PNG MORE
Mixed
Pixel
Simply 8-bits #7
Linkedin
DarkCyan
96x96
PNG ICO ICNS MORE
Desktop apps
Seize
16x16
Social media
Mighty Social Icons
32x32
UI
Windows 8 Pack (Metro Style)
DarkSlateGray
26x26
WPZOOM Social Networking Icon Set
SteelBlue
38x38
Macchiato
Py, Linkedin
CornflowerBlue
20x20
32 Pixel Social Media Icons
Teal
Classy Social Media Icons
Webset Icons
48x48
Social Networking
48x48, Linkedin
Social Media Mini
Dead simple
DodgerBlue
15x15