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.

Using OxCaml to implement type-safe reference counting between OCaml and Python

Jane Street is known for being an OCaml shop, but for years now Python has been our second major programming language, acting as the primary tool for data an...

15 Jun 2026

Jane Street Tech Blog

Read Article
Language integrated LLMs as an OCaml function

Using a local DeepSeek model as an ordinary OCaml library and building sandboxed agents from simple primitives

14 Jun 2026

Anil Madhavapeddy's Blog

Read Article
Tessera v1.1 released, with smoother and temporally stable embeddings

TESSERA v1.1 is a drop-in retrained model that fixes the tiling artefacts of v1.0, with embeddings now being served from AWS S3 and model weights up on Hugging Face.

12 Jun 2026

Anil Madhavapeddy's Blog

Read Article
Removing HCS containers

The Windows workers in the windows-x86_64 pool have a habit of quietly falling off the cluster. The ocluster-worker service is still RUNNING, but the scheduler lists the worker as disconnected.

10 Jun 2026

Marc Elvers

Read Article
ocgtk development update: June 2026

Development update for ocgtk (a set of GTK4 bindings for OCaml), including upcoming support for signals and interfaces, expanded GLib type coverage, and packaging improvements to support other operating systems.

10 Jun 2026

Chris Armstrong

Read Article
Week 23, June 2026

08 Jun 2026

Jon Ludlam's Blog at recoil.org

Read Article
.plan-26-23: Earth Embeddings, Emails Everywhere, and ERRNOOOs

TESSERA on the ESA homepage and at CVPR, GeoTessera 0.9 stabilising onto S3/Zarr, io-uring in OCaml, carbon credits in New Scientist and WSJ, and musings on internet malware again.

07 Jun 2026

Anil Madhavapeddy's Blog

Read Article