typelevel/cats

Lightweight, modular, and extensible library for functional programming.

twitter/scalding

A Scala API for Cascading

tpolecat/doobie

Functional JDBC layer for Scala.

monix/monix

Asynchronous, Reactive Programming for Scala and Scala.js.

finagle/finch

Scala combinator library for building Finagle HTTP services

scala-exercises/scala-exercises

The easy way to learn Scala.

frees-io/freestyle

A cohesive & pragmatic framework of FP centric Scala libraries

typelevel/kittens

Automatic type class derivation for Cats

stew/dogs

data structures for pure functional programming in scala. see the completely incomplete documentation website:

nrinaudo/kantan.csv

CSV handling library for Scala

notxcain/aecor

Pure functional event sourcing runtime

typelevel/cats-tagless

Library of utilities for tagless final encoded algebras

typelevel/cats-mtl

cats transformer type classes.

mockito/mockito-scala

Mockito for Scala language

fthomas/crjdt

A conflict-free replicated JSON datatype (CRDT) in Scala

cb372/cats-retry

verizon/quiver

A reasonable library for modeling multi-graphs in Scala

djspiewak/shims

Seamless interop layer between cats and scalaz

pepegar/hammock

Purely functional HTTP client

augustjune/canoe

Functional Telegram Bot API for Scala