Robuta

https://github.com/google/starlark-go/
Starlark in Go: the Starlark configuration language, implemented in Go - google/starlark-go
githubgooglestarlarkconfiguration
https://www.nist.gov/publications/biccl-biometric-client-configuration-language-0
client configurationbiometriclanguagenist
https://www.rfc-editor.org/rfc/rfc4827.html
extensible markup languagexml configurationaccess protocolrfc
https://dhall-lang.org/
Maintainable configuration files
configuration languagedhall
https://jsonnet.org/
A powerful DSL for elegant description of JSON data.
configuration languagejsonnet