A Rails Engine to provide a basic RESTful interface for GTFS feeds. GTFS Spec: https://developers.google.com/transit/gtfs

Helena is an online survey/test framework designed for agile survey/test development, longitudinal studies and instant feedback.

DSL for top-level, nested, linked CRUD resource endpoints; DSL for Presenters and Acceptors; API Versioning

Authentication engine for Ruby on Rails

This gem is for send push messages via firebase and track their status.

Some Rails API code written by JustinKo and ported to a badly written gem

Lazy way to implement common actions in controllers in Rails.

LocomotiveCMS is a next generation CMS system with sexy admin tools, liquid templating, and inline editing powered by mongodb and rails 3.2

Manage device tokens and push messaging with Rails and FCM.

Metova libraries for Ruby on Rails

MTWarden Rails 5.1 engine adds basecamp style user logins (multi-tenant authetication using warden gem) to your ruby on rails application.

Simple and modulable authentication gem

Provides models, controllers and libraries that help OpenStax products define API's for user applications.

A really straightforward open source Ruby on Rails blog engine designed for integration with Refinery CMS.

A tiny Rails engine that helps you loading remote links into a bootstrap modal

A resque-based web poller

Rails + React + Backbone + magic

This gem allows to write explicit resource controllers

Twice Baked Core Engine

Better default templates for Rails scaffold generator.