Showing 112 open source projects for "two factor authentication"

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  • 1
    Authenticator Pro

    Authenticator Pro

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

    Authenticator Pro is a free and open-source two-factor authentication app for Android. It features encrypted backups, icons, categories, a high level of customization, and even a Wear OS app. Unlike some alternative apps, Authenticator Pro gives you control over your data. You can import from other apps and export at any time. Authenticator Pro is a community-backed open-source project which aims to provide privacy and security to users.
    Downloads: 1 This Week
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  • 2
    Proton Authenticator for Android

    Proton Authenticator for Android

    Official Android implementation of a modern two-factor authentication

    Proton Authenticator for Android is Proton’s official Android implementation of a modern two-factor authentication (2FA) app, designed to generate secure, time-based one-time passwords (TOTPs) and support multi-account authentication workflows with strong privacy and encryption features. The app enables users to link 2FA tokens for their online accounts, scan QR codes, and generate rotating verification codes that enhance login security across services that support TOTP standards. ...
    Downloads: 2 This Week
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  • 3
    Google2FA

    Google2FA

    One Time Password Authentication package, compatible with Google Auth

    Google2FA is a PHP package that implements two-factor authentication (2FA) using Time-based One-Time Passwords (TOTP) compatible with Google Authenticator and similar apps. It enhances account security by requiring users to enter a time-sensitive code in addition to their password. The library is lightweight, reliable, and easy to integrate into any PHP or Laravel-based authentication flow.
    Downloads: 2 This Week
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  • 4
    VoidAuth

    VoidAuth

    Single Sign-On for Your Self-Hosted Universe

    VoidAuth is a self-hosted, open-source Single Sign-On (SSO) authentication provider that simplifies managing user access and identity for a suite of private applications. Built around standards like OpenID Connect (OIDC), it serves as a central authentication authority so that users can log in once and gain secure access to multiple services without duplicating credentials. The platform offers a user and group management interface where administrators can invite users, enable self-registration, and configure policies like multi-factor authentication and password resets with email verification. ...
    Downloads: 2 This Week
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  • 5
    Better Auth

    Better Auth

    The most comprehensive authentication library for TypeScript

    Better Auth is framework-agnostic authentication (and authorization) library for TypeScript. It provides a comprehensive set of features out of the box and includes a plugin ecosystem that simplifies adding advanced functionalities with minimal code in a short amount of time. Whether you need 2FA, multi-tenant support, or other complex features. It lets you focus on building your actual application instead of reinventing the wheel.
    Downloads: 0 This Week
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  • 6
    Authelia

    Authelia

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

    Authelia is an open-source authentication and authorization server and portal fulfilling the identity and access management (IAM) role of information security in providing multi-factor authentication and single sign-on (SSO) for your applications via a web portal. It acts as a companion for common reverse proxies. With a compressed container size smaller than 20 megabytes and observed memory usage normally under 30 megabytes, it's one of the most lightweight solutions available. ...
    Downloads: 3 This Week
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  • 7
    Aegis Authenticator

    Aegis Authenticator

    A free, secure and open source app for Android

    Aegis Authenticator is a free and open-source two-factor authentication (2FA) app for Android that helps users secure their online accounts by generating cryptographic one-time passwords (OTPs) such as TOTP and HOTP codes. Unlike many proprietary MFA apps, Aegis is designed with user privacy and local control in mind, storing secrets only on the device in an encrypted vault protected by PIN or biometric unlock, and offering features like backups encrypted with a user-chosen passphrase. ...
    Downloads: 4 This Week
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  • 8
    Agent Auth Protocol

    Agent Auth Protocol

    Standard and implementation for AI agent authentication

    Agent Auth Protocol is a specification-oriented project within the Better Auth ecosystem that defines a structured protocol for authentication between applications and autonomous agents. It is designed to standardize how AI agents and services securely authenticate, communicate, and manage identity within modern software systems. Built alongside the broader Better Auth framework, it integrates with a comprehensive authentication system that supports features like OAuth, multi-factor authentication, and session management. ...
    Downloads: 0 This Week
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  • 9
    Proton Authenticator for iPhone

    Proton Authenticator for iPhone

    iOS client for Proton Authenticator

    Proton Authenticator for iOS is the official two-factor authentication client for iPhone and iPad, providing secure generation and management of TOTP codes for users’ online accounts while prioritizing privacy and encrypted secrets storage. Written in Swift with native iOS APIs, it supports scanning QR codes to add new authentication tokens, auto-sorting entries, and fast entry selection, all within a sleek, responsive iOS interface.
    Downloads: 0 This Week
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  • 10
    Sentry

    Sentry

    Cross-platform application monitoring and error tracking software

    Sentry is a cross-platform, self-hosted error monitoring solution that helps software teams discover, monitor and fix errors in real-time. The most users and logs will have to provide are the clues, and Sentry provides the answers. Sentry offers enhanced application performance monitoring through information-laden stack traces. It lets you build better software faster and more efficiently by showing you all issues in one place and providing the trail of events that lead to errors. It also...
    Downloads: 3 This Week
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  • 11
    PHP OAuth 2.0 Server

    PHP OAuth 2.0 Server

    A spec compliant, secure by default

    league/oauth2-server is a standards compliant implementation of an OAuth 2.0 authorization server written in PHP which makes working with OAuth 2.0 trivial. You can easily configure an OAuth 2.0 server to protect your API with access tokens, or allow clients to request new access tokens and refresh them. The latest version of this package supports PHP 7.2, PHP 7.3, PHP 7.4, PHP 8.0. The openssl and json extensions are also required. All HTTP messages passed to the server should be PSR-7...
    Downloads: 2 This Week
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  • 12
    Raivo OTP

    Raivo OTP

    A native, lightweight and secure one-time-password (OTP) client

    Raivo OTP’s iOS application is a native, secure, and user-friendly two-factor authentication (2FA) client that generates time-based (TOTP) and counter-based (HOTP) one-time passwords to protect accounts, all built specifically for iOS devices using modern Swift. It helps users replace or supplement traditional SMS or email 2FA by securely storing OTP secrets and displaying rotating codes that can be synced via iCloud across Apple devices, reducing the risk of losing access when switching devices. ...
    Downloads: 0 This Week
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  • 13
    2FAS Auth for iOS

    2FAS Auth for iOS

    Source code for 2FAS Auth iOS app

    2FAS Auth for iOS is the official iPhone and iPad client for the 2FAS authentication platform, offering users a secure and privacy-focused mobile app to manage multi-factor authentication (MFA) tokens for their online accounts. The app generates time-based one-time passwords (TOTP) and counter-based one-time passwords (HOTP) that are widely required for logging into services with enhanced security, and it lets users scan QR codes or manually enter secret keys to register new accounts. ...
    Downloads: 0 This Week
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  • 14
    2FAS Auth for Android

    2FAS Auth for Android

    Source code for 2FAS Auth Android app

    2FAS Auth for Android is the general Android authenticator client for the 2FAS open-source multi-factor authentication suite, designed to help users protect their online accounts with secure, rotating one-time passwords and optionally manage related vault entries. This client lets users add and view TOTP and HOTP tokens for countless services, restore and backup token sets across devices, and secure the app with passcodes or biometrics.
    Downloads: 0 This Week
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  • 15

    SikkerBox

    SikkerBox is a secure two-factor authentication (2FA) application, etc

    SikkerBox is a comprehensive security and network utility application designed to provide users with essential security tools and network diagnostics in one convenient package. Key Features Two-Factor Authentication (2FA) Network Diagnostic Tools Port Checker: Verify if specific ports are open or closed on any IP address, provides a list of commonly used ports for quick one-click selection. IP Location Lookup: Determine the geographical location of any IP address, includes the function of automatically obtaining the user’s public IP WiFi Scanner: Analyze nearby WiFi networks, including signal strength, channels, and security information Ping Diagnostic: Test connectivity to domains or IP addresses Whois Lookup: Query registration information for any domain name DNS Reverse Lookup: Find hostnames associated with IP addresses More features:Stay tuned for more features
    Downloads: 0 This Week
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  • 16
    2FAS Auth Browser Extension

    2FAS Auth Browser Extension

    Source code for 2FAS Auth Browser Extension

    2FAS Auth Browser Extension is a cross-browser plugin that integrates the 2FAS multi-factor authentication platform directly into the user’s web browsing workflow, helping streamline login flows by interfacing with web pages and 2FA token generation in a seamless way. Once installed in browsers like Chrome, Firefox, or others that support standard extension APIs, it can detect 2FA prompts on login forms and offer to fill or suggest one-time passwords generated by your 2FAS mobile clients or local vault, reducing friction and manual copy-paste steps. ...
    Downloads: 0 This Week
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  • 17
    MaxKey

    MaxKey

    MaxKey SSO ,Leading-Edge IAM-IDaas(Identity and Access Management)

    Maxkey Single Sign On System, which means the Maximum key, Leading-Edge IAM/IDaas Identity and Access Management product, supports OAuth 2.x/OpenID Connect, SAML 2.0, JWT, CAS, SCIM, and other standard protocols, and provide Secure, Standard and Open Identity management (IDM), Access management (AM), Single Sign On (SSO), RBAC permission management and Resource management. MaxKey focuses on performance, security, and ease of use in enterprise scenarios, is widely used in industries such as...
    Downloads: 0 This Week
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  • 18
    Ockam

    Ockam

    Orchestrate end-to-end encryption, mutual authentication

    ...We are passionate about making powerful cryptographic and messaging protocols simple and safe to use for millions of builders. Create a mutually authenticated and end-to-end encrypted secure channel between two Ockam nodes.
    Downloads: 0 This Week
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  • 19
    Gobuster

    Gobuster

    Directory/File, DNS and VHost busting tool written in Go

    Gobuster is a tool used to brute-force. This project is born out of the necessity to have something that didn't have a fat Java GUI (console FTW), something that did not do recursive brute force, something that allowed me to brute force folders and multiple extensions at once, something that compiled to native on multiple platforms, something that was faster than an interpreted script (such as Python), and something that didn't require a runtime. Provides several modes, like the classic...
    Downloads: 24 This Week
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  • 20
    Doorkeeper

    Doorkeeper

    Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape

    Doorkeeper is a gem (Rails engine) that makes it easy to introduce OAuth 2 provider functionality to your Ruby on Rails or Grape application. Doorkeeper is an oAuth2 provider built in Ruby. It integrates with Ruby on Rails and Grape frameworks. The installation process depends on the framework you're using. Doorkeeper follows Rails maintenance policy and supports only supported versions of the framework. Currently, we support Ruby on Rails 5 and higher. Extensions that are not included by...
    Downloads: 1 This Week
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  • 21
    Fail2Ban

    Fail2Ban

    Daemon to ban hosts that cause multiple authentication errors

    ...Out of the box Fail2Ban comes with filters for various services (apache, courier, ssh, etc). Fail2Ban is able to reduce the rate of incorrect authentications attempts however it cannot eliminate the risk that weak authentication presents. Configure services to use only two factor or public/private authentication mechanisms if you really want to protect services.
    Downloads: 2 This Week
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  • 22
    multiOTP open source

    multiOTP open source

    PHP strong authentication library, web interface & CLI, OATH certified

    multiOTP is a PHP class, a powerful command line utility and a web interface developed by SysCo systèmes de communication sa in order to provide a completely free and easy operating system independent server side implementation for strong two factors authentication solution. multiOTP supports hardware and software tokens with different One-Time Password algorithms like OATH/HOTP, OATH/TOTP and mOTP (Mobile-OTP). QRcode generation is also embedded in order to support provisioning of Google Authenticator software tokens. SMS code sending is currently implemented for several providers (ASPSMS, Clickatell and IntelliSMS). ...
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    Downloads: 10 This Week
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  • 23
    StrongKey FIDO Server (SKFS)

    StrongKey FIDO Server (SKFS)

    FIDO® Certified StrongKey FIDO Server (SKFS)

    An open source implementation of the FIDO2 protocol to support passwordless strong authentication using public-key cryptography. Supports registration, authentication (all platforms), and transaction authorization (for native Android apps).
    Downloads: 10 This Week
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  • 24

    smartADmin Diagnostic Tool

    Active Directory browser and workstation diagnostics

    The program's functionalities are created ad hoc. The tool is in the development phase and is designed to work in Windows systems. It is helpful in my daily administrator's work. Multidimensional information can help you diagnose a problem faster and apply the right solution. Unique features will allow you to discover interesting connections of Windows components.Not everything functions correctly. I know this and try to make corrections.
    Downloads: 0 This Week
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  • 25
    Überauth

    Überauth

    An Elixir Authentication System for Plug-based Web Applications

    Ueberauth is a two-phase authentication framework that provides a clear API, allowing for many strategies to be created and shared within the community. It is heavily inspired by Omniauth. You could call it a port but it is significantly different in operation, but almost the same concept. Huge hat tip to Intridea. Ueberauth provides only the initial authentication challenge, (initial OAuth flow, collecting the information from a login form, etc).
    Downloads: 0 This Week
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