UPDATE ......From Tuesday 8 April 2025 we have changed the way that Single Sign-on works on this wiki. Please see here for more information:
Update
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In another study, the FIDO Alliance found that passkeys are supported by 20% of the world’s top 100 websites and 12% of the top 250, with 13 billion accounts able (potential, not a fait accompli) to leverage passkeys for sign-in.
https://fidoalliance.org/content-ebook-consumer-password-and-passkey-trends-wpd-2024/
Convincing new selection from https://passkeys-directory.dashlane.com/ (for intro update):
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