Algebraic Effects for Scala 3

A direct-style effect system in Scala 3 that tracks effects using context parameters

Experiments with composable lock-free concurrency

MUnit binding for Typelevel Discipline

Effectful property testing built on ScalaCheck

A database and query tool for JMH benchmark results

Mandrel is a downstream distribution of the GraalVM community edition. Mandrel's main goal is to provide a native-image release specifically to support Quarkus.

sbt bom.xml exporter

Scala testing library with actionable errors and extensible APIs

Yet another JSON library for Scala

Configurable generic derivation for Circe

Scala language server with rich IDE features 🚀

Let sbt work for you.

Ensure only expected Scala versions are used with sbt

sbt Native Packager

sbt, the interactive build tool

The Scala 3 compiler, also known as Dotty.

Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3

Your favorite language gets closer to bare metal.

Cross-platform compilation support for sbt.

sbt plugin for Scalafmt

sbt plugin for Scalafix

"Trust no one, bench everything." - sbt plugin for JMH (Java Microbenchmark Harness)

Framework for testing concurrent code on JVM languages

A composable command-line parser for Scala.

A library-based Software Transactional Memory (STM) for Scala, coupled with transactional sets and maps. Mirror of https://codeberg.org/sciss/scala-stm

Command line debugging console for Cats Effect