Adds static typing to JavaScript to improve developer productivity and code quality.

Simple, fast & type safe code that leverages the JavaScript & OCaml ecosystems

The core OCaml system: compilers, runtime system, base libraries

opam is a source-based package manager. It supports multiple simultaneous compiler installations, flexible package constraints, and a Git-friendly development workflow.

The Opa Language for Web Application Development

Compiler from OCaml to Javascript.

A compile time transformation from JavaScript to OCaml, along with an OCaml implementation of the JavaScript builtin library.

Camlp4 tool