Disqus offers the best add-on tools for site owners to power discussions, increase engagement, and earn revenue.
- - Disqus is the most popular Web-based alternative to IntenseDebate.
- - Disqus is the most popular free alternative to IntenseDebate.
- - Isso is the most popular Linux & Self-Hosted alternative to IntenseDebate.
- - Isso is the most popular Open Source alternative to IntenseDebate.
A lightweight comments widget built on GitHub issues. Use GitHub issues for blog comments, wiki pages and more!
A comments system powered by GitHub Discussions. Let visitors leave comments and reactions on your website via GitHub!
- - giscus is the most popular SaaS alternative to IntenseDebate.
Commento is a popular, fast, bloat-free commenting system that you can embed on your blog, news articles, and more. Open source at its core, Commento guarantees you privacy and does not include third-party trackers and advertisements, unlike alternatives such as Disqus.
- - Commento is the most popular commercial alternative to IntenseDebate.
No updates on GitLab for over 2 years.
HTML Comment Box is an easy wasy for your website to receive, and optionally approve/delete comments from your visitors.
The last commit to the GitHub repo was on December 3rd, 2012.
A commenting server similar to Disqus and IntenseDebate
Licensed under AGPL: https://github.com/phusion/juvia/blob/master/LICENSE.TXT.Discontinued
Per project's README: Juvia is currently unmaintained. See https://github.com/phusion/juvia
coComment is a service for managing, powering and researching conversations online. When using coComment, you can keep track of your comments across any site, share them with friends, and get notified when you get a response.
- - coComment is the most popular Windows & Mac alternative to IntenseDebate.
Seems to be discontinued as of April 2 2013.