A set of tests for pseudorandom number generators

Monte Carlo tree search for the travelling salesman problem (MCTS for the TSP)

Various useful numerical algorithms which can be used almost standalone.

Simple arithmetic coding library in C

Heavily optimized library for DEFLATE/zlib/gzip compression and decompression

Super fast C++ .PNG writer/reader

Blitsort is an in-place stable adaptive rotate mergesort / quicksort.

PortAudio is a cross-platform, open-source C language library for real-time audio input and output.

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

Memory Debugger for Windows, Linux, Mac, and Android

A font cooking library

Hash function quality and speed tests

A set of C++ classes that provide a common API for realtime audio input/output across Linux (native ALSA, JACK, PulseAudio and OSS), Macintosh OS X (CoreAudio and JACK), and Windows (DirectSound, A…