Microsoft Office Access - Access is now much more than a way to create desktop databases. It’s an easy-to-use tool for quickly creating browser-based database applications.
Flickr - image and video hosting website
LiveCode Platform - It is Both Under the GPL and it is also Proprietary if using the GPL version the software you make...
Imgur - Imgur is a free and simple image hosting service with image editing feature. Signup is optional.
MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.
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.