• Type-safe
• int, bool, float64, string primitive types
• Special func type that accepts a single argument of any primitive type
• Variables can trigger a callback function when set/updated
• Everything is concurrent safe
• Case insensitive variable names
• Helper functions (see docs)
• Saving/loading variables to/from a file
• Simple command evaluation/execution
• Simple autocomplete

go get -u github.com/tapir/convar

Check out the _examples folder.