Most training plans start with a catalog of courses. This starts somewhere more useful: the moments in your business year where leadership either happens or doesn't, and the specific things a manager has to be able to do at each one.
How to use it. Click any segment, mark how it's working today, and write whatever you want in the notes.
Your marks and notes are kept in this browser, so you can close the tab and come back to them. Nothing is stored on a server and nothing reaches anyone until you use the buttons above.
Each skill is tagged with who needs it: Exec the executive team, Leads leaders leaders who manage other managers, Frontline managers of individual contributors.