Camomile
Computers, Programming, Languages, ML - Camomile. Full Unicode Standard 3.
https://camomile.sourceforge.net/
The Caml language: Home
Computers, Programming, Languages, ML - Objective Caml. Latest version of Caml dialect of strongly-typed functional language ML: object-oriented programming, flexible module system, fast native compilers for many systems.
https://www.ocaml.org/
Poly/ML Home Page
Computers, Programming, Languages, ML - Poly/ML. Compiler and environment for, full implementation of, Standard ML, has libraries for MS Windows, X Window.
https://www.polyml.org/