kamon-io/kamon

Distributed Tracing, Metrics and Context Propagation for application running on the JVM

lihaoyi/upickle-pprint

uPickle: a simple, fast, dependency-free JSON & Binary (MessagePack) serialization library for Scala

frees-io/freestyle

A cohesive & pragmatic framework of FP centric Scala libraries

softwaremill/sttp

The Scala HTTP client you always wanted!

lomigmegard/akka-http-cors

Akka Http directives implementing the CORS specifications defined by W3C

adamw/elasticmq

Message queueing system with an actor-based Scala and Amazon SQS-compatible interfaces. Runs stand-alone or embedded.

hseeberger/akka-sse

Akka HTTP now includes Akka SSE, this project is at EOL

swagger-akka-http/swagger-akka-http

Support for generating Swagger REST API documentation for Akka-Http based services.

hseeberger/constructr

Coordinated (etcd, ...) cluster construction for dynamic (cloud, containers) environments

pepegar/hammock

Purely functional HTTP client

eed3si9n/gigahorse

Gigahorse is an HTTP client for Scala with multiple backend support.

tmtsoftware/csw-prod

TMT Common Software Product

danielasfregola/twitter4s

An asynchronous non-blocking Scala client for both the Twitter Rest and Streaming API

theiterators/kebs

Scala library to eliminate boilerplate

combust/mleap

MLeap: Deploy Spark Pipelines to Production

ensime/ensime-server

ENSIME JVM Process

knutwalker/akka-stream-json

levkhomich/akka-tracing

A distributed tracing extension for Akka. Provides integration with Play framework, Spray and Akka HTTP.

shiftforward/apso

ShiftForward's utilities library

lightbend/reactive-lib