These are exactly the problems https://histre.com/ [1] is working towards solving. Take a look at https://histre.com/features/ as well.
[1] Disclaimer: I'm working on it.
[1] Disclaimer: I'm working on it.
I'll make that more prominent.
You mentioned there is a free tier, but can't see what's supported on free vs the paid tiers. It'll be better if you add the free tier and features to the comparison chart. Just my two cents.
A great idea regardless, kudos.