PNG ICO ICNS MORE
UI
Pixel
Gnome icons
open, toolbar, Navigator
Black
16x16
open, multiple, mail
24x24
open, mail
48x48
Glyph
Ecqlipse 2
open, Folder
128x128
3D
Glaze
Folder, Blue, open
open, green, Folder
Folder, grey, open
open, Folder, Orange
open, Folder, red
open, Folder, violet
open, yellow, Folder