I had never heard of these planners before but one of my students loves them. She often has many projects on the go for self-care and she says these are ideal.
I found in 2017 that you need different kind of planners for pure scheduling than you do for managing projects. That is why I had to switch from a small plain ring binder to an A5 Hobonichi.
Here are some of the planners and their layouts. Link will follow at the end