262 Open source projects that are alternatives of or similar to Freeotpplus

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

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

CrOTP - One Time Passwords for Crystal

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

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

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

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

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

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

HMAC Based One Time Passwords in PHP. RFC4226 and RFC6238 compliant.

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

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

multiOTP Credential Provider is a V2 Credential Provider for Windows 7/8/8.1/10/2012(R2)/2016 with options like RDP only and UPN name support

Authenticator generates 2-Step Verification codes in your browser.

HOTP and TOTP token generation

A TouchID-aware 2-factor authenticator for macOS

Open source two-factor authentication for Android

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

iOS, watchOS, & macOS One-Time Password client

A Swift library for generating One Time Passwords (OTP)

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

🔑 Second factor TOTP (RFC 6238) provider for Nextcloud

Python implementation of the mobile Blizzard Authenticator (TOTP)

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

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

Minimal TOTP generator in 20 lines of Python

Python One-Time Password Library

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

Single Sign On server, OAuth2, Openid Connect, multiple factor authentication with, HOTP/TOTP, FIDO2, TLS Certificates, etc. extensible via plugins

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

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

Javascript One-Time Password module.

A cli-based pass-backed TOTP app

external OpenID Connect Login to IdentityServer4 with AAD

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

Time-Based One-Time Password Code Generator

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

One Time Password for 2-Factor-Authentication implemented in Rust

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

🔢 better code inputs for react/web

TOTP authenticator implement as a wechat mini program

A 'Google Authenticator' like Single Page Application

WebAuthn security keys and TOTP multi-factor authentication for Django

Straightforward password, passphrase, TOTP, and HOTP user authentication

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

🐴 RusTOTPony — CLI manager of one-time password generators aka Google Authenticator

 Copy 2FA tokens in a click (macOS)

Nim fullstack website framework - deploy a website within minutes

Trustworthy, encrypted, command-line TOTP/HOTP authenticator app with import functionality.

Two factor authenticator for CLI

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

🔒 Happy Two-Factor Verifying!

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

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

LibreAuth is a collection of tools for user authentication.

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

OTP authentication for OpenBSD implementing RFC 6238 and RFC 4226.

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

A command line HOTP and TOTP client

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