Load images on your sites lazily without JavaScript
Powerfull XSS Scanning and Parameter analysis tool&gem
Jekyll plugin adding a Liquid tag for Cloudinary
A responsive screenshot comparison tool
Sass port of Bootstrap 2 and 3
IDE for Opscode Chef (and ruby) development
Easy file attachment management for ActiveRecord
A tagging plugin for Rails applications for custom tagging
Chess tournament organisation tool with swiss pairing system for free.
Handset Detection for Mobile Applications. Device Description Database
An extensible pki based enterprise password utility
Web development IDE in browser, supports Java, ruby, javascript...etc
Stylesheet authoring framework
dotjs is a Google Chrome extension that executes JavaScript files
A CSS framework that aims to cut down on your CSS development time