PNG ICO ICNS MORE
Mixed
3D
Bright
plus, search, green
Black
512x512
Glyph
Retina Display Icons
plus, Comment
Silver
64x64
plus
Smooth
Simple But Sophisticated App
DarkSlateGray
Outline
Dortmund
32x32
Pixel
PC 100 Icon Pack
YellowGreen
Vista Style Base Software
+, Add, plus
256x256
Handdrawn
Web Design Creatives
128x128
The Spherical icon set
plus, Add
MidnightBlue
Basic Set
Add, substract, plus
PNG MORE
Mini icons 2
Minus, right, Arrow
Lavender
10x10
magnify, plus
Feedicons v 2
Folder, Add, plus
CadetBlue
16x16
Add, Accept, plus
24x24
C9d
Add, user, plus
CornflowerBlue
Flavour Extended
button, Add, Blue
48x48
button, green, plus
ForestGreen
pink, button, plus
MediumOrchid
plus, violet, button
BlueViolet
button, plus, red
IndianRed
Database, Add, plus
Gray
plus, Key
WhiteSmoke