Open Source 2FA Authentication Projects

Tools for implementing two-factor authentication to add an extra layer of security to user accounts and logins.

Open source identity provider and SSO solution that replaces Auth0 and Okta with a self-hostable, flexible authentication platform.

🔒 End-to-end encrypted cloud for photos, videos and 2FA secrets.

Simple OTP app for desktop and mobile.

Free, open-source cross-platform TOTP authenticator with self-hostable sync backend, built with Flutter.

Local-first, web-based two factor authenticator app.

Fast, secure, light-weight web-app to generate TOTP and HOTP tokens.