MPack - A C encoder/decoder for the MessagePack serialization format / msgpack.org[C]

TOML C library

A cross-platform C and C++ unit testing framework for the 21st century

C23 Checked Arithmetic

FlatBuffers Compiler and Library in C for C

Fast JSON parser for C

Formatted C++20 stdlib man pages (cppreference)

A lightweight tar library written in ANSI C

nsync is a C library that exports various synchronization primitives, such as mutexes

A fast image processing library with low memory needs.

C23 compiler with C2y/GNU extensions for x86-64 Linux/BSD, written in C99

A fast, declarative meta build system for C/C++/Rust projects, based on Ninja, designed to handle large build matrices of highly modular projects.

nanobind: tiny and efficient C++/Python bindings

A fork of Paul Hsieh's Better String Library