cJSON aims to be the dumbest possible parser that you can get your job done with. It's a single file of C, and a single header file.
acquired package info from repodata DB: repodata/e30d7685744a7c83e00e34883b4caa13098c6dd4580c70b9313f50e8b8c0aee4-primary.sqlite.bz2
The cjson-devel package contains libraries and header files for developing applications that use cJSON.