Advanced UPI Gateway Source Code v2

Advanced UPI Gateway Source Code v2 is a robust, self-hosted, full-featured Multi-Merchant UPI Payment Gateway & SaaS Management platform built with pure PHP & MySQL. It enables businesses, digital sellers, and service providers to accept direct UPI payments with 0% Transaction Fees and Instant Settlements directly into their own bank accounts.

⚡ Key Features & Capabilities

• Direct Bank UPI Integration: Connect directly to BharatPe, Paytm Business, PhonePe, and Manual UPI QR accounts.
• Dynamic QR Code Generation: Automatically generates dynamic QR codes encoded with exact amount and custom transaction reference.
• Instant Mobile Deep Linking: Auto-detects installed UPI apps (Google Pay, PhonePe, Paytm, BHIM, Cred, Amazon Pay) on Android and iOS devices.
• Real-time UTR Auto-Verification: Fast UTR verification engine with automated cron jobs and instant webhook notifications.
• Multi-Merchant SaaS Platform: Complete multi-tenant architecture allowing merchants to register, subscribe, create API keys, view transaction logs, and configure customized checkout pages.
• Comprehensive Admin Panel: Complete administration dashboard to manage users, transactions, subscriptions, gateway connectors, API keys, referrals, and system settings.
• Developer-Friendly REST API: Includes interactive API documentation (/docs.php) for rapid integration into any website, app, or eCommerce store.
• 1-Click Automated Web Installer: Quick and painless setup with automated database migration via web installer (/install/).
• Security & Anti-Fraud: Strict rate-limiting, single UTR consumption lock, signature-verified webhooks, and secure SQL protection.

🚀 What is New in Version 2.0

• Upgraded multi-bank payment finalizer engine with atomic database locking to prevent double-spending.
• Custom branded checkout pages with merchant logo customization.
• Integrated Merchant Subscription & Referral/Affiliate management system.
• Enhanced UI/UX with modern Dark & Light theme checkout experience.

🛠️ Technology Stack & Requirements

• Backend: PHP 8.0 / 8.1 / 8.2 / 8.3
• Database: MySQL 8.0+ / MariaDB 10.5+ (PDO MySQL Extension)
• Required Extensions: cURL, JSON, OpenSSL, PDO, Mbstring
• Web Server: Apache (with mod_rewrite) or Nginx
• SSL: HTTPS required for live production webhooks & payment pages

📦 What You Will Get

• Complete, unencrypted, clean PHP Source Code.
• Clean Database SQL schema (Database.sql).
• Step-by-Step Deployment & Installation Guide (DEPLOYMENT.md).
• Lifetime free updates & technical support by GarudHub.