An implementation of OpenGL 3.x-ish in clean C

Unintrusive algorithms for C arrays OR a C implementation of <algorithm> from C++

Super small, simple, and (almost) completely C89-compliant single-header arena "allocator".

Cex.C - Comprehensively EXtended C Language

Single-file FLAC decoder with a push-style API

Single-header LZW (Lempel-Ziv-Welch) C Library, headerless compressor & decompressor (variable code, 9-16 bits)

PicoTest is a single-file unit testing framework for C programs that follows the xUnit principles.

An QOI codec that doesn't requires any other dependencies

A single file, freestanding FLAC encoding library in C89

A very fast SIMD (AVX2) accelerated lexer that does not rely on tables

Single-header library for memory menagement

The World's First, Only & Most Amazing RLE Zoo

Single-header file C libraries for wrapping OS-specific functionality. Compatible with C++.

An *single-header* alternative, pure C-focused wrapper to Apple's Cocoa API for OS X app development. Requires little to no Objective-C knowledge to use. Based on the original Silicon by EimaMei! Written in Pure C, no objective-c nonsense.

A simple, single-header library which implements defer and autofree at compile-time in C/C++

Single header Parameterised testing and mocking library C/C++

A simple C89 library for reading and decoding Organya music (.org files).

Tiny unit testing library for C language

foobarbaz - a single-header property-based testing library in C99

adds the wonderful and very intuitive `else` clause of `for` and `while` from python back to C