Icons8 - Free app for Mac & Windows already containing 39,800 icons. Allows to search and import icons…
Stubborn Generator - Free illustrations constructor for Figma & Sketch.
Control Illustrations - 108 free flat illustrations with customizable characters
Humaaans - Mix-&-match illustrations of humans with a design library.
Characterz - Biggest diverse mix and match 3D illustration library
Craftwork - A collection of User Interface resources made by Craftwork