♞ lichess.org: the forever free, adless and open source chess server ♞

A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.

CMAK is a tool for managing Apache Kafka clusters

Enso Analytics is a self-service data prep and analysis platform designed for data teams.

Apache OpenWhisk is an open source serverless cloud platform

Modern Load Testing as Code

The Scala 3 compiler, also known as Dotty.

The Guardian DotCom.

Code, exercises, answers, and hints to go along with the book "Functional Programming in Scala"

sbt, the interactive build tool

Your favorite language gets closer to bare metal.

ZIO — A type-safe, composable library for async and concurrent programming in Scala

In-memory dimensional time series database.

Generic programming for Scala

Wonderful reusable code from Twitter

A Scala API for Apache Beam and Google Cloud Dataflow.

A minimal, idiomatic Scala interface for HTTP

Yet another JSON library for Scala

Compositional, streaming I/O library for Scala

Mill is a fast JVM build tool that supports Java, Scala and Kotlin. 2-4x faster than Gradle and 4-10x faster than Maven for common workflows, Mill aims to make your project’s build process performa…

Functional JDBC layer for Scala.

Compile-time Language Integrated Queries for Scala

Scala language server with rich IDE features 🚀

Pure Scala Artifact Fetching

The pure asynchronous runtime for Scala

Scala GraphQL implementation

Property-based testing for Scala

Asynchronous, Reactive Programming for Scala and Scala.js.

Refinement types for Scala

Facebook's React on Scala.JS