PNG SVG PSD EPS MORE
Interface
Flat
Basic Application
Basic App, option, vertically
Black
512x512
Metrize
Circular, Circle, interface
symbol, contract, Metrize
Education
Humans Resources
Books, vertical, Book
other
Iconographicons
Symbology, mirroring, reflected
PNG ICO MORE
Gnome 2.18 Icon Theme
centered, vertically, stock
24x24
stock, Flip, vertically
PNG ICO ICNS MORE
Photography & graphic design
3D
32x32 Free Design Icons
vertically, Flip
32x32
PNG MORE
Touch gestures
Human Finger Gesture Pack
swipe, vertically, Gesture
220x282
Computer & hardware
Smooth
Crystal Project
vertically, stock, centered
UI
Pixel
Gnome icons
Alignment, centered, vertically