Open Peeps - A hand-drawn illustration library.
DiceBear Avatars - Pixel-Art Avatar Generator and -Provider by Identifier/Hash/Seed in JavaScript for Browsers and...
Humaaans - Mix-&-match illustrations of humans with a design library.
Doll Divine - Doll Divine is a web application that allows you to create your own virtual dolls, dress them up and share them with your friends.
Blush - Illustrations for everyone
Avataaars Generator - A simple avatar generator