Xerver Alternatives

WildFly is a flexible, lightweight application server.

Turning Nginx into a Full-fledged Web App Server

Phusion Passenger is a multi-language (Ruby, Python, Node) web & app server which can integrate into Apache and Nginx

Static web hosting made simple

Apache httpd has been the most popular web server on the Internet since April 1996

Tengine is a web server based on Nginx HTTP server.

LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.

MAMP is the abbreviation for Macintosh, Apache, MySQL, and PHP. It is a reliable application with its four components that allows you to access the local PHP server as well as the database server (SQL).

An open source software implementation of the Java Servlet and JavaServer Pages technologies

Internet Information Services is a web server for Microsoft Windows

Swiki is a quite popular implementation of Ward Cunningham's WikiWikiWeb (Squeak + Wiki = Swiki) that runs under Comanche.

NICE is a remote desktop cloud visualization solution enabling users to connect to OpenGL and Direct/X applications running in a data center