Use Bitwarden. You can back up everything into an encrypted JSON file - including your 2FA TOTP stuff. Import it into a self-hosted Bitwarden too, if you like.

Use Bitwarden. You can back up everything into an encrypted JSON file - including your 2FA TOTP stuff. Import it into a self-hosted Bitwarden too, if you like. EDIT: Exactly as petepete said. Multiple FIDO tokens like Yubikeys are supported.