If you are looking for a simple user manager system, so you can use it in your own project. this is for you. Its written by PHP and Mysql and it's fully Customizable structure for every Project

Secured user authentication system using mongodb, express.

The API allows users to sign up, verify email through OTP, resend OTP, log in, change password, forgot password and show user Info securely. This repository provides a comprehensive solution for building secure authentication APIs using JWT, bcrypt and JOI in Node.js with Express.

a robust authentication system with features like email verification, password reset, and secure token management.

一个 Nodejs + Redis 的邮箱验证码+验证服务，易移植，易使用。

Node.js email SMTP verification, powered by EmailChecker.com API

🔐A MERN stack authentication system that includes user registration, login, and JWT-based session management with secure handling of passwords and token cookies. Ideal for building secure, scalable web applications.