Reason – Meta Language Toolchain to Build Systems Rapidly

Reason is a meta language toolchain to build systems rapidly. It is a new interface to OCaml – a highly expressive dialect of the ML language featuring type inference and static type checking.Reason provides a new syntax and toolchain for editing, building, and sharing code, and will evolve in the open as a community collaboration. Reason already has contributors across several organizations/companies.

Requirements: –
Demo: http://facebook.github.io/reason/#reason
License: MIT License