Icons8 - Free app for Mac & Windows already containing 39,800 icons. Allows to search and import icons…
Graphicsly Pro - All in One Graphics Assets Plugin For WordPress
Iconscout - Design Resource Marketplace.
Market Tests by Conjointly - Perform iterative and agile testing of creative and generative content by launching a test in minutes, with results within two hours.
Craftwork - A collection of User Interface resources made by Craftwork
3dicons - 3dicons library offers beautifully designed open-source 3D icons.