wikiHow - wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual.

ManageEngine RecoveryManager Plus - RecoveryManager Plus is one such enterprise backup solution which has the ability to easily backup and restores both the domain controllers and virtual machines.

Blurtit - Blurtit is a Q&A website. You can ask a question or answer on any question.

Heroku Enterprise - Heroku Enterprise is a flexible IT management for developers that lets them build apps using their preferred languages and tools like Ruby, Java, Python and Node.

AllAnswered - Your Team's Collective Brain All-In-One Knowledge Management System Wiki + Q&A + Workflow + AI

Lastpass - LastPass is an online password manager and form filler that makes web browsing easier and more secure.