345 Open source projects that are alternatives of or similar to Twofactorauth

qrcode generator

C++ port of ZXing and ZBar for Android.

some qml snippet.

Yet another QR code generator

Demonstrates some of the capabilities of the Spring Boot framework through a small, simple example.

👍 Lowest cost integration and most convenient customization zxing on android

Barcode Generator for Angular 1 (Supports 90+ barcode types: qr, aztec, code128, ean, isbn, interleaved2of5, ...)

a minimalist qrcode component for react-native

Transfer files over WiFi between your computer and your smartphone from the terminal

🔑 A small library for generating TOTP and HOTP one-time passwords on iOS.

Go library and program to access your Authy TOTP secrets.

Two Factor Authentication Java code implementing the Time-based One-time Password Algorithm

Enhanced fork of FreeOTP-Android providing a feature-rich 2FA authenticator

Go-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication.

Highly secure and easy to use OTP client written in C/GTK that supports both TOTP and HOTP

LibreAuth is a collection of tools for user authentication.

SSO authentication provider for the auth_request nginx module

Golang two factor authentication library

Yubico Authenticator for Android

multiOTP open source strong two factor authentication PHP library, OATH certified, with TOTP, HOTP, Mobile-OTP, YubiKey, SMS, QRcode provisioning, etc.

Python implementation of the mobile Blizzard Authenticator (TOTP)

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

common tools,methods,extension methods etc... .net 常用工具类，公共方法，常用扩展方法等，基础类库

Extracts OTP tokens from rooted Android devices

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

A tiny Elixir library for time-based one time passwords (TOTP)

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

Nim fullstack website framework - deploy a website within minutes

Generates TOTP tokens in the browser

A Swift library for generating One Time Passwords (OTP)

A TouchID-aware 2-factor authenticator for macOS

A cli-based pass-backed TOTP app

Javascript One-Time Password module.

external OpenID Connect Login to IdentityServer4 with AAD

A command line HOTP and TOTP client

🔐 A PHP library for generating one time passwords according to RFC 4226 (HOTP) and the RFC 6238 (TOTP)

Take security by obscurity to the next level (this is a bad idea, don't really use this please)

List of sites with two factor auth support which includes SMS, email, phone calls, hardware, and software.

🔑 U2F second factor provider for Nextcloud

Vonage Server SDK for Java. API support for SMS, Voice, Text-to-Speech, Numbers, Verify (2FA) and more.

🔑 Second factor provider using an external messaging gateway (SMS, Telegram, Signal)

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

Two factor authentication.

Craft plugin for two-factor or two-step login using Time Based OTP.

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