WP-Pad is a simple plugin that let you build a software database site based on pad files submission.
It automatically creates a page and adds the default categories and you can start submitting pads.
For more informations about pad files visit
http://www.asp-shareware.org/pad/
For a live site example based on this plugin check
http://www.superwebhunt.com/
Upload WP-Pad plugin to your blog, Activate it, then go to settings->Pad settings, fill the forms and save the options.
The default post author of submitted pads is the one with ID = 1 usually admin.