Flickr - image and video hosting website
Rebel Backup - Rebel Backup lets you make encrypted backups of your important files to Dropbox or Google Drive.
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
Data Deposit Box - Backup all of your PCs, Macs and Mobile devices into ONE account.
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.
Online Vault Backup - Online Vault Backup is a cloud storage service that allows you backup your data while having unlimited storage.