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. Nothing is stored on a server. Your marks and notes travel in the link, so copy a link to your version or save it as a PDF when you're done.
Each skill is tagged with who needs it: Exec the executive team, Leads leaders leaders who manage other managers, Frontline managers of individual contributors.