| Nginx | 2,385,720 | https://nginx.org/en |
| Apache HTTP Server | 1,745,800 | https://httpd.apache.org/ |
| LiteSpeed | 719,773 | https://litespeedtech.com |
| OpenResty | 206,887 | https://openresty.org |
| IIS | 158,981 | https://www.iis.net |
| OpenGSE | 111,236 | https://code.google.com/p/opengse |
| Tengine | 72,056 | https://tengine.taobao.org |
| Caddy | 16,288 | https://caddyserver.com |
| Phusion Passenger | 9,123 | https://phusionpassenger.com |
| Cowboy | 8,811 | https://github.com/ninenines/cowboy |
| Kestrel | 7,143 | https://docs.microsoft.com/en-us/aspnet/core/fundamentals/servers/kestrel |
| lighttpd | 5,085 | https://www.lighttpd.net |
| Angie | 4,415 | https://angie.software/en/ |
| Apache Tomcat | 4,329 | https://tomcat.apache.org |
| Google Web Server | 4,185 | https://en.wikipedia.org/wiki/Google_Web_Server |
| EZproxy | 3,949 | https://www.oclc.org/en/ezproxy.html |
| gunicorn | 3,816 | https://gunicorn.org |
| Apache Traffic Server | 3,134 | https://trafficserver.apache.org/ |
| Amazon EC2 | 3,099 | https://aws.amazon.com/ec2/ |
| Microsoft HTTPAPI | 2,749 | https://learn.microsoft.com/en-us/windows/win32/http/http-api-start-page |