The source code for the installers is available on the WebFaction wiki.

WebFaction a Web Hosting providing company announced on Monday that it rolled out a host of new one-click installers in its control panel. These new installers include some Wiki and Blog engines (MediaWiki, DokuWiki, SimpleLog, new WordPress versions), web frameworks (CakePHP, new Rails and Django versions) and CMS systems (new Plone and Drupal versions).

These one-click installers are written using the WebFaction open API and the source code for these installers is made available on the WebFaction wiki.