Disqus (/dɪsˈkʌs/) is a worldwide blog comment hosting service for web sites and online communities that use 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.
In 2011, Disqus ranked #1 in Quantcast’s U.S. networks with 144 million monthly unique U.S. visits. Disqus has been featured on many major publications, such as CNN, The Daily Telegraph, and IGN, and about 750,000 blogs and web sites.
On December 5, 2017, Disqus was acquired by Zeta Global. The news of the acquisition was announced in a blog post by Disqus.