Disqus is an online discussion and commenting service for websites and online communities that uses a networked platform. The company’s platform includes various features, such as social integration, social networking, user profiles, spam and moderation tools, analytics, email notifications, and mobile commenting. It was founded in 2007 by Daniel Ha and Jason Yan as a Y Combinator startup.
Disqus ranks #1 in Quantcast‘s U.S. networks with 144 million monthly unique U.S. visits. Disqus is featured on many major publications, such as CNN, Daily Telegraph and IGN and about 750,000 blogs and websites. It competes with IntenseDebate, Livefyre and Echo.