I'm not sure what you're referring to; F# is only a CLR-compatible language. Mono is used for a completely open source solution and the foundation's web page (h

I'm not sure what you're referring to; F# is only a CLR-compatible language. Mono is used for a completely open source solution and the foundation's web page (http://fsharp.org http://fsharp.org) has links to instructions for installing mono and related tooling.