Apache Spark - A unified analytics engine for large-scale data processing

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

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

The Community Maintained High Velocity Web Framework For Java and Scala.

PredictionIO, a machine learning server for developers and ML engineers.

A fault tolerant, protocol-agnostic RPC system

The Scala 3 compiler, also known as Dotty.

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

sbt, the interactive build tool

A machine learning package built for humans.

Principled Functional Programming in Scala

Fault tolerant job scheduler for Mesos which handles dependencies and ISO8601 based schedules

Deploy and manage containers (including Docker) on top of Apache Mesos at scale.

Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.

In-memory dimensional time series database.

Breeze is/was a numerical processing library for Scala.

Generic programming for Scala

A distributed, fault-tolerant graph database

Wonderful reusable code from Twitter

Slick (Scala Language Integrated Connection Kit) is a modern database query and access library for Scala

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

The easy way to learn Scala.

Scala Scripting

A Scala API for Apache Beam and Google Cloud Dataflow.

Yet another JSON library for Scala

A suite of scala libraries for building and consuming RESTful web services on top of Akka: lightweight, asynchronous, non-blocking, actor-based, testable

Abstract Algebra for Scala

Fast, testable, Scala services built on TwitterServer and Finagle

Scala language server with rich IDE features 🚀

Functional JDBC layer for Scala.