IntenseDebate is a blog comment hosting service owned by Automattic, Inc. It competes with Disqus, Livefyre and Echo.
It was launched as a private beta in January 2007 by TechStars[1], a startup incubator, and launched as an open beta on October 30th, 2007. On September 23, 2008, Automattic announced its acquisition of IntenseDebate's properties[2], and returned to private beta until November of that year
IntenseDebate is a feature-rich comment system for WordPress, Blogger, Tumblr and many other blogging/CMS platforms.
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