Codassium : A better way to conduct remote interviews
WebRTC based video chat + code editor = Awesome interviews
MindMeister : MindMeister is an online mind mapping tool that lets you capture, develop and share ideas visually.
SQL Fiddle : A tool for easy online testing and sharing of database problems and their solutions.
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.
Tabula : Tabula helps you liberate data tables trapped inside PDFs
