Yes! A useful tool for writing OCaml in Vim is Merlin [0]. Facebook uses OCaml as well [1] [2] [3] A great tutorial is [4] [0] https://github.com/ocaml/mer

Yes! A useful tool for writing OCaml in Vim is Merlin [0]. Facebook uses OCaml as well [1] [2] [3] A great tutorial is [4] [0] https://github.com/ocaml/merlin https://github.com/ocaml/merlin [1] https://github.com/facebook/reason https://github.com/facebook/reason [2] https://github.com/facebook/flow/ https://github.com/facebook/flow/ [3] https://github.com/facebook/infer https://github.com/facebook/infer [4] http://realworldocaml.org/ http://realworldocaml.org/