PNG ICO ICNS MORE
UI
Glyph
Round UI Buttons
dismiss, cancel, remove
OliveDrab
512x512
PNG ICO ICNS SVG MORE
Basic interface
Minus, Full, third
Black
PNG MORE
Elysium Icons
Minus
DimGray
24x24
Folder, Minus, remove
Google Material Design icons
Exposure, Minus, 2
1, Minus, Exposure
GlyphPack
square, Minus
PNG SVG MORE
Very Basic. Android L (Lollipop)
Minus, math, remove
Typicons
Windows 8 metro style
plus, Minus
Freecns Cumulus
Minus, remove, delete
Cloud, delete, Minus
Windows 8 icons
DarkSlateGray
26x26
iPhone Toolbar icons
Gray
IconSweets
50x50