Ruby

docsplit

Break Apart Documents into Images, Text, Pages and PDFs

CanCanCan

Continuation of CanCan, the authorization Gem for Ruby on Rails.

Phony

E164 international phone number normalizing, splitting, formatting.

activeform-rails

Form Objects for ActiveModel

Javascript

pageres

Get screenshots of the websites in different resolutions

pen

enjoy live editing (+markdown)

paste.js

read from clipboard data in different browsers

CSS

StackIcons

Doing More with Icon Fonts

Development

gitsh

An interactive shell for git

hr

<hr /> for your terminal

Startup

PullUp

A website you join via pull request

Tools

Recordit

For Mac users who would like to create screencasts super quickly.