Scala compiler plugin for static code analysis

Bloop is a build server and CLI tool to compile, test and run Scala fast from any editor or build tool.

A build system and monorepo management tool for the web ecosystem, written in Rust.

64-bit kindlegen for OSX 10.14 and above

Minimal Maven reusable one-stop shop library

Agentic and LLM Programming in Scala

The first Scala macros' standard library.

The Mau online game, inspired by the classic card game Mao

chanterelle is a library that provides a map-like DSL over named tuples. Scala 3 only. Some chanterelles are scaly.

Bootstrap yourself to write an OS from scratch. A book for self-learner.

Minimal Metals stand alone client that allows running the metals mcp server

A 2D game programming library written in and for Scala Native.

Darklang main repo, including language, backend, and infra

Java interopability support for Swift

A better build tool for Java, Scala and Kotlin: Simpler than Maven, easier than Gradle, with 3-6x faster dev workflows than other JVM build tools

HTML converter for Scalatags, Scalajs-react, Laminar, Outwatch & Tyrian

Refactoring and linting tool for Scala

Single node, in-memory DataFrame analytics library.

SonicBOOM: The Berkeley Out-of-Order Machine

JavaScript animation engine

Sell stuff and see what sticks

Reference interpreter for TASTy, the Scala 3 interchange format

Model Context Protocol server written in Scala

usql - micro JDBC toolit for Scala 3

Staging repo for development of native port of TypeScript

A TypeScript compiler written in Scala (wip)