Opencomment

Write comments across multiple websites - anonymously or with a single login

BurnZone Commenting

An engaging comment system that offers competitive features to increase traffic and engagement for…

A fast, bloat-free comments system to foster discussion on your website

Disqus is a global comment system that improves discussion on websites and connects conversations across the web.

Golang HTTP server framework

Facebook comments plugin lets people comment on content on the site using their Facebook account.

Read and write hidden messages on any website.

The Best Commenting Platform For Your Website

A free comment service allowing website owners to instantly add a comment system to any website or blog.

IntenseDebate’s comment system enhances and encourages conversation on your blog or website.

Easy to set up, ad-free and reliable comment system

Metype is a complete engagement solution.

Remarkbox offers a free comment system to keep readers engaged with your content.

Schnack is an open source commenting system written in JavaScript.

New and exciting Django based forum software.

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

talkatv is an open source comment service much like …