You might be interested in my side project: https://github.com/lukechampine/ply https://github.com/lukechampine/ply It's a small superset of Go that allows you

You might be interested in my side project: https://github.com/lukechampine/ply https://github.com/lukechampine/ply It's a small superset of Go that allows you to call map/filter/reduce methods on any slice. It's not true generics (you can't define your own generic functions or types) but it covers the most common use case for me: declarative data processing.