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.
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...
Tabula : Tabula helps you liberate data tables trapped inside PDFs
