Ouch! Illustrations by Icons8 - Professional, perfectly matching, and customizable illustrations for any designs
Inside Design by InVision - Meet InsideDesign, the new InVision blog
Control Illustrations - 108 free flat illustrations with customizable characters
Tips.how - A place to share small tips on any topic
Humaaans - Mix-&-match illustrations of humans with a design library.
Little Big Details - Your daily dose of design inspiration