Here presenting my Task Manager Addon.
if you like to buy here are the Release notes:
released on 18-12-2020
This Add-on simplifies the your daily planing and tasks to complete.
Install it from preferences > add-ons > install.
Then in 3D view top menu there you can see the addon
In settings you need you can enable it in side panel in 3D view or the the Header
Planning for Upcoming Releases:
Hiding Completed list by user preference
Seperate completed tasks
Github page: https://github.com/alexkp98/TODO-Task-Manager/issues
gumroad profile: https://gumroad.com/alexpaul98
Download link: https://gumroad.com/l/TodoTask