation algorithms.

Most comprehensive OpenSSL module in the Lua universe.