Can you link to the Kiwi you're talking about? I found https://github.com/danielwertheim/Kiwi but it hasn't been updated in 7+ years, so I'm not sure if it's what you're talking about..
NotePlan looks interesting though. It's not free, but it's on my list of things to try now.
NotePlan looks interesting though. It's not free, but it's on my list of things to try now.