Avatoon - Cartoon yourself
Humaaans - Mix-&-match illustrations of humans with a design library.
Bitmoji - Turns your avatar into stickers and emoji
Control Illustrations - 108 free flat illustrations with customizable characters
Facemoji Camera for Mac - Video chat or live stream w/ your Facemoji
Ouch! Illustrations by Icons8 - Professional, perfectly matching, and customizable illustrations for any designs