scalatra/scalatra   2.8.4

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

circe/circe   0.14.10

Yet another JSON library for Scala

finagle/finch   0.34.1

Scala combinator library for building Finagle HTTP services

json4s/json4s   4.0.7

JSON library

spray/spray-json

A lightweight, clean and simple JSON implementation in Scala

plokhotnyuk/jsoniter-scala   2.31.3

Scala macros for compile-time generation of safe and ultra-fast JSON codecs + circe booster

wvlet/airframe   24.11.0

Essential Building Blocks for Scala

hseeberger/akka-http-json   1.39.2

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

argonaut-io/argonaut   6.3.10

Purely functional JSON parser and library in scala.

fasterxml/jackson-module-scala   2.18.1

Add-on module for Jackson (https://github.com/FasterXML/jackson) to support Scala-specific datatypes

typelevel/jawn   1.6.0

Jawn is for parsing jay-sawn (JSON)

zio/zio-json   0.7.3

Fast, secure JSON library with tight ZIO integration.

playframework/play-json   2.10.6

The Play JSON library

disneystreaming/smithy4s   0.17.19

https://disneystreaming.github.io/smithy4s/

gnieh/diffson   4.6.0

A scala diff/patch library for Json

fthomas/crjdt   0.0.7

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

agourlay/cornichon   0.15.3

Testing tool in Scala for HTTP JSON API

sirthias/borer   1.14.1

Efficient CBOR and JSON (de)serialization in Scala

jto/validation   2.1.3

validation api extracted from play