Alternatives to Echo for all platforms with any license

Disqus

Disqus offers the best add-on tools for site owners to power discussions, increase engagement, and earn revenue.

Freemium $ $ $ Web Wordpress
OAUTH Community management Add a feature

88 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
coComment

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...
- Discontinued
  Seems to be discontinued as of April 2 2013.
Free Open Source Mac Windows Linux Firefox
Firefox Extensions Add a feature

4 Like
Joint Comments

An embeddable comment widget for websites, blogs, ecommerce & static pages. Joint Comments distributes JOINT tokens (erc-20 based cryptocurrency) to publishers...

Free Web Shopify Wordpress
Comment on page Notifications Add a feature

7 Like
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...
- Discontinued
  Latest commit 39def28 on Jul 29, 2013
Free Open Source Self-Hosted
No features added Add a feature

5 Like
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...
- Discontinued
  The last commit to the GitHub repo was on Juky 27nd, 2014.
Free Open Source Self-Hosted
Modular System 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
Juvia

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
Free Open Source Web Self-Hosted
No features added Add a feature

7 Like
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jskomment

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

Free Open Source Linux BSD Self-Hosted
Php Add a feature

6 Like
Epoch by Postmatic

A native WordPress Disqus alternative with a focus on speed and privacy: 100% realtime native comments in a tiny little package that is fully CDN and cache compatible.

Free Open Source Self-Hosted Wordpress
No features added Add a feature

1 Like