Why does a to-do list have to have any features by default? It could be a blank screen with a "settings" sign in the upper right, where you can enable just the features you need.
If I don't find such a software, I will write it myself. I actually already started:
https://x.com/marekgibney/status/1844077244903571549
I am developing it on the side, while I try to get by with existing solutions.