fkYAML - A C++ header-only YAML library. [MIT]
A YAML parser and emitter in C++. [MIT]
A C library for parsing and emitting YAML. [MIT] website
Rapid YAML is a C++ library to parse and emit YAML. [MIT]
C library for reading and writing YAML. [ISC]
A fancy 1.2 YAML and JSON parser/writer. [MIT]
Single header YAML 1.0 C++11 serializer/deserializer. [MIT]