EtherPad : Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js
openDAW : openDAW is a next-generation web-based Digital Audio Workstation (DAW) designed to democratize music production and to resurface the process of making...
Teletype for Atom : Teletype for Atom lets developers share their workspace with team members and collaborate on code in real time.
MindMeister : MindMeister is an online mind mapping tool that lets you capture, develop and share ideas visually.
SumoPaint : Powerful graphics editor for your web browser and pc
A better way to conduct remote interviews
WebRTC based video chat + code editor = Awesome interviews