The OCaml Planet RSS

Discover the data-race-freedom modes of OxCaml, and how we tested them on a multicore branch of OCaml's editor service Merlin!

Celebrating David Attenborough's 100th birthday at a Conservation Research Institute retreat in Norwich, a Parliament POST briefing on Evidence for Nature Recovery lands, and a TESSERA talk at the Cambridge Ring alumni evening at Jane Street.

The UK government recently launched the Fuel Finder API, providing real-time pricing data for over 7,000 petrol stations across the country.

Running OCaml 5 with multicore support on bare-metal Raspberry Pi Pico 2 W (RP2350, ARM Cortex-M33).

When managing infrastructure, state corruption must be impossible. OCaml's type system catches entire categories of bugs at compile time.

A practical, production-focused walkthrough of building a PostgreSQL connection pool in OCaml using Caqti_lwt_unix, with health checks, graceful shutdown, and Dream integration

OCaml Core Dev meeting at Inria yesterday. These are roughly biannual synchronous catchups which provide a chance to find out what others are up to, get feedback on any major ongoing work, and attempt to unblock some stalled PRs. Sometimes tempers get frayed, but not this time round…

Every programming language comes with some “batteries” included - mostly in the form of its standard library. That’s typically all of the functionality that’s available out-of-the-box, without the need to install additional libraries. (although the definition varies from language to language) Usually standard libraries are pretty similar, but I think that OCaml’s a bit “weird” and slightly surprising in some regards, so I decided to write down a few thoughts on it and how to make the best of it.

There has been a new release of OCaml! The 5.2 release brings several new features, along with improvements, optimisations, and bug fixes…