Those are only .md files, I guess any text editor will open them.
Yeah, no reminders and tasks, but notes should be accessible from anything and git can sync it. Never tried it, but text files were the reason I choose zim in the first place. I want it simple.
We all had experience with ads showing up after we talked in person with someone about topic. I don’t need some random person ir media telling me something obvious is happening. And for some time already.