Your shiny new Java/Scala build tool!
An experimental library for Functional Reactive Programming in Scala
Writing Fast Parsers Fast in Scala
ScalaTags is a small XML/HTML construction library for Scala.
uPickle: a simple, fast, dependency-free JSON & Binary (MessagePack) serialization library for Scala
A Scala port of the popular Python Requests HTTP client: flexible, intuitive, and straightforward to use.
Scala library providing "source" metadata to your program, similar to Python's __name__, C++'s __LINE__ or Ruby's __FILE__.
OS-Lib is a simple, flexible, high-performance Scala interface to common OS filesystem and subprocess APIs
A simple testing framework for Scala
Macros for simple/safe RPCs between Scala applications, including ScalaJS/ScalaJVM
Cask: a Scala HTTP micro-framework
Programmable, Typesafe Document Generation
Tooling around scala-js
Acyclic is a Scala compiler plugin to let you prohibit circular dependencies between files
Scala/Scala.js library for manipulating Fancy Ansi colored strings
Pretty-printing value, types and type-signatures in Scala
A small, convenient, dependency-free library for command-line argument parsing in Scala
Castor is a lightweight, typed Actor library for Scala and Scala.js
Provides the geny.Generator data type, the dual to a scala.Iterator that can ensure resource cleanup