Google Cloud PostgreSQL - Fully-managed database service
Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
SQL query for CSV - SQL query for CSV helps people analyze large sets of csv records in a short time using declarative SQL syntax.
Flatfile - The new standard for data import
Supabase - An open source Firebase alternative
Blazor - An experimental web UI framework using C#/Razor and HTML, running in the browser via WebAssembly