OCaml.org v3
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Welcome to a World of OCaml

OCaml is a general purpose industrial-strength programming language with an emphasis on expressiveness and safety.

OCaml in Numbers

Of users report feeling satisfied with the state of OCaml
85%
Report that the use of OCaml is increasing or remaining stable in their workplace
95%
Of users report feeling that OCaml software is easy to maintain
75%

Opam: the OCaml Package Manager

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

Go to opam.ocaml.org > >

Jane Street
Jane Street

OCaml helps us to quickly adopt to changing market conditions, and go from prototypes to production systems with less effort ... Billions of dollars of transactions flow through our systems every day, so getting it right matters.

Yaron Minsky
Jane Street