Category - Web Server Extensions

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols.

We have discovered 201,597 live website that are using OpenSSL.

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Technology usage statistics

Websites using OpenSSL 201,597 websites
Most popular in the country United States of America
Market position in Web Server Extensions #1
Market share in Web Server Extensions 50.52%
Most popular version 1.0.2

Technology adoption

Recent changes in OpenSSL usage. (See OpenSSL Usage Changes report)
Websites that added OpenSSL +6,751
Websites that dropped OpenSSL -7,141
Websites that changed version of OpenSSL 933

Distribution by websites popularity

OpenSSL detection in the top websites by popularity
Top 10k sites 224 websites
Top 100k sites 1,817 websites
Top 1m sites 30,569 websites

Websites utilizing OpenSSL

Top websites that use OpenSSL

Domain Country Rank Contacts United States of America 163 United States of America 444 United States of America 516 United States of America 600 United States of America 600 United States of America 731
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Market Share

OpenSSL market share within the Web Server Extensions category

Geographical Distribution

Technology usage distribution by websites across the globe.


(Ordered by popularity)
  • 1.0.2 (61.35%)
  • 1.1.1 (20.26%)
  • 1.0.1 (11.42%)
  • 0.9.8 (4.63%)
  • 0.9.7 (0.78%)
  • 1.0.0 (0.73%)
  • 1.1.0 (0.64%)
  • 0.9.6 (0.19%)

See all 13 versions ...

OpenSSL often used together with

Category - Web Servers.
Apache is used together with OpenSSL on 223,596 domains. Total 3,668,704 domains found using Apache
Category - Programming Languages.
PHP is used together with OpenSSL on 200,776 domains. Total 3,970,765 domains found using PHP
Category - Document Encoding.
UTF-8 is used together with OpenSSL on 158,253 domains. Total 8,059,052 domains found using UTF-8
Category - Document Standards.
JavaScript is used together with OpenSSL on 107,862 domains. Total 6,019,684 domains found using JavaScript
Category - JavaScript Libraries.
jQuery is used together with OpenSSL on 92,448 domains. Total 4,033,938 domains found using jQuery
Category - Operating Systems.
CentOS is used together with OpenSSL on 90,982 domains. Total 178,569 domains found using CentOS

Alternative Technologies

BytesLog: Total 143 domains found using BytesLog
mod_accel: Total 14 domains found using mod_accel
mod_apreq2: Total 1,904 domains found using mod_apreq2
mod_auth_kerb: Total 851 domains found using mod_auth_kerb
mod_auth_pam: Total 523 domains found using mod_auth_pam
mod_auth_passthrough: Total 1,112 domains found using mod_auth_passthrough
mod_auth_pgsql: Total 372 domains found using mod_auth_pgsql
mod_bwlimited: Total 28,129 domains found using mod_bwlimited
mod_chroot: Total 51 domains found using mod_chroot
mod_dav: Total 9,589 domains found using mod_dav