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Building httpz, a high-performance HTTP/1.1 parser with zero heap allocation using OxCaml's unboxed types, local allocations, and mutable local variables.

Statmemprof, a statistical memory profiler for OCaml, is now compatible with OCaml 5! Discover the technical background to the return of the feature.

Compaction is a feature that rearranges OCaml values in memory to free up space, which can then be returned to the operating system. In the…

Coming from OCaml, the Rust programming language has many appealingfeatures. Rust’s system for tracking lifetime and ownership allowsusers to safely express...

What’s the best way to spend a Friday evening? We think most people would agree that hacking on OCaml is pretty much at the top of that list…

Since version 4.10, OCaml offers a new best-fit memory allocatoralongside its existing default, the next-fit allocator. At JaneStreet, we’ve seen a big impro...

An in-depth Look at OCaml’s new "Best-fit" Garbage Collector Strategy The Garbage Collector probably is OCaml’s greatest unsung hero. Its pragmatic approach allows us to allocate without much fear of efficiency loss. In a way, the fact that most OCaml hackers know little about it is a good sign:...

We’ve been doing a bunch of work recently on improving the responsiveness ofOCaml’s garbage collector. I thought it would be worth discussing thesedevelopmen...

This post presents another functional heap - binomial heap in OCaml. It also describes binomial tree in great details. Diagrams and OCaml code has been supplied....