Zen Cart is a free, open‑source shopping cart solution that offers extensive customization but can be complex to set up and maintain. Below is a curated list of 20 modern eCommerce platforms—ranging from hosted SaaS builders to open‑source frameworks—that provide easier setup, richer features, and stronger support for today’s online stores.
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Leading SaaS eCommerce platform with drag‑and‑drop store builder, extensive app marketplace, and built‑in payment processing.
WordPress plugin that transforms any WP site into a fully functional online store; highly extensible with thousands of extensions.
Enterprise‑grade SaaS solution offering robust B2B features, multi‑channel selling, and SEO‑friendly architecture.
Powerful open‑source platform for developers; supports complex catalogs, multiple storefronts, and advanced customization.
Feature‑rich open‑source eCommerce suite with a large marketplace of themes and modules, suitable for small‑to‑medium businesses.
Lightweight, PHP‑based open‑source cart with a simple admin UI and a vibrant extension ecosystem.
All‑in‑one website builder with beautiful design templates and integrated eCommerce tools for creators.
Intuitive drag‑and‑drop website builder that adds storefront capabilities, payment gateways, and inventory management.
Simple site builder now powered by Square, offering seamless POS integration and basic online selling features.
Embeddable shopping cart that can be added to any existing website, social media, or marketplace.
Fully hosted eCommerce platform with built‑in SEO tools, multi‑channel support, and no transaction fees.
Hosted solution focused on small businesses, offering drag‑and‑drop design, inventory tools, and integrated marketing.
Designed for artists and makers; simple storefront creation with a free tier for up to 5 products.
Quick‑launch website builder with built‑in eCommerce, domain management, and 24/7 support.
Open‑source German‑origin platform known for its modern UI, API‑first architecture, and strong B2B capabilities.
Headless, Symfony‑based eCommerce framework for developers seeking a fully customizable solution.
Ruby on Rails eCommerce framework offering modular components and a vibrant developer community.
GraphQL‑first, Python‑based headless commerce platform built for high‑performance, API‑driven stores.
JavaScript‑based shopping cart that can be added to any static site, with real‑time inventory and payment processing.
Part of the Odoo ERP suite; provides integrated sales, inventory, and accounting with a modular open‑source approach.