Flickr - image and video hosting website
Exposure - Turn your pictures into art.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Pinspire - Discover, collect, and share images you love on Pinspire.
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.
Known - Publish blog posts, photos and media to your own site, and syndicate it to your social networks. Keep everything on your own site.