Toy Faces Library - A fun diverse library of 3D avatars for your design mockups.
MODI - Create anything you want with robotics of things
Humaaans - Mix-&-match illustrations of humans with a design library.
Bitsbox - Monthly code projects for kids
H A N D Z - Free 3D illustrations of diverse hands gestures
Stemi Hexipod - A robot you can create on your own, at home