OCamlbuild is a generic build tool, that has built-in rules for building
OCaml library and programs.

OCamlbuild was distributed as part of the OCaml distribution for OCaml
versions between 3.10.0 and 4.02.3.  Starting from OCaml 4.03, it is now
released separately.

WWW: https://github.com/ocaml/ocamlbuild