Bitwarden Authenticator is a standalone app that is available for everyone, even non-Bitwarden customers.
In its current release, Bitwarden Authenticator generates time-based one-time passwords (TOTP) for users who want to add an extra layer of 2FA security to their logins.
There is a comprehensive roadmap planned with additional functionality.
Available for iOS and Android
No, they’re both ostensibly open source and standalone. I’m an avid Bitwarden Free user, but Aegis has been my go-to for a long time.
If it’s a standalone completely offline app, like Aegis, I’m at a loss to what they could offer that is any different than what Aegis already offers.