Web server extensions

These are the top Web server extensions technologies based on market share in 2026.

# Technology Websites tracked Market share
1
OpenSSL
290,000
68%
2
Google PageSpeed
88,000
21%
3
mod_perl
11,000
3%
4
mod_ssl
10,000
2%
5
mod_wsgi
8,600
2%
6
mod_jk
8,000
2%
7
mod_dav
3,400
0.8%
8
mod_fastcgi
2,300
0.5%
9
mod_python
1,400
0.3%
10
mod_rack
440
0.1%

Start with a report template

Choose a ready-made report to generate a filtered lead list, or build your own from scratch.

Websites in United Kingdom

Find websites using Web server extensions technologies in United Kingdom.

Websites in United States

Find websites using Web server extensions technologies in United States.

Companies with emails and phone numbers

Prioritize Web server extensions websites with both contact types available.

Top 5,000 websites by traffic

Start with the highest-traffic websites using Web server extensions technologies.

Websites with a .com domain

Limit results to Web server extensions websites on .com domains.

5,000 low-traffic websites

Focus on lower-traffic websites using Web server extensions technologies.

Create your own

Wappalyzer is trusted by thousands of professionals world-wide