Yes, WP Cassify is free to use. It is available as a free plugin on WordPress.org.

How many websites use WP Cassify?

WP Cassify has 900 active installations as tracked by WordPress.org.

What are the best WP Cassify alternatives?

Popular alternatives to WP Cassify include Authorizer, wpCAS, Cassava CAS Server. You can compare them side-by-side on our comparison pages.

Does WP Cassify work with the latest WordPress?

WP Cassify has been tested up to WordPress 6.8.5. It requires WordPress 4.4+ and PHP 7.0+.

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WP Cassify

Name: WP Cassify
Rating: 5 (16 reviews)
Author: Alain-Aymerick FRANCOIS

The plugin is an Apereo CAS Client. It performs CAS authentication and autorization for Wordpress.

By Alain-Aymerick FRANCOIS·Cas·Free

5(16 reviews)

·900 active installs·Updated 6 months ago

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As of April 2026, WP Cassify is a WordPress cas plugin with 900 active installations and a 5/5 rating from 16 reviews. It has been downloaded 34K+ times in total. Requires WordPress 4.4+ and PHP 7.0+. Available on WordPress.org since 2016. Top alternative: Authorizer.

5/516 reviews

900active installs

34K+total downloads

10 yearssince 2016

Overview

If you’re happy with this plugin :
As a reward for my efforts, I would like to receive T-shirts (or other goodies) as gifts from the universities or companies that use it.
My size is L. Best regards.

This Apereo CAS authentication plugin has no phpCas library dependency. This is not only an authentication plugin.
You can build custom authorization rules according to cas user attributes populated. If user don’t exist in WordPress
database, it can be created automatically. There are many features. You can customize everything.