There's a similar potential web platform feature called First-Party Sets. If you employ multiple domains that share the same account management backend (such as and ), starting in version 91, you can enable Chrome to suggest passwords saved to domains associated with Digital Asset Links.

You can now also associate websites in a cross-site relationship to enable users to save their credentials once and have the password manager suggest them to any of the affiliated websites. Apps are associated with sites using Digital Asset Links (DALs). When a developer associates an Android app with a site that uses the same credentials, Chrome can suggest Android credentials on that site.For example, because and m. are the same-site, Chrome can share saved credentials between the two sites and suggest the saved password to another. When two sites are in the same-site relationship, Chrome will show autofill credentials for the other site if there's at least one credential saved on one site.Chrome's password manager already autofills credentials for sites with saved credentials, as well as in the following two cases:

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