One script. It prints a prompt and leaves your profile alone unless you ask it to apply.
The paid field kit adds discovery checks, fence balance, host names, and a size list.
Script
Free
MIT
Paper prompt
A quiet PS1 you can paste, or source for the current shell. The field kit has the rest.
Usage rights
MIT.
Commercial use: allowed. Modification: allowed.
MIT. Use it, change it, and keep the notice.
Suggested credit
Connor O'Driscoll