DocGen - Static website generator
Slack - A messaging app for teams who see through the Earth!
LogicalDOC - A document management system such as LogicalDOC can help your organization better manage business processes and put order in the chaos of documents every day run your business.
Smoothboard Air - Smoothboard Air is a collaborative interactive whiteboard application for iPads and Android devices that revolutionizes interaction in lecture rooms.
openSourceCM - Web-based legal document processing and contract management
Groupboard - Free collaborative online whiteboard, web conferencing and online tutoring software that can be embedded in your own website. Used by many online tutors, schools and universities.