Icons8 Background Remover - Quickly remove the background from any photo
Flickr - image and video hosting website
ClippingMagic.com - Remove image backgrounds online. Make backgrounds transparent, white, etc. Edit, crop, rotate, fix colors, add shadows, all you need for great photos!
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
remove.bg - Remove the background of any image 100% automatically
PhotoPrism.app - PhotoPrism® is an AI-Powered Photos App for the Decentralized Web. It makes use of the latest technologies to tag and find pictures automatically without getting in your way. You can run it at home, on a private server, or in the cloud.