scalatra/scalatra

Tiny Scala high-performance, async web framework, inspired by Sinatra

spray/spray-json

A lightweight, clean and simple JSON implementation in Scala

jto/validation

validation api extracted from play

xuwei-k/httpz

purely functional http client with scalaz.Free

mdedetrich/scalajson

ScalaJSON - JSON for Scala, currently contains minimal AST

ovotech/kafka-serialization

Lego bricks to build Apache Kafka serializers and deserializers

pathikrit/dijon

A Dynamically Typed Scala Json Library

jilen/play-circe

circe for play

nevillelyh/protobuf-generic

Generic protobuf manipulation

kakao/mango

Core utility library & data connectors designed for simpler usage in Scala

landoop/json-sql

ldaniels528/qwery

A SQL-like language for performing ETL transformations.

pheymann/artie

Scala test-framework for REST service refactorings

jpzk/bottledynamo

Good enough AWS DynamoDB abstraction in Scala with Circe JSON serialization using Twitter Futures

msgpack4z/msgpack4z-circe

msgpack4z circe binding / msgpack.org[Scala.js]

lunaryorn/play-json-refined

Play JSON Reads/Writes instances for refined types

yukihirai0505/scala-request-json

scala request json library

hseeberger/akka-http-json

Integrate some of the best JSON libs in Scala with Akka HTTP

scalapb-json/scalapb-argonaut

Json/Protobuf convertors for ScalaPB use argonaut

julienrf/play-json-derived-codecs