Blog

The OCaml Planet RSS

Articles and videos contributed by both experts, companies and passionate developers from the OCaml community. From in-depth technical articles, project highlights, community news, or insights into Open Source projects, the OCaml Planet RSS feed aggregator has something for everyone.

Want your Blog Posts or Videos to Show Here?

To contribute a blog post, or add your RSS feed, check out the Contributing Guide on GitHub.

Surprising C++ failures in the macOS workers

@mseri raised issue #175 as the macOS workers cannot find the most basic C++ headers. I easily eliminated Obuilder, as opam install mccs.1.1+19 didn’t work on the macOS workers natively.

21 Jun 2025

Marc Elvers

Read Article
opam repo ci job timeouts

It’s Tuesday morning, and virtually all opam repo ci jobs are failing with timeouts. This comes at a critical time as these are the first jobs following the update of ocurrent/ocaml-version noted on 24th March.

04 Apr 2025

Marc Elvers

Read Article
Simple Ways to Run OCaml Code

When people think of OCaml they are usually thinking of compiling code to a binary before they are able to run it. While most OCaml code is indeed compiled to binaries, you don’t really need to do this, especially while you’re learning the language and are mostly playing with small exercises.

23 Feb 2025

Bozhidar Batsov

Read Article
OCaml 4.01.0 entering Rawhide

After using OCaml for around 10 years it is still my favourite language, and it’s amazing how far ahead of other programming languages it remains to this day. OCaml 4.01.0 was released on Thu…

14 Sep 2013

Richard Jones

Read Article