Modern 2FA verifier

A modernly designed two-factor authentication authenticator that supports TOTP/HOTP CAPTCHA generation.

Authenticator is a simple and easy-to-use browser authentication tool. This open-source extension has over 10,000 stars on GitHub and supports adding accounts by scanning QR codes on web pages or manually entering keys. The verification code is displayed in real-time within the extension; clicking the number copies it and automatically fills it into the current web page, making two-step verification faster and more convenient. Supports scanning QR codes on web pages, manually entering keys, generating TOTP/HOTP verification codes, searching accounts, copying verification codes, automatically filling in the current webpage, and importing, exporting, and syncing account data to the cloud. Supports: TOTP, HOTP, Steam Guard, and Blizzard Authenticator. The project is open source on GitHub, with completely transparent code. It's available on official stores like the Chrome Web Store, Firefox, and Edge, and users can view genuine reviews on platforms like G2 and Capterra. It also reached Top 1 on Product Hunt's weekly chart and has garnered attention in developer communities such as Hacker News, Awesome Lists, Wired, The Verge, and TechCrunch.