InformaCast - InformaCast is a leading mass notification software solution that helps organizations reach everyone with critical information.

Documize - Enterprise-grade wiki and knowledge management platform

DialMyCalls - The easy to use mass and emergency notification platform. Send a phone call, text message or e-mail to your entire list of people in seconds.

HackMD - Fast and flexible, real-time collaborative markdown, inspired by Hackpad.

Call-Em-All - Call or send messages to friends and family members as well as other people who are online. The app allows you to create a message and send it out to multiple devices and pages.

ReadTheDocs - Spend your time on writing high quality documentation, not on the tools to make your documentation work.