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OCI image export from day10

mtelvers/day10 can now export build results as multi-layer OCI images, where each opam package becomes its own layer.

09 Apr 2026

Marc Elvers

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Windows Docker Images

In my previous post on the base image builder, I included a footnote that we now had Windows 2025 workers, but I didn’t mention that the base images weren’t building.

09 Feb 2026

Marc Elvers

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Apache Parquet Files

If you haven’t discovered the Apache Parquet file format, allow me to introduce it along with ClickHouse.

17 Sep 2025

Marc Elvers

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Package Tool

Would you like to build every package in opam in a single Dockerfile using BuildKit?

22 Jul 2025

Marc Elvers

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Dune Developer Preview: Installing The OCaml Compiler With Dune Package Management

Dune Developer Preview now supports direct OCaml compiler installation, streamlining setups and enabling shared installations across projects for faster development.

16 Oct 2024

Tarides

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opam 2.1.0 is released!

Feedback on this post is welcomed on Discuss! We are happy to announce the release of opam 2.1.0. Many new features made it in (see the pre-release changelogs or release notes for the details), but here are a few highlights. What's new in opam 2.1? Integration of system dependencies (formerly the op...

04 Aug 2021

OCamlPro

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opam 2.1.0~beta4 released

Feedback on this post is welcomed on Discuss! On behalf of the opam team, it gives me great pleasure to announce the third beta release of opam 2.1. Don’t worry, you didn’t miss beta3 - we had an issue with a configure script that caused beta2 to report as beta3 in some instances, so we skipped ...

13 Jan 2021

OCamlPro

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