milessabin/shapeless

Generic programming for Scala

functional-streams-for-scala/fs2

Compositional, streaming I/O library for Scala

tpolecat/doobie

Functional JDBC layer for Scala.

monix/monix

Asynchronous, Reactive Programming for Scala and Scala.js.

typelevel/cats-effect

The IO monad 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

hyjay/fs2-google-cloud-pubsub

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

slamdata/fs2-ssh

A wrapper around Apache SSHD targeting cats-effect and fs2

permutive/fs2-google-pubsub

Google Cloud Pub/Sub stream-based client built on top of cats-effect, fs2 and http4s.

systemfw/eidos

A tiny and principled library for type-safe IDs

anicolaspp/ojai-generics

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

al333z/anti-test

A DSL for BDD, leveraging Functional Programming techniques.

japgolly/test-state

Scala Test-State.

yarhrn/loco

yet another event sourcing

kubukoz/sup

Composable, purely functional healthchecks in Scala.