Property-based testing for Scala
Generic programming for Scala
command line options parsing for Scala
Simple refinement types for Scala
Writing Fast Parsers Fast in Scala
A simple testing framework for Scala
simple combinator-based parsing for Scala. formerly part of the Scala standard library, now a separate community-maintained module
ScalaTags is a small XML/HTML construction library for Scala.
Flexible law checking for Scala
The Scala API for Quantities, Units of Measure and Dimensional Analysis
Practical logging framework that doesn't require any other logging framework and can be completely configured programmatically.
Spire's macros for zero-cost operator enrichment
Scala/Scala.js library for manipulating Fancy Ansi colored strings
The super light testing library for Scala and Scala.js
Binary serialization library for efficient network communication
Type-level & seamless command-line argument parsing for Scala
Scala 2.13 Collection Compatibility Library
Automatic argonaut codec derivation with shapeless
Pretty-printing value, types and type-signatures in Scala
The first and only true Functional Reactive Programming framework for Scala.