oSUHA
Sign in or register
The sign-in service (POST /v1/auth/password) is not deployed yet. Submitting tells you exactly that; it will not pretend you signed in.
or
Sign in with Apple on the web needs a Services ID from a paid developer account, which is not available yet. The button in the app is drawn by the system; the web has no equivalent.
Other ways to sign in
Waiting on credentials from each platform and on oSUHA's identity layer. Until then, continue with a phone number or email.