Research platform for new language concepts and compiler technologies for Scala.

ZIO — A type-safe, composable library for asynchronous and concurrent programming in Scala

A macro-based PEG parser generator for Scala 2.10+

The purely functional runtime system for Scala

uPickle: a simple, fast, dependency-free JSON & Binary (MessagePack) serialization library for Scala

Pretty-printing value, types and type-signatures in Scala

Test framework for Dotty

TypeTag without scala-reflect

Powerful new number types and numeric abstractions for Scala.

In Progress Dotty-based implementation of Quill