No signup form here. You bring the account.
atmobb never creates accounts. You log in with an atmosphere account, the same one that works on Bluesky and a bunch of other apps. Get one there, come back, and you're in.
wait, what's an atmosphere account?
It's the same account you use for bluesky, leaflet, and a bunch of other apps that share the network. One login, every app.
a few you might already know