This is a simple service to handle user authentication like signin, signup, forgot password, etc. It supports both email based auth and mobile otp based auth.

TOTP authentication strategy for Passport and Node.js.

Firebase Phone OTP Authentication with React

🔐 otplib - 2factor

A minimal Elixir umbrella application setup with a Phoenix API and React application.

A complete example of how to make signup / sigin using AWS Cognito with nodejs, only using an email. This example use dynamodb as database.

One time password (OTP) input

Testing app for Usage of Supabase & OTP using Twilio & Google OAuth

A full-featured support ticketing system with real-time chat, role-based access (Admins & Users), notifications, Google Sign-In, magic link for password reset, and OTP via email. Built using Laravel 12, Sanctum, Lighthouse GraphQL, React, Apollo Client, and TailwindCSS.

Node.js TOTP generator + verifier with terminal QR display, no external TOTP libs, Google Authenticator compatible.

OTP 사용법 가이드

Web Service to handle One Time Pin Authentications

A secure Node.js authentication system using One-Time Password (OTP) verification with Express.js and MongoDB.

An attempt at building Apple login page's OTP input in React.

Multi Factor Authentication (MFA) for NodeJS <3

Stream Cipher cracker. Given two OTP same-key encrypted strings helps to decrypt the original message.

OTP verification System

Firebase functions for implementing one time passwords.

⌨️ React One-time password component.

🛠 Wrap non-error values into a proper Error subclass for better debugging and stack traces in JavaScript applications.