Spirit is a modern discussion platform. Notifications Receive an automatic notification everytime someone mentions your @name, ...

Commento is a popular, fast, bloat-free commenting system that you can embed on your blog, news articles, and more. Open sourc ...

Isso – Ich schrei sonst – is a lightweight commenting server written in Python and JavaScript. It aims to be a drop-in replace ...

jskomment is an open source commenting system that is built on javascript and AJAX.

Disqus is the web’s most popular discussion system. It's a global comment system that improves discussion on websites and conn ...

Discourse is an open source discussion platform built for the next decade of the Internet. A modern forum, everything's been r ...

coComment is a service for managing, powering and researching conversations online. When using coComment, you can keep track o ...

RbComment - Zend Framework 2 module for drop-in, self-hosted comments, with email notifications, Akismet, ZfcUser and Gravatar ...

A commenting server similar to Disqus and IntenseDebate Licensed under AGPL: https://github.com/phusion/juvia/blob/master/LICE ...

talkatv is an open source comment service much like Disqus or IntenseDebate .

Master Comments System is a very compact comments system with basic options: Comments can be accepted from all users or only r ...

HashOver is a PHP comment system intended as a replacement for services like Disqus. HashOver is free and open source software ...

Pubble is the world's best Q&A platform. We make it simple and easy to add a great Q&A platform to any blog, website o ...

Commentar is a self hosted open source commenting system which can easily be integrated into any existing system. It is a modu ...

Just Comments is a simple and reliable commenting system for any website. Its features include easy integration, custom authen ...