TechGuy (also called) http://www.techguy.org

ImageWell (Image Editor for Mac, by XtraLean Software) http://support.xtralean.com/index.php

Mac OSX http://macosx.com/

Scrivener (Mac writing software) http://www.literatureandlatte.com/forum/

WordPerfect Universe http://www.wpuniverse.com