Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Flatfile - The new standard for data import
Blazor - An experimental web UI framework using C#/Razor and HTML, running in the browser via WebAssembly
csvbox - Spreadsheet importer for your web app, SaaS or API
Parseport - Migrate from Parse without a new binary or changing code
restdb.io - restdb.io lets you create databases and REST APIs quickly. Development databases are free. Powerful web-based and mobile-friendly data management.