How to Build Free PHP Login System with Google OAuth - EP1

Build a complete PHP MySQL login and signup system with Google OAuth, SMTP email verification, forgot password, and a full admin dashboard — all without Composer or any external library. Free source code included. In this step-by-step tutorial, you'll build a production-ready PHP authentication system completely from scratch. If you've been struggling to add Google OAuth login to your PHP project without pulling in Composer dependencies, or you need SMTP email working without PHPMailer — this is the video for you. By the end, you'll have a fully working login/signup system with Google "Sign in with Google" button, OTP email verification, forgot password flow, remember me tokens, rate-limited login attempts, CSRF protection, and a complete admin dashboard with user management, activity logs, session tracking, database backup, notifications, dark mode, and more. This tutorial is perfect for PHP developers building client projects, CS students who need a full-stack project, or anyone who wants a clean, dependency-free authentication boilerplate they can plug into any PHP project. For a PHP inventory management system or CRM built with this same login template, subscribe and stay tuned for upcoming videos. 🔑 Key Features You'll Build: ✅ Login & Signup with Username/Password ✅ Google OAuth 2.0 Login & Signup ✅ Pure PHP SMTP Email (No PHPMailer) ✅ OTP Email Verification ✅ Forgot Password with OTP Reset ✅ Remember Me (30-Day Token) ✅ CSRF Protection ✅ Admin Dashboard with Stats ✅ User Management (CRUD) ✅ Session Management & Force Logout ✅ In-App Notification System ✅ Database Backup & Restore ✅ Maintenance Mode ✅ Custom Theme Colors ✅ Site Branding Settings ✅ SMTP Setup Page with Test Email ✅ Google OAuth Setup with Step-by-Step Guide ✅ Responsive Sidebar & Mobile Menu ⏱️ Timestamps: 📁 Resources: 🔗 Source Code: https://rameezscripts.com/source-code... Want a custom PHP dashboard, inventory system, ERP, or any web application built for your business? 📲 WhatsApp me directly: https://wa.me/923224083545 💬 Subscribe for weekly PHP, MySQL, Google Sheets & automation tutorials. I've delivered 300+ custom dashboard projects for clients worldwide — bringing that real production experience to every tutorial. 🔗 Connect with me: 📺 YouTube: @rameezimdad 📺 Dev Channel: @RameezScriptsDEV 🌐 Website: https://rameezscripts.com 👉 SUBSCRIBE and hit the bell 🔔 so you never miss a tutorial! #PHPLogin #GoogleOAuth #PHPMySQL #SMTPEmail #PHPTutorial #LoginSystem #PHP2026 #AdminDashboard #WebDevelopment #PHPProject #OAuthTutorial #PHPSecurity