Airframe

Judgement

What it is

Building block

What it does

A set of Scala libraries for dependency injection, logging, JSON and MessagePack serialisation, HTTP and RPC, and testing with AirSpec.

Adopt it when

You maintain a Scala 2 or Scala 3 codebase that already uses Airframe modules.

Watch out

The authors recommend their newer Uni library for new Scala 3 projects, so Airframe is in maintenance.

Ready for

Production-ready

Runs as

Library

Built with

Scala and Scala.js

How established

Established: started 10 years ago, latest release v2026.2.5.

What the license allows

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

Judged on 2026-11-06 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

Follow it down: Airframe → Scala3 → JDK → LLVM project → runs on a microchip

How compilers were built, back to punched paper tape

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