ScaffoldHub

You select a frontend framework - React, Vue or Angular. You select a database - SQL, MongoDB or Firebase Firestore. You model the entities, relationships, fields, and validations with an online and... visual tool. ScaffoldHub generates a full-stack application with Authorization, Users and Roles, Audit Logs, Internationalization (I18n), CRUDs, Import/Export of the data, File/Image Upload, Themes and more. You preview it online. You download the code and it's yours.