opam.ocaml.org
In short: Getting listed on opam Repository is free. Plan for about 45 minutes — there is material to prepare and a review to wait on.
What they ask for: Publish a real OCaml library or CLI integration and use opam's homepage field for its canonical your tool project page.
Publish a real OCaml library or CLI integration and use opam's homepage field for its canonical your tool project page.
Requires a tagged source release, valid opam metadata, linting and community repository review.
Open the submission page on opam.ocaml.org and complete its form — that is the "Open submit page" link at the top of this page.
Requires a tagged source release, valid opam metadata, linting and community repository review.
Priority sets the band — this one is medium. Cost (free) and effort (moderate) move it within that band, which puts it in the useful tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.