403 Open source projects that are alternatives of or similar to Twofa

Time-Based One-Time Password Code Generator

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

One Time Password (HOTP/TOTP) library for Node.js, Deno and browsers.

Python implementation of the mobile Blizzard Authenticator (TOTP)

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

🔑 Second factor TOTP (RFC 6238) provider for Nextcloud

[OUTDATED] Two-factor authentication for Symfony applications 🔐 (bunde version ≤ 4). Please use version 5 from https://github.com/scheb/2fa.

Apache two-factor (2FA) authentication with Google Authenticator based on Time-based One-Time Password (TOTP) or HMAC-based one-time password (HOTP) Algorithms.

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

A small and easy-to-use one-time password generator library for Java according to RFC 4226 (HOTP) and RFC 6238 (TOTP).

A highly configurable yet simple to use TOTP based two-factor authentication processing module for SimpleSAMLphp.

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

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

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

external OpenID Connect Login to IdentityServer4 with AAD

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

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

One Time Password (TOTP and HOTP) library for Clojure. TOTP/HOTP is widely used for Two Factor / Multi Factor Authentication.

The Single Sign-On Multi-Factor portal for web apps

CrOTP - One Time Passwords for Crystal

A one-time password (HOTP/TOTP) library for Java

Two-Factor Authentication Client for iOS

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

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

Two-factor authentication for Symfony applications 🔐 (bunde version ≥ 5)

Nim fullstack website framework - deploy a website within minutes

Time-based One-time Password Algorithm By Javascript

Two-factor authentication app with import/export for iOS and macOS. All codes encrypted with AES 256. FaceID & TouchID support included. Written with love in SwiftUI ❤️

Google Authenticator

2FA authentication plugin for sysPass based on TOTP algorithm (RFC 6238)

Create recovery/backup codes for 2FA

A cross-platform 2FA TOTP app with a beautiful UI, written in Flutter.

A free and open-source offline authenticator app for Wear OS.

Mobile ID Sample Scripts

A simple PHP WebAuthn (FIDO2) server library

ASP.NET Core Back-Channel Logout for Hybrid Clients, Redis, Key Vault, Azure

A cli-based pass-backed TOTP app

One-step (secure) configuration for Traefik edge router.

Two-factor authenticator via Google Authenticator app.

HMAC-based (HOTP) and Time-based (TOTP) One-Time Password manager. Works with Google Authenticator for Two-Factor Authentication.

A Swift library for generating One Time Passwords (OTP)

Authenticator generates 2-Step Verification codes in your browser.

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

 Copy 2FA tokens in a click (macOS)

Two factor authenticator for CLI

A ready-to-launch User and Authentication system for those that don't want to build it

Python One-Time Password Library

Extract two-factor authentication (2FA, TFA) secret keys from export QR codes of "Google Authenticator" app

WebAuthn security keys and TOTP multi-factor authentication for Django

🔒 AWS multi-factor authentication for the CLI

Generating 2FA codes in your terminal

One-Time Password Generator

Manage AWS MFA Security Credentials

Generate 2FA tokens compatible with Google Authenticator

A One Time Password Authentication package, compatible with Google Authenticator for Laravel

Golang two factor authentication library

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

🔢 better code inputs for react/web

Open source two-factor authentication for Android

Minimal TOTP generator in 20 lines of Python