Iconscout - Design Resource Marketplace.
Craftwork - A collection of User Interface resources made by Craftwork
404 Illustrations - Open-source catchy illustrations for perfect error pages
Mio Illustration Pack - Cute, expressive and customizable illustration pack
Icons8 - Free app for Mac & Windows already containing 39,800 icons. Allows to search and import icons…
Vektors - Find free illustration packs for all your needs.