The batteries-included Scala. Read about the Scala Toolkit in scala-lang tutorials.
You can already use it from Scala CLI:
//> using toolkit default
Or by including the latest Toolkit artifact in your build file: org.scala-lang::toolkit:0.2.0
In the changelog
directory you can find a list of changes in the dependencies of the Scala Toolkit, including transitive ones.
Check out the Contributing Guide.