OpenCart 3 to 4 Migration Tool

A powerful, production-ready tool for seamlessly migrating your OpenCart 3 store to OpenCart 4.

Get Started View on GitHub

Overview

The OpenCart 3 to 4 Migration Tool provides a comprehensive, automated solution for migrating your entire OpenCart 3 store to OpenCart 4. Built with enterprise-grade architecture, this tool handles everything from basic product data to complex extensions and theme configurations.

Key Features

  • ✅ Complete Data Migration - All 11 core migration steps automated
  • ✅ Zero Data Loss - Advanced validation and integrity checks
  • ✅ Smart ID Mapping - Automatic handling of foreign key relationships
  • ✅ Bulk Processing - 225x performance improvement for large datasets
  • ✅ Extension Management - Pre-migration compatibility analysis
  • ✅ Modern UI - Beautiful, responsive interface with real-time progress tracking
  • ✅ Production Ready - Battle-tested with comprehensive error handling

Quick Start

Requirements

  • PHP 7.4 or higher
  • MySQL 5.7+ or MariaDB 10.2+
  • OpenCart 3.x (source) - fully configured
  • OpenCart 4.x (target) - freshly installed with default data

Installation 

# Clone the repository
git clone https://github.com/kunwar-shah/opencart-migration-tool.git
cd opencart-migration-tool

# Configure database connections
cp config/config.example.php config/config.php
nano config/config.php

# Run web installer
# Navigate to: http://your-domain.com/install.php

View detailed installation guide →

Migration Steps

Core Migration (Automated)

  1. Default Data - Languages, currencies, zones
  2. Categories - Category tree with images
  3. Manufacturers - Manufacturers with images
  4. Attributes - Product attributes and groups
  5. Filters - Product filters and groups
  6. Infrastructure - Banners, information pages, reviews
  7. Admin Users - Admin accounts with permissions
  8. Products - Products with all relationships
  9. Customers - Customer data with addresses
  10. Orders - Complete order history
  11. Other Data - Downloads, vouchers, profiles

Manual Configuration

  • Store Setup
  • Tax Settings
  • Payment Methods
  • Shipping Methods
  • Theme Migration
  • Extensions Management

Learn more about features →

Architecture

Three-Tier Migration System 

┌─────────────────────────────────────────────────────────────┐
│                    Migration Pipeline                        │
├─────────────────────────────────────────────────────────────┤
│  1. Mapping Migration  →  ID mappings for default data      │
│  2. Automatic Migration → Bulk data transfer with transforms│
│  3. Manual Migration   →  User-guided configuration steps   │
└─────────────────────────────────────────────────────────────┘

Performance

Dataset Size Time Records/sec
1K orders 1.1 sec ~900
10K orders 12 sec ~830
86K orders 4 minutes ~360

Documentation

📖 Guides

✨ Features

🔧 Advanced

Support

Getting Help

Community

Join our growing community of OpenCart store owners successfully migrating to version 4.

License

This project is licensed under the MIT License - see the LICENSE file for details.

Built with ❤️ by Cybernamix AI

Made for the OpenCart community

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