cli package
A simple, fast, and fun package for building command line apps in Go
...Don't know what version you're on? You're probably using the version from the main branch, which is currently v2. Using this package requires a working Go environment. Go Modules are required when using this package. Currently, only YAML, JSON, and TOML files are supported but developers can add support for other input sources by implementing the altsrc.InputSourceContext for their given sources.