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authelia /authelia

Star26.8k

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

docker kubernetes golang security ldap oauth2 authentication push-notifications yubikey two-factor totp sso openid-connect mfa two-factor-authentication sso-authentication 2fa multifactor webauthn passkeys

UpdatedFeb 20, 2026
Go

An open-source AI-first Identity and Access Management (IAM) /AI MCP gateway and auth server with web UI supporting MCP, A2A, OAuth 2.1, OIDC, SAML, CAS, LDAP, SCIM, WebAuthn, TOTP, MFA, Face ID, Google Workspace, Azure AD

ldap oauth saml authentication iam auth radius totp sso oidc mfa scim single-sign-on authn faceid webauthn casdoor ai-gateway llm-gateway mcp-gateway

UpdatedFeb 20, 2026
Go

beemdevelopment /Aegis

Star12k

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

UpdatedJan 21, 2026
Java

logto-io /logto

Sponsor

Star11.6k

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

identity jwt saml oauth2 typescript signup authentication login email sms password authorization totp rbac sso openid-connect social-login mfa passwordless logto

UpdatedFeb 20, 2026
TypeScript

steveiliop56 /tinyauth

Sponsor

Star7k

The simplest way to protect your apps with a login screen.

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

UpdatedFeb 20, 2026
Go

stratumauth /app

Star4.3k

📱 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

UpdatedFeb 20, 2026
C#

smallstep /cli

Star4.1k

🧰 A zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.

tls ssh security oauth jwt cryptography encryption certificate jose x509 totp sso oath jwe jws mfa security-tools

UpdatedFeb 20, 2026
Go

Bubka /2FAuth

Sponsor

Star3.8k

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

UpdatedFeb 12, 2026
PHP

andOTP /andOTP

Star3.7k

[Unmaintained] Open source two-factor authentication for Android

android backup otp material-design totp hotp openpgp two-factor-authentication

UpdatedJun 14, 2022
Java

pyauth /pyotp

Star3.3k

Python One-Time Password Library

python totp hotp mfa 2fa

UpdatedJan 3, 2026
Python

speakeasyjs /speakeasy

Star2.8k

**NOT MAINTAINED** Two-factor authentication for Node.js. One-time passcode generator (HOTP/TOTP) with support for Google Authenticator.

nodejs javascript node two-factor totp hotp node-js multi-factor mfa two-factor-authentication

UpdatedSep 11, 2023
JavaScript

scito /extract_otp_secrets

Star1.6k

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.