9个经典的免费图标下载站

http://www.freeiconsweb.com/
http://www.websiteicons.net/index.php?p=icons&id=all
http://www.vistaicons.com/
http://www.iconaholic.com/downloads.html
http://browse.deviantart.com/customization/icons/dock/?order=9&alltime=yes
http://www.cocoadev.com/index.pl?RoyaltyFreeIcons
http://www.dezinerfolio.com/2007/02/25/free-aqua-gloss-icons/
http://commons.wikimedia.org/wiki/Crystal_Clear
http://tango.freedesktop.org/Tango_Icon_Gallery