ocaml-base - 4.13.1-4 main

Objective Caml (OCaml) is an implementation of the ML language, based on
the Caml Light dialect extended with a complete class-based object system
and a powerful module system in the style of Standard ML.
.
This package contains only the runtime system needed to run bytecode
executables. The 'ocaml' package contains the full development suite of
Objective Caml.