Here are 1,483 public repositories matching this topic...

tailscale / tailscale

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

oauth vpn sso 2fa wireguard tailscale

Updated Apr 14, 2026
Go

authelia / authelia

The Single Sign-On Multi-Factor portal for web apps, now OpenID Certified™

Updated Apr 14, 2026
Go

ente-io / ente

Sponsor

💚 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 Apr 14, 2026
Dart

zitadel / zitadel

Sponsor

ZITADEL - Identity infrastructure, simplified for you.

identity saml oauth2 authentication login authorization sso user openid-connect oidc mfa scim multitenancy 2fa fido2 passkeys

Updated Apr 14, 2026
Go

beemdevelopment / Aegis

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 Feb 24, 2026
Java

teamhanko / hanko

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 Apr 13, 2026
Go

steveiliop56 / tinyauth

Sponsor

The tiniest authentication and authorization server you have ever seen.

nginx golang middleware authentication selfhosted totp caddy sso oidc 2fa typescipt tinyauth

Updated Apr 14, 2026
Go

Authenticator-Extension / Authenticator

Authenticator generates 2-Step Verification codes in your browser.

chrome-extension otp firefox-addon webextension authenticator edge-extension 2fa

Updated Feb 10, 2026
TypeScript

stratumauth / app

📱 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 Apr 12, 2026
C#

Bubka / 2FAuth

Sponsor

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 Apr 12, 2026
PHP

pyauth / pyotp

Python One-Time Password Library

python totp hotp mfa 2fa

Updated Jan 3, 2026
Python

guilhermerodz / input-otp

Sponsor

One time passcode Input. Accessible & unstyled.

react otp input mfa 2fa otp-verification

Updated Apr 4, 2026
TypeScript

yeojz / otplib

Sponsor

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 Apr 12, 2026
TypeScript

mkhorasani / Streamlit-Authenticator

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

python oauth2 authentication 2fa streamlit streamlit-component

Updated Feb 18, 2026
Python

antonioribeiro / google2fa

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

php agnostic two-factor-authentication hacktoberfest 2fa google2fa hacktoberfest-accepted

Updated Mar 17, 2026
PHP

google / google-authenticator-libpam

Google Authenticator PAM module

pam google-authenticator 2fa pam-module

Updated Feb 27, 2026
C

authorizerdev / authorizer

Sponsor

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 Apr 14, 2026
Go

privacyidea / privacyidea

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

Updated Apr 14, 2026
Python

authgear / authgear-server

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

Updated Apr 14, 2026
Go

scito / extract_otp_secrets

Extract one time password (OTP) secrets from QR codes exported by two-factor authentication (2FA) apps such as "Google Authenticator". The exported QR codes from authentication apps can be captured by camera, read from images, or read from text files. The secrets can be exported to JSON or CSV, or printed as QR codes to console.

Updated Apr 13, 2026
Python