Resin

Judgement

What it is

Building block

What it does

A library of LLM inference building blocks: a Rust scheduler, KV cache and metrics engine, with model-specific forward passes written by you in Python.

Adopt it when

You are building or researching a custom inference engine for specific hardware.

Watch out

Three months old, self-described experimental, with no release.

Ready for

Experimental

Runs as

Library

Built with

Rust, Python and PyTorch

How established

New: started 2 months ago, no tagged release yet.

What the license allows

You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

Follow it down: Resin → CPython → GCC → LLVM project → runs on a microchip

How compilers were built, back to punched paper tape

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