1. AcyclicAcyclic is a Scala compiler plugin to let you prohibit circular dependencies between files
3. FansiScala/Scala.js library for manipulating Fancy Ansi colored strings
4. PprintPretty-printing value, types and type-signatures in Scala
5. MillYour shiny new Java/Scala build tool!
6. CastorCastor is a lightweight, typed Actor library for Scala and Scala.js
8. ScalatagsScalaTags is a small XML/HTML construction library for Scala.
9. Requests ScalaA Scala port of the popular Python Requests HTTP client: flexible, intuitive, and straightforward to use.
10. UpickleuPickle: a simple, fast, dependency-free JSON & Binary (MessagePack) serialization library for Scala
11. SourcecodeScala library providing "source" metadata to your program, similar to Python's __name__, C++'s __LINE__ or Ruby's __FILE__.
12. UtestA simple testing framework for Scala
13. Os LibOS-Lib is a simple, flexible, high-performance Scala interface to common OS filesystem and subprocess APIs
14. CaskCask: a Scala HTTP micro-framework