I used to use org-mode, loved the flexibility and power of it. Which unfortunately for me was its downfall as well as I spent too much time messing around with

I used to use org-mode, loved the flexibility and power of it. Which unfortunately for me was its downfall as well as I spent too much time messing around with it. For sublists, are you referring to have like a group of Checklists or do you mean an item inside a checklist having sublists?