HCL is the HashiCorp configuration language.
Validate and define text-based and dynamic configuration
HIL is a small embedded language for string interpolations.
Skycfg is an extension library for the Starlark language that adds support for constructing Protocol Buffer messages.
Former temporary home for experimental new version of HCL
Skylark in Go: the Skylark configuration language, implemented in Go [MOVED to go.starlark.net]
Starlark in Go: the Starlark configuration language, implemented in Go
Go configuration with fangs
Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing