KeySync is now open source on GitHub: local-first TOTP in the browser

aliscodes · x · 2026-09-27

The KeySync author shared the open-source GitHub repo. It's a Chrome extension that generates TOTP codes locally in the browser with one-click copy, AES-256-GCM encryption, bulk Google Authenticator migration, and no telemetry — full code for popup UI, TOTP generation, and crypto modules included.

Related event: KeySync Brings 2FA Codes to Chrome Toolbar as Open-Source Extension(2 posts)→

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