scalatra/scalatra   2.8.4

Tiny Scala high-performance, async web framework, inspired by Sinatra

http4s/http4s   1.0.0-M43

A minimal, idiomatic Scala interface for HTTP

circe/circe   0.14.10

Yet another JSON library for Scala

twitter/util   7.0.0

Wonderful reusable code from Twitter

softwaremill/elasticmq   1.6.9

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

typelevel/fs2   3.11.0

Compositional, streaming I/O library for Scala

salesforce/transmogrifai   0.7.0

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

typelevel/doobie   0.13.4

Functional JDBC layer for Scala.

zio/zio-quill   3.2.0

Compile-time Language Integrated Queries for Scala

pocorall/scaloid   4.2

Scaloid makes your Android code easy to understand and maintain.

scalameta/metals   1.4.1

Scala language server with rich IDE features 🚀

joernio/joern   4.0.161

Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc

typelevel/cats-effect   3.5.7

The pure asynchronous runtime for Scala

twitter/finatra   21.2.0

Fast, testable, Scala services built on TwitterServer and Finagle

typelevel/scalacheck   1.18.1

Property-based testing for Scala

sangria-graphql/sangria   4.2.3

Scala GraphQL implementation

apache/flink   1.20.0

Apache Flink

spotify/scio   0.9.6

A Scala API for Apache Beam and Google Cloud Dataflow.

com-lihaoyi/mill   0.12.3

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

monix/monix   0.3.0

Asynchronous, Reactive Programming for Scala and Scala.js.