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Retiring opam 2.0 from the build pipeline

ocurrent/docker-base-images publishes the ocaml/opam:* Docker images which the OCaml CI systems use. For each distro, it tracks 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, and master opam release branches in parallel and produces both an opam-version-suffixed tag (e.g. debian-13-ocaml-5.4_opam-2.5) and an un-suffixed default that points at the oldest tracked version.

07 May 2026

Marc Elvers

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Static linking in OCaml

Most of the time, you don’t think about how your file is linked. We’ve come to love dynamically linked files with their small file sizes and reduced memory requirements, but there are times when the convenience of a single binary download from a GitHub release page is really what you need.

17 Jun 2025

Marc Elvers

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opam 2.3.0 release!

Feedback on this post is welcomed on Discuss! As mentioned in our talk at the OCaml Workshop 2024, we decided to switch to a time-based release cycle (every 6 months), starting with opam 2.3. As promised, we are very pleased to announce the release of opam 2.3.0, and encourage all users to upgrade. ...

13 Nov 2024

OCamlPro

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opam 2.0 Beta5 is out!

After a few more months brewing, we are pleased to announce a new beta release of opam. With this new milestone, opam is reaching feature-freeze, with an expected 2.0.0 by the beginning of next year. This version brings many new features, stability fixes, and big improvements to the local developmen...

27 Nov 2017

OCamlPro

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