Wedge

Server side

A HTTP server
Apache or an "Apache compliant" server like lighttpd is recommended. Wedge will also run on ISS.

PHP 5.2
PHP 5.2 or higher.

MySQL 5.1
MySQL 5.1 or higher.

GD2 for PHP.
GD is a graphics library used to output graphics from PHP, and will be a requirement in Wedge.

Client side

A modern browser
Opera 9.0 or higher, 11.x or higher recommended.
Microsoft Internet Explorer 6.0 or higher, 9.0 or higher recommended.
Mozilla Firefox 2.0 or higher, 3.5 or higher recommended.
Apple Safari 3.0 or higher, 5.0 or higher recommended.
Google Chrome 1.0 or higher, 5.0 or higher recommended.</code>
Other
Recommended:
Cookies
Flash (mostly for playing videos)
Javascript (Wedge can be run without JS, but it will be less smooth)