A one-page PDF you can print, fill in by hand, and tape to the fridge, so anyone can find what matters in an emergency. No email signup. No account.
One page, laid out so the most urgent information is the first thing anyone sees. Designed to be filled in by hand and read in seconds.
Most people print one, fill it in once, and tape it to the fridge, where any first responder is trained to look. Keep a second copy in a wallet or glove compartment.
Hand it to a babysitter, a home aide, or a visiting relative so they are never guessing in a crisis. Bring it to the ER so you do not have to recall every detail under stress.