agourlay/json-2-csv

Transforms JSON collections into CSV files.

abdolence/circe-tagged-adt-codec

Circe encoder/decoder implementation for ADT/JSON for Scala 2

3tty0n/play-json-xml

Converting between play-json and xml like json4s.

pheymann/artie

Scala test-framework for REST service refactorings

chatwork/scala-jwk

This Scala library supports JWKSet(RFC7517)

sciss/play-json-sealed

Automatic sealed traits JSON format for play-json-alone

anskarl/parsimonious

Parsimonious is a helper library for encoding/decoding Apache Thrift and Twitter Scrooge classes to Spark Dataframes and Jackson JSON.

msgpack4z/msgpack4z-play

msgpack4z play-json binding

nrktkt/ninny-json

JSON typeclasses that know the difference between null and absent fields

sauldhernandez/autoschema

Generates JSON Schema from Scala classes

greenleafoss/green-leaf-mongo

🌱This extension created on top of official MongoDB Scala Driver, allows to fully utilize Spray JSON and represents bidirectional serialization for case classes in BSON, as well as flexible DSL for MongoDB query operators, documents and collections.

msgpack4z/msgpack4z-circe

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

thatscalaguy/circe-jq

Run jq filter on circe json objects.

iravid/play-json-cats

cats typeclass instances for play-json

romansky/jello

Scala/Scala.js JSON library, no thrills included

taig/circe-validation

Use cats Validated to create (Accumulating) circe Decoders

scalapb-json/scalapb-json-common

common classes for scalapb-json libraries

losizm/grapple

The JSON library for Scala.

reactivemongo/reactivemongo-play-json

:leaves: Play JSON support for ReactiveMongo

celadari/json-logic-scala

Build complex rules, serialize them as JSON, and execute them in Scala