GAuth Authenticator is a free Chrome add-on developed by @gbraad that generates TOTP tokens for multi-factor authentication. It supports popular services like Google, Dropbox, Amazon, and more. This simple application implements RFC4226 (HMAC-based OTP) and has been tested to work with Google Authenticator, Dropbox, Dreamhost, and Amazon.

With GAuth Authenticator, you can enhance the security of your Gmail account and tighten the security of your SSH connection. By following the instructions provided, you can easily generate a 6-character key that will be used as a response when asked for during the authentication process. It is important to ensure that the time on your desktop or phone is synchronized, as a minute's difference could cause login failures.

Please note that if you encounter any problems, the developer requests that you contact them directly via email or through the support page, as they are unable to respond to reviews in the store. The contact information can be found in the about dialog or on the support page.

Overall, GAuth Authenticator is a reliable and user-friendly tool for generating TOTP tokens and enhancing the security of your online accounts. Consider making a donation if you find this software useful and share your ideas with the developer to contribute to its improvement.