HTTP Pre-Processor popularity

Most dynamic websites use a HTTP Pre-Processor, This software generates the HTML from templates and databases. Most modern websites operate like this. You can also find some other software in this list (like caches).
To generate these statistics we have extracted the X-Powered-By field from the HTTP headers of each website in our database. Websites that do not share this information are excluded.
Websites Powered By
# Powered By Percentage
1 PHP 64.62%
2 ASP.NET 22.44%
3 PleskLin 6.37%
4 Other 3.35%
5 w3 total cache 1.55%
6 Phusion Passenger 0.81%
7 WAF 0.41%
8 Servlet 0.24%
9 JSP 0.2%