Obelisk is a small web server writen in python with support to cgi(perl/python), and PHP(obelisk-http>0.4.3)  The server was created in 27 may of 2007, and the development is working at nowdays.  It is under GNU/GPL license.  Can run on Unix, Linux, Windows, MacOS and any other plataform who support Python, Sockets and Threads.    Keep It simple, stupid!