DISQUS - Disqus is a global comment system that improves discussion on websites and connects conversations across the web.
Tovuti LMS - Designed as a people-centric LMS, Tovuti makes learning fun & management simple. Boost productivity with AI, automation, & gamification.
Answerbase - Add a Q&A system to your website in just minutes, with Answerbase's powerful question and answer software for online communities and customer support.
eloomi - Learning Management (LMS) and continuous performance management combined in a flexible cloud-based software platform.
utterances - A lightweight comments widget built on GitHub issues.
360Learning - Create, ship & improve courses together