A simple Todo and task management application … https://www.tromjaro.com/open-todo-list/
Agenda
A simple, fast, no-nonsense to-do (task) list.
… https://www.tromjaro.com/agenda/
To Do
GNOME To Do is a personal task manager made to perfectly fit the GNOME desktop. Designed from ground up to seamlessly integrate with the GNOME desktop environment, To Do enables you to be as productive as you want. … https://www.tromjaro.com/to-do/