Open Source #2fa Projects

Local-first, end-to-end encrypted password manager with passkeys, TOTP codes and native autofill. No account required, no telemetry.

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

Toofer is a local-first, web-based two-factor authentication app that stores your TOTP secrets directly in your browser. Private, simple, fully offline.

Self-hosted file management and sharing platform that unifies local disk and multiple cloud storage providers behind one web interface.

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

Self-hosted web app to manage your Two-Factor Authentication (2FA) accounts and generate TOTP and HOTP codes from any browser.

The tiniest OpenID Certified self-hosted authentication and authorization server, with OAuth, OIDC, LDAP, 2FA, and Traefik/Nginx/Caddy middleware support.

Simple OTP app for desktop and mobile.

Open-source, end-to-end encrypted cloud for photos, videos, and 2FA secrets — a privacy-first Google Photos and iCloud Photos alternative.

Self-hosted Kanban and scrum project management tool with real-time collaboration, sprints, and anonymous shareable boards.