X (Twitter) - Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.
Two Factor Auth (2FA) - List of websites and whether or not they support 2FA
Authenticator App by 2Stable - An extra step of security never hurt anybody. Enable two-factor authentication on your online accounts and let Authenticator App by 2Stable do the rest.
Google Titan - A 2FA device to protect yourself from hackers
2FA to Tray - Copy 2FA tokens on macOS in a tap
Step Two for Mac - Simple two-step verification for Mac