Disqus Disqus offers the best add-on tools for site owners to power discussions, increase engagement, and earn revenue. Freemium Web Windows Phone Wordpress OAUTH Add a feature 85 Like
Isso Isso – Ich schrei sonst – is a lightweight commenting server written in Python and JavaScript. It aims to be a drop-in replacement for Disqus. It supports CRUD... Free Open Source Linux No features added Add a feature 14 Like
HashOver HashOver is a PHP comment system intended as a replacement for services like Disqus. HashOver is free and open source software, under the GNU Affero General Public... Free Open Source Self-Hosted No features added Add a feature 10 Like
talkatv talkatv is an open source comment service much like Disqus or IntenseDebate . Free Open Source Web JavaScript Embeddable Add a feature 12 Like Discontinued The last commit to the GitHub repo was on December 3rd, 2012.
Commentar Commentar is a self hosted open source commenting system which can easily be integrated into any existing system. It is a modular system and some features that will be... Free Open Source Self-Hosted Modular System Add a feature 5 Like Discontinued The last commit to the GitHub repo was on Juky 27nd, 2014.
Juvia A commenting server similar to Disqus and IntenseDebate Licensed under AGPL: https://github.com/phusion/juvia/blob/master/LICENSE.TXT Free Open Source Web Self-Hosted No features added Add a feature 7 Like Discontinued Per project's README: Juvia is currently unmaintained. See https://github.com/phusion/juvia
Master Comments System Master Comments System is a very compact comments system with basic options: Comments can be accepted from all users or only registered users. Admin can... Free Open Source Self-Hosted No features added Add a feature 5 Like
Commento A lightweight, privacy-focused comment engine alternative to Disqus. Free Open Source Mac OS X Windows Linux Self-Hosted Go (Programming Language) No features added Add a feature 5 Like
RbComment RbComment - Zend Framework 2 module for drop-in, self-hosted comments, with email notifications, Akismet, ZfcUser and Gravatar integration. Free Open Source Self-Hosted No features added Add a feature 4 Like
JustComments Just Comments is a simple and reliable commenting system for any website. Its features include easy integration, custom authentication, multiple languages, Gravatar... Commercial Web No features added Add a feature 3 Like
Livefyre Livefyre is an embeddable real-time commenting platform that turns comments on any site into live conversations, increases the quality of those conversations, and drives... Free Web No features added Add a feature 4 Like Discontinued Livefyre was acquired by Adobe and integrated into the Adobe Experience Manager. The Community Comments feature is being discontinued: https://livefyre.zendesk.com/hc/en-us/articles/215571503-Details-and-important-dates
IntenseDebate IntenseDebate is a feature-rich comment system for WordPress, Blogger, Tumblr and many other blogging/CMS platforms. Free Web TypePad Tumblr Blogger Wordpress Embeddable Add a feature 5 Like
Facebook Comments Box Comments Box is a social plugin that enables user commenting on your site. Features include moderation tools and distribution. Social Relevance: Comments Box uses... Free Web Facebook integration Add a feature 4 Like
komentify Almost every business owns a website these days. However, few of them are able to engage their visitors. We provide a solution. A comment widget with a strong focus on... Freemium Web Embeddable Add a feature 2 Like
Realtidbits Powering the Realtime Social Layer for Entertainment, Local Media and High Traffic Blogs. Realtidbits was acquired by Livefyre.com. Commercial Web Wordpress User generated Add a feature 7 Like
