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Opencart 4 tutorial.

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Opencart 4 tutorial

191 ARTICLES
Opencart · 8 min read

OpenCart on PHP 8.2, 8.3, 8.4 and 8.5: Fix Deprecated Warnings and Upgrade PHP Safely

Which PHP version each OpenCart release supports, what breaks in PHP 8.1 to 8.5, how to find the problem lines with php -l, PHPCompatibility…OCT 26, 2026 Opencart 3 · 7 min read

Upgrading OpenCart 3 to 4.1 in 2026: Why the Upgrade Script Isn’t the Answer, and a Migration Plan That Works

OpenCart 4.1.0.4's upgrade script only supports 4.1.x. How to move an OpenCart 3 store to 4.1 anyway: a fresh install plus data migration, keeping…OCT 26, 2026 Opencart · 11 min read

Stripe in OpenCart 4: Checkout vs Payment Element, Webhooks and PCI Scope (with a Developer Walkthrough)

How to accept Stripe payments in OpenCart 4.1: hosted Checkout or embedded Payment Element, keeping card data off your server, verifying webhooks, zero-decimal currencies,…OCT 26, 2026 Opencart extensions free download · 10 min read

Back-in-Stock Notifications in OpenCart 4: Let Customers Ask to Be Emailed When a Product Returns (Free Extension)

OpenCart 4 shows "Out Of Stock" and stops there. Add a "Notify me when it's back" form, email waiting customers automatically when stock returns,…OCT 23, 2026 Opencart extensions free download · 10 min read

Automated Review Request Emails in OpenCart 4: Ask for a Review X Days After an Order Is Complete (Free Extension)

Most OpenCart stores have almost no product reviews because nobody asks. Send an automatic review request a few days after each order, with one-click…OCT 23, 2026 Opencart extensions free download · 9 min read

Serve WebP (and AVIF) Images in OpenCart 4 Automatically: Faster Pages Without Re-uploading Your Catalog (Free Extension)

OpenCart 4 resizes your product images but keeps them as JPEG and PNG. Serve WebP or AVIF versions automatically, cut image weight by more…OCT 23, 2026 Opencart extensions free download · 10 min read

Abandoned Cart Recovery in OpenCart 4: Capture, Email and Win Back Lost Orders (Free Extension)

OpenCart 4 has no abandoned cart feature. Learn how cart abandonment works in OpenCart 4.1, how to build a 3-email recovery sequence, and download…OCT 22, 2026 Opencart extensions free download · 9 min read

Product Structured Data (JSON-LD) in OpenCart 4: Get Rich Results for Price, Stock and Reviews (Free Extension)

Add schema.org Product, Offer, Review, BreadcrumbList and Organization JSON-LD to OpenCart 4.1 for Google rich results and AI shopping agents. Field mapping, testing steps…OCT 22, 2026 Drupal · 8 min read

Gmail SMTP Setup: Create an App Password and Send Email From Your Website (Free)

Set up Gmail SMTP for WordPress, OpenCart, PHP, Node.js or Python. Learn how to create a Google App Password, which ports to use, the…OCT 21, 2026 eCommerce · 14 min read

How to Implement Facebook (Meta) Pixel Tracking in OpenCart 4: Complete eCommerce Conversion Tracking Guide

If you are running an OpenCart 4 store and advertising products through Facebook or Instagram, implementing Meta Pixel tracking is an important step toward…SEP 29, 2026 OpenCart Tips and Tricks · 7 min read

Accessibility (ADA/WCAG) for Ecommerce Stores: Why It’s Not Optional

For ecommerce stores, accessibility is now a non‑optional requirement driven by accelerating ADA litigation and the reality that inaccessible UX directly erodes conversions and…AUG 19, 2026 OpenCart Tips and Tricks · 9 min read

CLAUDE.md for the Opencart developer

As AI coding assistants become part of everyday development, one challenge quickly becomes obvious: they only know what you tell them. Without project-specific guidance,…AUG 7, 2026 Opencart 4 tutorial · 6 min read

OpenCart MCP Server: Bring AI-Powered Store Management to OpenCart

Artificial Intelligence is rapidly changing how developers build software and how merchants manage online stores. Instead of switching between multiple dashboards, writing SQL queries,…JUL 26, 2026 Opencart 4 tutorial · 9 min read

How to Secure an OpenCart Store with Content Security Policy (CSP)

Modern OpenCart stores run a mix of core code, themes, extensions, analytics, ads, and third‑party scripts. That complexity creates opportunities for cross‑site scripting (XSS),…JUL 7, 2026 Opencart 4 tutorial · 8 min read

Checkout Forensics: 20 Micro‑Issues that Kill Ecommerce Conversions

Most checkout problems aren’t dramatic—they’re small friction points that quietly kill conversions. In 2026, average cart abandonment still sits around 70%, and “checkout issues”…JUN 14, 2026