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authelia/authelia

Open-source SSO and MFA server for web apps with OpenID Connect and OAuth 2.0 support

27.0K
Active
Go
Authentication
Containerization
Go
#sso#mfa#openid-connect

ory/kratos

Scalable, headless cloud-native authentication and identity management platform written in Go.

13.5K
Active
Go
Authentication
Go
#authentication#identity-management#user-management

casdoor/casdoor

An open-source IAM/SSO platform with support for various authentication protocols and user management features.

13.1K
Active
Go
Authentication
#iam#sso#authentication

beemdevelopment/Aegis

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

12.1K
Active
Java
#2fa#authenticator#encryption

logto-io/logto

Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1.

11.6K
Active
TypeScript
Authentication
TypeScript
#authentication#authorization#oauth2

steveiliop56/tinyauth

A simple and lightweight authentication middleware for Go applications with support for 2FA, SSO, and more.

7.0K
Active
Go
Authentication
Authentication
Go
#authentication#2fa#sso

stratumauth/app

Two-Factor Authentication (2FA) client for Android and Wear OS that supports HOTP, MOTP, and TOTP protocols.

4.3K
Active
C#
Authentication
Android
Xamarin
#2fa#authenticator#hotp

Bubka/2FAuth

A self-hosted web app to manage your Two-Factor Authentication (2FA) accounts and generate their security codes.

3.8K
Active
PHP
Authentication
PHP
#2fa#two-factor-authentication#otp

andOTP/andOTP

An open-source two-factor authentication app for Android with support for HOTP, TOTP, and OpenPGP.

3.7K
Archived
Java
Privacy Tools
Android
#authentication#two-factor-authentication#hotp

speakeasyjs/speakeasy

An unmaintained Node.js library for two-factor authentication (HOTP/TOTP) with support for Google Authenticator.

2.8K
Archived
JavaScript
Authentication
Node.js
#authentication#hotp#totp

yeojz/otplib

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

2.2K
Active
TypeScript
Authentication
Backend Frameworks
Node
#2fa#authenticator#one-time-passwords

scito/extract_otp_secrets

A Python tool to extract one-time password (OTP) secrets from QR codes exported by 2FA apps like Google Authenticator.

1.6K
Active
Python
Security Tools
CLI Tools
#2fa#otp#qr-code

Spomky-Labs/otphp

A PHP library for generating one-time passwords according to HOTP and TOTP standards.

1.4K
Active
PHP
Authentication
#authentication#otp#totp

hectorm/otpauth

A one-time password (HOTP/TOTP) library for Node.js, Deno, Bun, and browsers, enabling secure two-factor authentication.

1.4K
Active
JavaScript
Authentication
CLI Tools
Node
#authentication#security#two-factor

susam/mintotp

Minimal TOTP generator in 20 lines of Python for developers who need a simple 2FA solution.

1.4K
Archived
Python
#2fa#cryptography#hotp

Yubico/yubioath-flutter

Yubico Authenticator is a desktop and mobile app that provides FIDO/OATH two-factor authentication using Yubikey devices.

1.3K
Active
Dart
Component Libraries (Flutter)
Authentication
Flutter
#authentication#2fa#yubikey

kspearrin/Otp.NET

A .NET implementation of TOTP and HOTP for two-factor authentication codes.

1.3K
Stable
C#
React
#authentication#two-factor-authentication#OTP

RobThree/TwoFactorAuth

A PHP library for adding two-factor authentication (2FA) to your applications.

1.2K
Active
PHP
Authentication
#multi-factor#security#totp

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