List of single-file C/C++ libraries, with emphasis on clause-less licenses.

triage narrative tool

C++ Library to use Particle Effects from the New version of TimelineFX Editor

Agentic local debugging on Windows to avoid time-consuming print debugging

Eternal Software Initiative

NTSC video simulator

A C compiler that tries to eliminate the need for header files as much as possible.

Concurrency library for C (coroutines)

Performance benchmarks for Lua 5.1–5.5 vs LuaJIT

Smol for small things

Simple, Fast, Portable Profiling

Linux Debugger Prototype

Learn real-time graphics programming and build games with SDL's GPU API. Tutorials, code examples, and Claude Code skills

3D Extension Library for raylib

AV1 decoder for game devs

A texture packing system in C.

A C89 interface to code apps and games for any platform!

Update of Sean Barrett's (nothings) QMAP software renderer & Quake 1 BSP viewer to modern systems, using SDL3.

Ray Tracing In One Weekend using SDL3 GPU with a compute shader

Tiny Minecraft clone in C and HLSL using the new SDL3 GPU API

Simple renderer with SDL3 GPU API.

Renders text using STB_Truetype in pure SDL

Zero-dependency WebGPU MMD renderer

stb-like single-file, public domain (or MIT-licensed) image processing libraries for C/C++

2-D vector base amplitude panning (VBAP)

Lightweight and open-source C library for real-time sample rate conversion of audio streams.

Experimental C implementation of “Breaking the Sorting Barrier for Directed Single-Source Shortest Paths” by Ran Duan, Jiayi Mao, Xiao Mao, Xinkai Shu, and Longhui Yin (STOC 2025)