DanielCloud-based to-do list: Ticklish 1.1.0 for all Amiga systems (and other platforms)
Gero Birkenfeld wrote: "With Ticklish, you can create simple to-do lists. You can add further notes and sub-items to each list entry. You can also set a due date, as well as copy entries to other lists (e.g. 'Today') or move them (e.g. 'Pinned').