J2Store is a lightweight Joomla extension that turns any article into a product, offering a simple, free e‑commerce solution. Below are 20 free or open‑source e‑commerce platforms that can be used as alternatives for building online stores without licensing fees.
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A powerful WordPress plugin that adds full‑featured e‑commerce capabilities, supporting physical, digital, subscription and variable products.
Specialised WordPress plugin for selling digital products, with extensions for payments, licensing, and recurring payments.
A user‑friendly, PHP‑based open‑source shopping cart with a large marketplace of extensions and themes.
Feature‑rich open‑source e‑commerce platform with a strong community, multilingual support and over 3,000 modules.
The free edition of Magento, offering a robust, scalable architecture for medium to large stores.
One of the original PHP e‑commerce solutions, providing a simple, extensible core and a large catalog of add‑ons.
A fork of osCommerce focused on ease of use and customization, with a strong community support.
A modular, Ruby on Rails based open‑source platform designed for developers who need a highly customizable stack.
Laravel‑based open‑source e‑commerce framework offering multi‑vendor, multi‑currency, and multi‑language support.
Modern, Symfony‑based e‑commerce platform built for developers, with a component‑driven architecture.
A flexible e‑commerce module suite for Drupal, enabling complex product catalogs and workflows.
ASP.NET Core based open‑source solution with a rich set of features, including multi‑store and multi‑vendor capabilities.
Lightweight, PHP‑based open‑source shopping cart with a simple admin interface and a marketplace of extensions.
A real‑time, Node.js powered headless commerce platform designed for modern, API‑first architectures.
Open‑source, headless commerce engine built with Node.js, offering flexibility for custom front‑ends.
A TypeScript‑based, GraphQL‑first headless e‑commerce framework for building custom storefronts.
Free, open‑source edition of Shopware, a German‑origin platform known for its modern UI and extensibility.
A SaaS solution with a free tier that lets you add a basic online store to any website or social media page.
One of the original WordPress e‑commerce plugins, offering core shopping cart features without a paid license.