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.plan-26-11: Bins, bollards, bots and biodiversity boffins

Evidence synthesis at the DEFRA science conference, TESSERA transcoding and building a new SPA, OpenStreetMap/DuckDB bindings in OxCaml, and early thoughts on vibecoding etiquette.

15 Mar 2026

Anil Madhavapeddy's Blog

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Pi Day 2026: OCaml vs OxCaml

For Pi Day, I have implemented the same algorithm in both OCaml and OxCaml and compared the generated assembly and runtime performance.

14 Mar 2026

Marc Elvers

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Streaming millions of TESSERA tiles over HTTP with Zarr v3

How we restructured TESSERA's geospatial embeddings from millions of individual numpy files into sharded Zarr v3 stores for efficient HTTP streaming, enabling everything from single-pixel mobile lookups to regional-scale analysis with just a couple of range requests.

14 Mar 2026

Anil Madhavapeddy's Blog

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ONNX inference engine using OxCaml’s SIMD intrinsics

Following my previous CPU vs GPU post I started thinking about what the ONNX inference engine actually did and if it could be replicated in OxCaml with SIMD.

13 Mar 2026

Marc Elvers

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Building a UK Fuel Price Finder in OCaml

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

13 Mar 2026

Marc Elvers

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From Cannes to Los Angeles: Visiting the People Who Build Satellites

Visiting satellite production lines in Los Angeles, and why the questions have changed since 2022.

12 Mar 2026

Thomas Gazagnaire

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GPU vs CPU for ONNX Inference: NVIDIA L4 vs AMD EPYC 9965

In a previous post, I compared the ONNX Runtime with PyTorch on the CPU and GPU. In this post, I take this to the extreme to see if a CPU can outpace the NVIDIA L4 GPU.

11 Mar 2026

Marc Elvers

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OCaml Roundup: February 2026

10 Mar 2026

Patrick Ferris' OCaml Blog

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