Since I've been asked so many times about them, I figure I would list them here instead .... Photoshop is great, but most of the time one do not need a Ferrari to do the job of a Beetle ( or Golf for the matter
-
http://www.gimp.org/windows/ - Gimp
-
http://gimpshopdotnet.blogspot.com/ - GimpShop
-
http://www.imagemagick.org/script/index.php - Imagemagick
-
http://seashore.sourceforge.net/index.php - SeaShore
-
http://www.ultimatepaint.com/ - Ultimate Paint
-
http://photofiltre.free.fr/frames_en.htm - PhotoFiltre
-
http://www.vicman.net/vcwphoto/index.htm - VCW VicMan's Photo Editor PRO
-
http://www.getpaint.net/index2.html - Paint.Net
-
http://www.koffice.org/krita/ - Krita