TagSpaces - TagSpaces is an open source platform for personal data management. With TagSpaces you can manage and organize the files on your laptop, tablet or smart phone.
Flickr - image and video hosting website
TagFlow - TagFlow is an intelligent files manager that use tags for organize your documents.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Tabbles - Tabbles use tags to organize and find files along with your colleagues.
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.