typelevel/cats

Lightweight, modular, and extensible library for functional programming.

twitter/scalding

A Scala API for Cascading

finagle/finch

Scala combinator library for building Finagle HTTP services

scala-exercises/scala-exercises

The easy way to learn Scala.

pureconfig/pureconfig

A boilerplate-free library for loading configuration files

frees-io/freestyle

A cohesive & pragmatic framework of FP centric Scala libraries

typelevel/kittens

Automatic type class derivation for Cats

typelevel/cats-collections

Data structures for pure functional programming in Scala

stew/dogs

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

notxcain/aecor

Pure functional event sourcing runtime

nrinaudo/kantan.csv

CSV handling library for Scala

fthomas/crjdt

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

verizon/quiver

A reasonable library for modeling multi-graphs in Scala

pepegar/hammock

Purely functional HTTP client

typelevel/cats-tagless

Library of utilities for tagless final encoded algebras

travisbrown/iteratee

Iteratees for cats

cb372/cats-retry

christopherdavenport/fuuid

Functional UUID's for Scala

kailuowang/mainecoon

Transform and compose tagless final encoded algebras in scala

kubukoz/sup

Composable, purely functional healthchecks in Scala.