Here are some links, free, share, paid. Enjoy
http://www.pure-mac.com/
http://www.versiontracker.com/
http://software4u.thechump.com/download-mac-os-x.html
http://www.cornstalker.com/freeware/archive.html
http://www.macjoy.com/
http://www.macyunsoft.de/
http://www.macfriends.com/categories.php?cat=254
http://www.apple.com/downloads/dashboard/
http://www.macgamefiles.com/
http://www.download.net/Mac_freeware_Mac_video_toaster_freeware_spyware_83451.html
http://www.macgamesandmore.com/downloadfreemacsoftware2.html