Ferry is a data migration and visualization command line tool rubygem that seeks to simplify the increasingly prevalent big data problems for developers

Extend Ruby on Rails ActiveRecord with Neo4j nodes. Keep RDBMS and utilize the power of Neo4j queries. Originally by @elado.

Rails gem to push notifications for iOS, Android and Windows Phone devices

Track what product being viewed, what being purchased. Who are consistant buyers etc.

Spree Essentials provides a base for several other Spree Commerce extensions. The idea is to provide other extensions with common functionality such as an asset-upload interface, a markdown editor, and a common admin-navigation tab.

Turkee will help you to easily create usability studies, post HITs, and retrieve the user entered values from Mechanical Turk.

Allows multiple types of relationships between products to be defined

Spree Essential Blog is a blog plugin for Spree sites equipped with spree_essentials.

Friendly command-line interface for Cloud Foundry.

High-level library for working with the Cloud Foundry API.

Ovirt provides a simple Object Oriented interface to the REST API of oVirt and RHEV-M servers.

Skyline is an extremely flexible and expandable open source content management system. Its feature rich interface allows for fast and intuitive management of websites.

Currently supported editors are CKEditor and TinyMCE

Track keywords search, checkout events, add to cart, remove from cart and other events.

Spree Minicart allows customer to add/remove an item from their cart without ever leaving the page they're on.Let your customers preview their cart before they start the checkout process.

Configurable affiliates and referrals features for Spree

A Rails gem to supply a front-end and reporting capability to the Surveyor gem.

This extension provides an interface for the admin to upload new themes, publish it to the spree store, modify the theme layout accordingly and later download it.

An ActiveRecord extension providing convenience methods for timestamp management.

This library provides Ruby calls to interact with the Avalara Tax API