Powerful new number types and numeric abstractions for Scala.
Jawn is for parsing jay-sawn (JSON)
macro for summoning implicit values
Compiler plugin for making type lambdas (type projections) easier to write
Fast, deboxed, specialized data structures for Scala
Discover java object sizes through questionable sleuthing plus luck.
Cats instances and classes which are outlaws, miscreants, and ne'er-do-wells.
methods for divination and predicting the future
Run javap directly from the SBT console
Efficient immutable wrappers for unboxed data
Simple, efficient wrapper for fast concatenation/iteration.
Provide names for numbers in English
Library that provides those stupid little IO utility methods you always end up needing.