Humaaans - Mix-&-match illustrations of humans with a design library.
Open Peeps - A hand-drawn illustration library.
Control Illustrations - 108 free flat illustrations with customizable characters
Ouch! Illustrations by Icons8 - Professional, perfectly matching, and customizable illustrations for any designs
Toy Faces Library - A fun diverse library of 3D avatars for your design mockups.
Struct Illustrations - Create your own unique story with editable illustrations