Top Web Server Extensions
Tracking 14 technologies in Web Server Extensions
new domains added on
This Web Server Extensions list is updated daily.
OpenSSL and Google PageSpeed are used by almost 82% of all the websites on the web and of all the 14 Web Server Extensions we track, including mod_ssl, mod_perl, etc.
OpenSSL is roughly used by 64.39% and Google PageSpeed is used by 17.84% of websites respectively.
Top 10
Download our free extension to get all the insights.

OpenSSL
1,935,126
Google PageSpeed
536,100

mod_ssl
181,578

mod_perl
78,173
mod_jk
69,264
mod_dav
68,361

mod_python
50,188

mod_wsgi
24,898
mod_fastcgi
21,715

mod_rails
13,668

mod_rack
13,659

Engintron
6,775
mod_auth_pam
5,954
Shelf
24