Odoo eCommerce Community Edition provides an all‑in‑one solution for catalog, checkout, and inventory management. The list below gathers 20 free or open‑source eCommerce platforms that can be used as cost‑effective alternatives for building and scaling online stores without paying licensing fees.
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A mature, PHP‑based platform with powerful catalog management, multi‑store support, and a vast marketplace of extensions.
Lightweight PHP store with an intuitive admin panel, extensive marketplace of extensions, and multi‑language support.
WordPress plugin that turns any WP site into a fully functional store; supports countless extensions and themes.
Feature‑rich open‑source solution offering customizable themes, built‑in SEO tools, and a large module ecosystem.
Ruby on Rails based framework offering modular architecture, API‑first design, and a vibrant community.
Modern, GraphQL‑driven eCommerce platform built with Python/Django; headless ready and highly customizable.
PHP Symfony framework for eCommerce, delivering a developer‑centric, API‑first approach with flexible plugins.
Laravel‑based open‑source platform offering multi‑vendor, multi‑currency, and robust inventory management.
Node.js, real‑time platform built on Meteor; provides a modern stack and extensible plugin system.
A fork of Spree, Solidus focuses on stability and enterprise‑grade features while staying open source.
Headless commerce engine written in Node.js; offers flexible APIs for custom front‑ends.
German‑origin platform with a modern admin UI, rule‑based promotions, and a thriving plugin marketplace.
ASP.NET Core based solution delivering a full‑featured store, multi‑store support, and a large set of free plugins.
SaaS solution with a free tier that lets you embed a store on any website; includes basic catalog and payment options.
Legacy PHP eCommerce system with a straightforward template system and a strong community of add‑ons.
Commerce module for Drupal CMS; provides deep content‑commerce integration and flexible product modeling.
One of the original open‑source stores; PHP based, easy to install, with a large catalog of community plugins.
Lightweight client‑side JavaScript cart that can be added to any static site; no backend required.
Node.js, TypeScript‑first headless commerce framework with GraphQL API and plugin architecture.
Headless PWA storefront that can connect to any backend (including the ones above) via API; free and open source.