OpenAltFinder

Best Self-Hosted 2FA Authentication in 2026

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

The top-rated pick is Ente with 26,365 GitHub stars.

2 self-hosted 2fa authentication — ranked by GitHub stars. Browse all

Ente

Ente

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

Alternative to:
Google AuthenticatorGoogle Authenticator
Open Authenticator

Open Authenticator

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

Alternative to:
Google AuthenticatorGoogle Authenticator

Why self-host?

Self-hosting puts you in control. You own your data, avoid vendor lock-in, and eliminate recurring subscription costs. For teams handling sensitive data or operating under strict compliance requirements, running your own infrastructure is often the only viable option.

Want to compare all open source options including cloud-hosted ones? See the best open source 2fa authentication →