akka/alpakka

Alpakka is a Reactive Enterprise Integration library for Java and Scala, based on Reactive Streams and Akka.

locationtech/geotrellis

GeoTrellis is a geographic data processing engine for high performance applications.

scalapb/scalapb

Protocol buffer compiler for Scala.

scalameta/metals

Scala language server with rich IDE features 🚀

combust/mleap

MLeap: Deploy Spark Pipelines to Production

wavesplatform/waves

Waves node application

scalameta/scalameta

Library to read, analyze, transform and generate Scala programs

scalacenter/bloop

Bloop is a build server and CLI tool to compile, test and run Scala fast from any editor or build tool.

digital-asset/daml

The DAML smart contract language

whisklabs/docker-it-scala

Docker integration testing kit with Scala

akka/akka-grpc

Akka gRPC

sbt/zinc

Scala incremental compiler library, originally part of sbt

notxcain/aecor

Pure functional event sourcing runtime

rchain/rchain

lightbend/cloudflow

Cloudflow enables users to quickly develop, orchestrate, and operate distributed streaming applications on Kubernetes.

ing-bank/baker

Orchestrate microservice-based process flows

build-server-protocol/build-server-protocol

Protocol for IDEs and build tools to communicate about compile, run, test, debug and more.

locationtech-labs/geopyspark

GeoTrellis for PySpark

truecar/mleap

MLeap allows for easily putting Spark ML pipelines into production

scalameta/metabrowse

Online code browser with IDE-like features for Scala