EtherPad : Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js
Mockingbird : Mockingbird is an online tool that makes it easy for you to create, link together, preview, and share mockups of your website or application.
Audio Shop : Your friendly neighborhood script for mangling images or video using audio editing tools.
Mind42 : Collaborative mind mapping in your browser
MindMeister : MindMeister is an online mind mapping tool that lets you capture, develop and share ideas visually.
A better way to conduct remote interviews
WebRTC based video chat + code editor = Awesome interviews
