Useful C Libraries

Use Case	Library Name	Packaged	Maintained By	Used By	Notes
Serializing/Deserializing JSON	cJSON	Arch, Fedora, Debian, Conan	Dave Gamble (+70 contributors)	Mosquitto, Monado	Lightweight, ANSI C; Well-formed tests; No macros
Command Line Argument Parsing	Argp	Part of glibc	Free Software Foundation		Feature rich, compared to getopt