milessabin/shapeless

Generic programming for Scala

monix/monix

Asynchronous, Reactive Programming for Scala and Scala.js.

functional-streams-for-scala/fs2

Compositional, streaming I/O library for Scala

japgolly/scalajs-react

Facebook's React on Scala.JS

japgolly/nyaya

Random Data Generation and/or Property Testing in Scala & Scala.JS.

typelevel/frameless

Expressive types for Spark.

pepegar/hammock

Purely functional HTTP client

japgolly/microlibs-scala

laserdisc-io/laserdisc

A Future free Fs2 native pure FP Redis client

japgolly/test-state

Scala Test-State.

kubukoz/vivalidi

A crazy man's effect-agnostic validations for Scala DTOs

typelevel/cats-effect

The IO monad for Scala

kubukoz/sup

Composable, purely functional healthchecks in Scala.

vladkopanev/cats-saga

Purely Functional Transaction Management In Scala With Cats

hyjay/fs2-google-cloud-pubsub

A developer-first Google Cloud Pub/Sub client in Scala

al333z/anti-test

A DSL for BDD, leveraging Functional Programming techniques.

tpolecat/tuco

Reasonable telnet server for Scala.

yarhrn/loco

yet another event sourcing

anicolaspp/ojai-generics

Thin, generic, scala idiomatic layer on top of MapR OJAI

afsalthaj/safe-string-interpolation

A type driven approach to string interpolation, aiming at consistent, secure, and only-human-readable logs and console outputs !