DISQUS - Disqus is a global comment system that improves discussion on websites and connects conversations across the web.
Fuse Universal - Fuse is the first integrated learning platform that's designed to deliver business results for global teams. With Fuse Universal you can achieve so much more than with traditional learning management software.
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.
Evolmind - Evolmind is an online learning platform with advanced features and tools that allow users to enjoy this software without any eLearning experience.