Flexible authentication solution for Rails with Warden.

help to kill N+1 queries and unused eager loading

A simple theme for web apps

Database backed asynchronous priority queue -- Extracted from Shopify

Generic interface to multiple Ruby template engines

A capistrano/rails plugin that makes it easy to deploy/manage/scale to various service providers, including EC2, DigitalOcean, vSphere, and bare metal servers.

A collection of RubyMotion applications for code samples.

Treat an ActiveRecord model as a file attachment, storing its patch, size, content type, etc.

A Write-Through Cacheing Library for ActiveRecord

Warbler chirpily constructs .war files of your Ruby applications.

Real HTTP Caching for Ruby Web Apps

Jasmine ruby gem

Ruby/JS GUI and Binding framework (deprecated)

Ruby/CLI: Automatic lossless reduction of all your images

Generators, helpers and extensions enabling complex sinatra apps

fixture builder based on code from fixture scenarios

Use the observer pattern to better divide your objects' responsibilities.

The Duby Programming Language

a forgot_password plugin that works well with restful-authentication.

Sliding stats is Rack Middleware that presents a "sliding window" over a web apps last N requests (where N is a reasonably low value, as it's all kept in memory). This is currently a "work in progr…

Dummy OpenID Server for making dead simple tests on OpenID Consumers implementations

Cheap Themes adds dead easy theming support for Rails views and also a way of customizing controller actions on per-theme basis.

Helper for Zendesk SSO/remote authentication

Distributed and scalable file cache expiration in Rails

eNom domain reseller API wrapper

A gem that provides easy access to remote servers.

Rails 2.3 template file

Spree extension for hosting Spree on Heroku

A set of image servers to make up for lack of rgba() support and linear_gradient support.