stryker-mutator/stryker4s   0.20.3

Mutation testing for Scala

playframework/play-mailer   9.1.0

Play mailer plugin

alephium/alephium   4.5.1

Reference client for Alephium protocol

julianpeeters/avrohugger   2.17.0

Generate Scala case class definitions from Avro schemas

zalando/grafter   2.6.1

Grafter is a library to configure and wire Scala applications

thoughtworksinc/compute.scala   0.4.3

Scientific computing with N-dimensional arrays

avast/scala-server-toolkit   0.19.3

Functional programming toolkit for building server applications in Scala.

kenbot/goggles   1.0

Pleasant, yet principled Scala optics DSL

dotty-cps-async/dotty-cps-async   0.9.23

experimental CPS transformer for dotty

typelevel/cats-effect-testing   1.7.0

Integration between cats-effect and test frameworks

japgolly/scala-graal   2.1.0

Make usage of Graal features easy and safe from Scala. Also features Scala-based React SSR.

swoop-inc/spark-alchemy   1.3.0

Collection of open-source Spark tools & frameworks that have made the data engineering and data science teams at Swoop highly productive

slack-scala-client/slack-scala-client   1.0.1

A scala library for interacting with the slack api and real time messaging interface

softwaremill/kmq   0.3.2

Kafka-based message queue

liancheng/scalafix-organize-imports   0.6.0

A CI-friendly Scalafix semantic rule for organizing imports

lightbend-labs/jardiff   1.9.3

A tool for comparing JAR files, including method bodies and Scala 2 pickled signatures

jto/validation   2.1.3

validation api extracted from play

trace4cats/trace4cats   0.14.7

Distributed app tracing implementation in pure scala using cats-effect

lightbend/kafka-streams-scala   0.2.1

Thin Scala wrapper around Kafka Streams Java API

lastland/scala-forklift   0.3.2

Type-safe data migration tool for Slick, Git and beyond.