If you can wait a few weeks, Verge 3 will be making a public beta release. Most of the older versions were removed from this site, when it was revamped about a month ago.
The following link may help you a bit.
http://www.verge-rpg.com/boards/display_thread.php?id=8623
I hope that this can answer your question.
I may consider creating an unofficial FAQ thread just to make this place a little more friendly to new people.