Control Illustrations - 108 free flat illustrations with customizable characters
Illustration Kit - Premium open source illustrations updated daily
Humaaans - Mix-&-match illustrations of humans with a design library.
designstripe - 🎨 A constantly growing library of customizable illustrations 💻 Beautifully simple online editor🧠 Intelligent variations for every object✏️ Smart sliders to adjust visuals and style✨ New hand-created illustrations every day
Open Peeps - A hand-drawn illustration library.
Blush - Illustrations for everyone