ImageOptim - Faster web pages and apps.
Prepros - Compile Less, Sass, Scss, Stylus, Jade, Coffeescript, Haml and Markdown with live browser refresh.
Node.js - Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications
Live.js - Live. js. one script closer to designing in the browser. Say goodbye to Alt-Tab. Live.
Ruby on Rails - Ruby on Rails is an open source full-stack web application framework for the Ruby programming...
Fire.app - Fire.app is a menu bar only app for dead easy HTML prototyping.