I collected some very nice pack icons from different websites to download.

Cool Tweet icons
Free Twitter Icons
Lontar Icon Social Site Edition
International Holidays Icons
Free Web Icons
Xmas 2009 Icon Set
Santa Claus Icons
Twitter Blog Icons
Political CharactersFree icons set


freshrssicons1

Money Icons

free-website-icons-graphicriver

Free vector icons

function_icons_release

DesignFloat

free-vector-stickers

Office Icons

130-icons-for-iphone-applications

86Vector Icons

sixpack-status-free-icon-pack

picture-1

back_to_school_icon_set_by_manda_pie

social-bookmarking-characters

Chibi meal

sushi_icons_by_kluke

think_rss_version_1_by_falconxp

Food Icons

vectorwellen___photoshop_brush_by_texpire