Are there any shortcuts for the commands command?

Yes, you can use ";cmds" as a shorthand.

What rank do I need to use the commands command?

You need the Non Admin rank or higher in HD Admin to use this command.

Type ;commands in the chat while playing a game with HD Admin installed.

No, this command only works in games that have the HD Admin plugin installed by the game developer.

HD Admin Non Admin

The commands command opens the commands panel with a list of all commands.

This command opens the commands panel with a list of all commands.

;commands

Example: ;commands

This command opens the commands panel with a list of all commands. The panel is only visible to you.