rtimush/sbt-updates

sbt plugin that can check Maven and Ivy repositories for dependency updates

scalacenter/scalafix

Refactoring and linting tool for Scala

marcuslonnberg/sbt-docker

Create Docker images directly from sbt

sbt/sbt-eclipse

Plugin for sbt to create Eclipse project definitions

scoverage/sbt-scoverage

sbt plugin for scoverage

sbt/sbt-release

A release plugin for sbt

wvlet/airframe

Essential Building Blocks for Scala

tpolecat/tut

doc/tutorial generator for scala

7mind/izumi

Productivity-oriented collection of lightweight fancy stuff for Scala toolchain

purplekingdomgames/indigo

An FP game engine for Scala.

sbt/sbt-buildinfo

I know this because build.sbt knows this.

cloudstateio/cloudstate

Distributed State Management for Serverless

dlwh/breeze

Breeze is a library for numerical processing, machine learning, and natural language processing. Its primary focus is on being generic, clean, and powerful without sacrificing (much) efficiency. Breeze is the merger of the ScalaNLP and Scalala projects, because one of the original maintainers is unable to continue development. The Scalala parts are largely rewritten.

lightbend/mima

A tool for catching binary incompatibility in Scala

twitter/scrooge

A Thrift parser/generator

foundweekends/conscript

Scala at your command

iheartradio/play-swagger

Swagger spec generator for play framework

earldouglas/xsbt-web-plugin

Servlet support for sbt

sbt/sbt-web

Library for building sbt plugins for the web

sbt/sbt-git

A git plugin for sbt