Source code for the X Recommendation Algorithm

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.

CMAK is a tool for managing Apache Kafka clusters

A fault tolerant, protocol-agnostic RPC system

An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs

The leader in Customer Data Infrastructure

Lightweight, modular, and extensible library for functional programming.

Old repo for Linkerd 1.x. See the linkerd2 repo for Linkerd 2.x.

sbt, the interactive build tool

Principled Functional Programming in Scala

Scala.js, the Scala to JavaScript compiler

Your favorite language gets closer to bare metal.

Find potential bugs in your services with Diffy

A Scala API for Cascading

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

REST job server for Apache Spark

Wonderful reusable code from Twitter

Scala Scripting

A better build tool for Java, Scala and Kotlin: 3-6x faster than Maven or Gradle, less fiddling with plugins, and more easily explorable in your IDE

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

Compositional, streaming I/O library for Scala

Fast, testable, Scala services built on TwitterServer and Finagle