A Rails gem for generating a JavaScript API automatically based on your ActiveRecord models.

This friendly library gives you helpers and generators to assist building RESTful API's in your Rails app.

Ruby Agent for the AppPerf app.

Apress-Api

Easily integrate Plaid Link into your Rails application

Dead simple asset uploader attachments for your active record models

An action based auditor, which has internal as well as outgoing link tracking. Provides Analytics for User count in line-chart.

Authentication for Rails applications

An opinionated almost-turnkey solution for managing authorization in Rails

Easily use jQuery UI's autocomplete widget with Rails applications.

Fill in your brazillian addresses automagically

Avocado listens for JSON responses in the test environment and generates a YAML file describing them, which it sends to a configurable URL.

Framework that uses aws-ses to send newsletters

BAJA

Gem to conveniently handle multiple models in a single form with Rails 3 and jQuery or Prototype. Version maintained by fxposter, with some patches aimed at RailsAdmin.

Hybrid action logging, consisting of standard and custom logging.

This app extends active record to allow you to change the polymorphic type value in relationships. It also extends active record batching functions to be able to order records while batching. - As a bonus. the same 'split_batches' function is made available to Arrays It also adds optional auditing functions and password hashing functions, as well as migration helpers

Identity Management with OmniAuth

Billing Cycle is a gem used to calculate the next billing date for a recurring subscription.

A mountable Rails engine to create a payment server that can handle the money in your Bitcoin ecosystem