Isn’t this just an extension?
Nsec.app
How's it work? Is it up on Github or somewhere? I'm super curious.
https://github.com/nostrband/noauth nostr:nevent1qqsph8z6frev38yg05847ww9ak85lraj6z8hkce5zcmqnr3dkejhs2gpz3mhxue69uhhyetvv9ujumn0wd68ytnzvupzqv6kmesm89j8jvww3vs5pv46hqm7pqgvpm63twlf9hszfqzqhz7aqvzqqqqqqyke9fxw
Also this one… probably abandoned though. https://github.com/nostr-connect/nostrum