> 1. Hasura - DB + Basic APIS, 2. Ory.sh for Auth/Authz

Great choices!

3. React on the frontend

Here I'd go with Elm, and a generated GraphL API client. Here an example to play with (which btw also includes ZomboDB for ElasticSearch integration into Postgres)

https://github.com/cies/low-code-backend-dockered

> 4. Windmill.dev

Look awesome, never heard of it. Tnx

> If you like code-focused solution: Rails, Laravel and Django are good options.

I think Kotlin/KTor, while not as full featured, is a much better alternative due to the strong typing discipline.