Infrastructure/web

Short list...


 * Apache HTTP Server - http://httpd.apache.org/
 * Lighttpd - http://www.lighttpd.net/
 * Nginx - http://www.nginx.org/
 * Cherokee HTTP Server - http://cherokee-project.com/
 * LiteSpeed Web Server - http://www.litespeedtech.com/
 * AOLserver - http://www.aolserver.com/
 * Tornado - http://www.tornadoweb.org/
 * Hiawatha - http://www.hiawatha-webserver.org/
 * Caudium - http://www.caudium.net/