Top 102 2fa open source projects

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

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.

🔑 Second factor TOTP (RFC 6238) provider for Nextcloud

POT is an Erlang library for generating Google Authenticator compatible one time passwords

👤 Identity and Access Management Knowledge for Cloud Platforms

2FA code generator for GNOME

Python implementation of the mobile Blizzard Authenticator (TOTP)

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

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

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)

Django-mfa (Multi Factor Authentication) is a simple package to add extra layer of security to your django web application. It gives web app a randomly changing password as an extra protection and supports u2f too

Cross-platform application for configuring any YubiKey over all USB interfaces.

Go package for easy WebAuthn integration

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

Nim fullstack website framework - deploy a website within minutes

django-trench provides a set of REST API endpoints to supplement django-rest-framework with multi-factor authentication (MFA, 2FA). It supports both standard built-in authentication methods, as well as JWT (JSON Web Token).

A Swift library for generating One Time Passwords (OTP)

A TouchID-aware 2-factor authenticator for macOS

A simple PHP WebAuthn (FIDO2) server library

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

This version won't be maintained!

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

A cli-based pass-backed TOTP app

A Sponge minecraft server plugin for second factor authentication

A linux utility for generating 2FA codes for Steam and managing Steam trade confirmations.

external OpenID Connect Login to IdentityServer4 with AAD

Tutorial to create full disk encryption with YubiKey, encrypted boot partition and secure boot with UEFI

Gortas is an API based authentication service, allows adding authentication to your site or service with minimum efforts.

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

A lightweight library to help Go users everywhere integrate with the Vonage APIs. Issues and PRs all really welcome!!

Authenticator generates 2-Step Verification codes in your browser.

Two factor authentication.

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

Minimal TOTP generator in 20 lines of Python

Two-Factor Authentication Client for iOS

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

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

Manage AWS MFA Security Credentials

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

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

Vue+Express Cookbook & CRUD Component (with Vite and Web Components)

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

Generate 2FA tokens compatible with Google Authenticator

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

An ASP.NET Core 3.1 IdentityServer4 Identity Bootstrap 4 template with localization

One-Time Password Generator

Generating 2FA codes in your terminal

Python One-Time Password Library

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

2-Faktor-Authentifizierung mittels one-time-password (OTP)

Simply insert your Yubikey and connect automatically to your TOTP-2FA-VPN.

🔒 AWS multi-factor authentication for the CLI

iMessage 2FA Workflow for Alfred

Lock user screen every time the flash drive is unplugged. Creating a two-step authentication on the machine

React Native wrapper for Android's SMS User Consent API, ready to use in React Native apps with minimum effort.

Two factor authenticator for CLI

A Go library for using ApproveAPI