Design Principles - An open source repository of design principles and methods
Humaaans - Mix-&-match illustrations of humans with a design library.
UX Research Field Guide - Your map to the world of UX research 🌏🕵️♀️
Handsome Illustrations - Create unique illustrations for websites & applications.
Business-Driven Digital Product Design - A guide on how to create influential user experience
Blush - Illustrations for everyone