WordPress plugin comparison

Duo Two-Factor Authentication vs Cassava CAS Server

Duo Two-Factor Authentication

by Duo Security

3K+ installs3.7

Cassava CAS Server

by Luis Rodrigues

30+ installs5.0

At a glance

Duo Two-Factor Authentication has more active installs: 3K+, against 30+ for Cassava CAS Server.
On a typical day, Duo Two-Factor Authentication is downloaded about 48 times, Cassava CAS Server about 4.
Cassava CAS Server is rated higher: 5.0 out of 5 from 2 reviews, against 3.7 from 39 reviews.
Duo Two-Factor Authentication was updated more recently: Jun 6, 2025, against Feb 13, 2016 for Cassava CAS Server.
Duo Two-Factor Authentication is tested with a newer WordPress: 6.0.18, against 4.4.34 for Cassava CAS Server.
Duo Two-Factor Authentication has been around longer: since 2011, against 2014 for Cassava CAS Server.

Duo Two-Factor Authentication leads on 6 of 7 comparable lines.

Metric	Duo Two-Factor Authentication	Cassava CAS Server
Popular rank	#4,010	#24,668
Active installs	3K+	30+
Downloads, last 30 days	1.1K	70
Rating	3.7(39)	5.0(2)
Support threads resolved	–	–
Tested up to	6.0.18	4.4.34
Search multiplier	×0.09	×0.00
Last release	1 year ago	10 years ago
Requires PHP	–	–

From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.

Track your plugin against its rivals every day: rank, installs, downloads, ratings and their releases, with alerts when anything moves.