To Do Lists
The Todo Filter creates a set of checkboxes on a page that you can click to mark as done. It uses a filter so it can appear in any node that has access to that filter.
The Todolist system that creates a list of To Do items managed using AJAX. Very similar in functionality, but unfortunately not supported anymore.
Advanced Management Systems
The Storm system is an advanced CMS including basic bookkeeping, hours worked, resources. This is not to be used publicly.