Create JSON structures via a Builder-style DSL

Renders and parses JSON/XML/YAML documents from and to Ruby objects. Includes plain properties, collections, nesting, coercion and more.

A Ruby framework for rapid API development with great conventions.

ActiveModel::Serializers allows you to generate your JSON in an object-oriented and convention-driven manner.

JSON API(jsonapi.org) serializer that works with rails and can be used to serialize any kind of ruby objects

General ruby templating with json, bson, xml and msgpack support

Fast, simple and easy to use JSON:API serialization library (also known as fast_jsonapi).

Object-oriented representers help you defining nested REST API documents which can then be rendered and parsed using one and the same concept.

Blueprinter is a JSON Object Presenter for Ruby that takes business objects and breaks them down into simple hashes and serializes them to JSON. It can be used in Rails in place of other serializers (like JBuilder or ActiveModelSerializers). It is designed to be simple, direct, and performant.

Faster and simpler JSON renderer for Rails

A plugin for versioning Rails based RESTful APIs.

Rocket Pants adds JSON API love to Rails and ActionController, making it simpler to build API-oriented controllers.

Alba is the fastest JSON serializer for Ruby. It focuses on performance, flexibility and usability.

High Performance JSON Serialization for ActiveRecord & Ruby Objects

acts_as_api enriches the models and controllers of your app in a rails-like way so you can easily determine how your XML/JSON API responses should look like.

Render versioned views automagically based on the clients requested version.

A gem that provides DSL for serialization of plain old Ruby objects to JSON in a declarative style by defining a `schema`. It also provides a trivial type checking in the runtime before serialization.

ActiveModel Serializers, simplified.

api-versions helps manage your Rails app API endpoints.

Fast Rails serializer with built-in caching

roy is a small library which allows every Ruby object to be used as a Rack application.

oj_serializers leverages the performance of the oj JSON serialization library, and minimizes object allocations, all while provding a similar API to Active Model Serializers.