Roo provides an interface to spreadsheets of several sorts.

The pipwerks SCORM API Wrapper

An atomic design based system

JavaScript Vector Library

Content aware image cropping

It's a custom Git subcommand that attempts to answer a question: "How much code I have written and is STILL there?" Maybe it's just a dummy metric but it's fun :)

A image placeholder service to provide images to templates

Track changes to your rails models

Static page caching for Action Pack (removed from core in Rails 4.0)

PROJETO DEPRECATED use sped-nfe

Modular and light-weight selection library

Realtime Cross-Browser Automation

lol_dba is a small package of rake tasks that scan your application models and displays a list of columns that probably should be indexed. Also, it can generate .sql migration scripts.

The Node version of Pattern Lab

Make use of your favicon with badges, images or videos

A C/C++ implementation of a Sass compiler

Scopes touch-web tabbed input navigation to input elements inside the same form

VanillaMasker is a pure javascript mask input

jQuery matchers and fixture loader for Jasmine framework

The Swiss Army knife for automated Jasmine specs in your console.

Authorization for Rails + GUI. Semantic, Flexible, Lightweight

A repository where you can find information about many JavaScript and HTML5 APIs.

It's a small library to provide the I18n translations on the Javascript. It comes with Rails support.

JavaScript Polyfills, Shims and More

A javascript library for formatting and manipulating numbers.

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.

The PHP version of Pattern Lab

[UNMAINTAINED] Convert videos in your browser

JavaScript Style Guide