PNG SVG PSD EPS MORE
People
Flat
Business
people, Presentation, Conference
MidnightBlue
512x512
Users, group, people
Networking
Working, Collaboration, team
PNG ICO ICNS MORE
Crystal Project
group, plus, Add
32x32
Family & home
Pixel
Free Simple Icons
Users, group
Mixed
3D
The Spherical icon set
Man, woman, group
128x128
Computer & hardware
Human o2
friends, Users, people