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Here are 2,225 public repositories matching this topic...

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tailscale

tailscale / tailscale

Star 39k

The easiest, most secure way to use WireGuard and 2FA.

oauth vpn sso 2fa wireguard tailscale
  • Updated Nov 12, 2026
  • Go
ente

ente / ente

Sponsor
Star 30.1k

💚 End-to-end encrypted cloud for everything.

android golang photos ios opensource privacy typescript encryption google-photos flutter authy 2fa e2ee zero-knowledge end-to-end-encryption privacy-tools google-photos-alternative
  • Updated Nov 12, 2026
  • Dart
authelia

authelia / authelia

Star 29.6k

The Single Sign-On Multi-Factor portal for web apps. OpenID Certified™ and Post-Quantum Cryptography Ready.

docker kubernetes golang security ldap oauth2 authentication push-notifications two-factor totp sso openid-connect mfa two-factor-authentication sso-authentication 2fa multifactor webauthn pqc passkeys
  • Updated Nov 12, 2026
  • Go
zitadel

zitadel / zitadel

Sponsor
Star 15.6k

ZITADEL - Identity infrastructure, simplified for you.

identity saml oauth2 authentication login authorization sso user openid-connect oidc mfa scim multitenancy 2fa fido2 passkeys fips-140-3
  • Updated Nov 12, 2026
  • Go

beemdevelopment / Aegis

Star 13.5k

A free, secure and open source app for Android to manage your 2-step verification tokens.

android otp encryption fingerprint secure totp hotp authenticator 2fa
  • Updated Sep 6, 2026
  • Java

teamhanko / hanko

Star 9.1k

Modern authentication, on your terms. Open source alternative to Auth0, Clerk, WorkOS, Stytch.

oauth jwt saml authentication iam user-management sso mfa passwordless 2fa ciam webauthn fido2 passkeys
  • Updated Nov 11, 2026
  • Go
tinyauth

tinyauthapp / tinyauth

Star 8.5k

The tiniest OpenID Certified™ authorization and authentication server you have ever seen.

nginx golang middleware authentication selfhosted totp caddy sso oidc 2fa typescipt tinyauth
  • Updated Nov 12, 2026
  • Go

Mailu / Mailu

Star 7.6k

Insular email distribution - mail server as Docker images

letsencrypt docker mail docker-compose email imap smtp dkim webmail pop3 mailserver dmarc 2fa fetchmail passkey
  • Updated Nov 10, 2026
  • Python
Authenticator

Authenticator-Extension / Authenticator

Star 4.8k

Authenticator generates 2-Step Verification codes in your browser.

chrome-extension otp firefox-addon webextension authenticator edge-extension 2fa
  • Updated Nov 10, 2026
  • TypeScript
app

stratumauth / app

Star 4.6k

📱 Two-Factor Authentication (2FA) client for Android + Wear OS

android c-sharp steam otp xamarin material-design totp hotp authenticator xamarin-android two-factor-authentication tfa 2fa wearos wear-os motp material-you
  • Updated Nov 1, 2026
  • C#

Bubka / 2FAuth

Sponsor
Star 4.2k

A Web app to manage your Two-Factor Authentication (2FA) accounts and generate their security codes

otp qrcode two-factor self-hosted webapp totp hotp two-factor-authentication 2fa 2factor
  • Updated Nov 3, 2026
  • PHP

pyauth / pyotp

Star 3.3k

Python One-Time Password Library

python totp hotp mfa 2fa
  • Updated Jun 29, 2026
  • Python

guilhermerodz / input-otp

Sponsor
Star 3.3k

One time passcode Input. Accessible & unstyled.

react otp input mfa 2fa otp-verification
  • Updated Sep 10, 2026
  • JavaScript

yeojz / otplib

Sponsor
Star 2.3k

One Time Password (OTP) / 2FA for Node.js and Browser - Supports HOTP, TOTP and Google Authenticator

nodejs cli otp browser two-factor hotp authenticator hmac google-authenticator two-factor-authentication 2fa one-time-passwords
  • Updated Nov 4, 2026
  • TypeScript

authgear / authgear-server

Star 2.2k

Open source Auth0/Keycloak alternative. Passkeys, SSO, MFA, passwordless, biometric login. Self-hosted or cloud. Enterprise-ready for SaaS & mobile apps

identity oauth2 keycloak authentication login self-hosted auth0 sso openid-connect oidc identity-provider mfa passwordless 2fa biometric webauthn firebase-alternative supertokens passkeys clerk-alternative
  • Updated Nov 12, 2026
  • Go

authorizerdev / authorizer

Sponsor
Star 2.1k

Your data, your control. Fully open source, authentication and authorization. No lock-ins. Deployment in Railway in 120 seconds || Spin a docker image as a micro-service in your infra. Built in login page and Admin panel out of the box.

graphql docker golang security oauth2 typescript sql authentication microservice nosql auth authorization graphdb role-based-access-control hacktoberfest 2fa social-logins magic-link user-privileges
  • Updated Nov 9, 2026
  • Go
Streamlit-Authenticator

mkhorasani / Streamlit-Authenticator

Star 2.1k

A secure authentication module to manage user access in a Streamlit application.

python oauth2 authentication 2fa streamlit streamlit-component
  • Updated Jul 1, 2026
  • Python

google / google-authenticator-libpam

Star 2k

Google Authenticator PAM module

pam google-authenticator 2fa pam-module
  • Updated Feb 27, 2026
  • C

antonioribeiro / google2fa

Star 2k

A One Time Password Authentication package, compatible with Google Authenticator.

php agnostic two-factor-authentication hacktoberfest 2fa google2fa hacktoberfest-accepted
  • Updated Aug 15, 2026
  • PHP

privacyidea / privacyidea

Star 1.8k

🔐 multi factor authentication system (2FA, MFA, OTP, FIDO Server)

python opensource otp authentication certificates identityserver two-factor idm fido push mfa two-factor-authentication ca 2fa otp-server webauthn fido2 passkey security-key passkeys
  • Updated Nov 12, 2026
  • Python

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