a brand new CMS system with super sexy UI and cool features
theme for geekbox
A full-text search implementation for the Mongoid ODM
Extension for Railsbike (and Locomotive CMS)
Rails plugin for sending asynchronous email with ActionMailer and Resque
An open source clone of Shopify.
Rails 3.1 support now! Simple Captcha is the simplest and a robust captcha plugin. Its implementation requires adding up a single line in views and in controllers/models.
Spree extension for administrable embedded content.
Building block for spree social networking features (provides authentication and account linkage)
Lightweight Ruby web crawler/scraper with an elegant DSL which extracts structured data from pages.