Isometrica - 3D illustration constructor with 380+ isometric objects
Icons8 - Free app for Mac & Windows already containing 39,800 icons. Allows to search and import icons…
Characterz - Biggest diverse mix and match 3D illustration library
Iconscout - Design Resource Marketplace.
H A N D Z - Free 3D illustrations of diverse hands gestures
Craftwork - A collection of User Interface resources made by Craftwork