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Desktop apps
Smooth
iOS 7-inspired Mac icon set
preferences, settings
DarkSlateGray
1024x1024
Milkanodised
system, preferences
WhiteSmoke
128x128
Farm-fresh
preferences
32x32
preferences, interface
Black
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Ciceronian
59x60
Mac OS X style
gears, settings, Utilities
512x512
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Ginux
tools, Administrative, preferences
LightSlateGray
64x64
iSuite Revoked
Folder, settings, preferences
KDE Crystal Diamond
settings, tools, preferences
24x24
tools, Utilities, preferences
22x22