GoogleTest

Follyfacebook/folly

A C++20 library from Facebook focused on performance and practicality, complementing std and Boost with components used at scale.

RapidJSONTencent/rapidjson

A fast, header-only JSON parser and generator for C++ with SAX/DOM APIs, emphasizing performance and minimal dependencies.

RapidJSONmiloyip/rapidjson

A fast, header-only JSON parser and generator for C++ with SAX and DOM APIs.

RapidJSONTencent/rapidjson

A fast, header-only JSON parser and generator for C++ with SAX/DOM APIs, optimized for performance and memory efficiency.

Ninjaninja-build/ninja

A small build system focused on speed, designed to compile software quickly.

glslangKhronosGroup/glslang

A reference compiler front end for GLSL and ESSL, partial HLSL support, and a SPIR-V generator.

Pistacheoktal/pistache

A modern, high-performance HTTP and REST framework for C++ with a clean API.

S2 Geometry Librarygoogle/s2geometry

A C++ library for computational geometry and spatial indexing on the sphere, designed for geographic data.

GNSS-SDRgnss-sdr/gnss-sdr

An open-source software-defined receiver for GPS, Galileo, GLONASS, and BeiDou signals, enabling custom GNSS processing.

libavifAOMediaCodec/libavif

A portable C library for encoding and decoding AV1 Image File Format (.avif) images with support for all AV1 YUV formats and alpha.

marlgoogle/marl

A hybrid thread/fiber task scheduler for C++11 that enables efficient execution of blocking tasks.

rpclibrpclib/rpclib

A modern C++14 msgpack-RPC library for building client-server applications without IDL or code generation.