Source code for Twitter's Recommendation Algorithm

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

Build highly concurrent, distributed, and resilient message-driven applications on the JVM

CMAK is a tool for managing Apache Kafka clusters

Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala

A fault tolerant, protocol-agnostic RPC system

Hybrid visual and textual functional programming.

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

Modern Load Testing as Code

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

A machine learning package built for humans.

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.

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

State of the Art Natural Language Processing

A Scala API for Cascading

Breeze is a numerical processing library for Scala.

In-memory dimensional time series database.

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

Wonderful reusable code from Twitter

Reactive Microservices for the JVM

A Scala API for Apache Beam and Google Cloud Dataflow.

Yet another JSON library for Scala

In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.

Compositional, streaming I/O library for Scala

Abstract Algebra for Scala

TransmogrifAI (pronounced trăns-mŏgˈrə-fī) is an AutoML library for building modular, reusable, strongly typed machine learning workflows on Apache Spark with minimal hand-tuning

The Flix Programming Language

Pure Scala Artifact Fetching

The pure asynchronous runtime for Scala