Stack Overflow - Community-based Q&A part of the Stack Exchange platform.
Falcon.io - Falcon.io provides a platform for social marketing & customer experience management.
The Answer Bank - The Answer Bank is the UK’s leading question-and-answer site.
TitanMLM - TitanMLM is a modern multi-level marketing management software that allows businesses to manage their operations from a single platform.
Blurtit - Blurtit is a Q&A website. You can ask a question or answer on any question.
Swift Social - All-in-One Social Media Growth and Management Tool