{"category":{"slug":"open-source-ecommerce-platforms","label":"Open-source ecommerce platforms"},"methodology_url":"https://www.orbator.io/ai-index/methodology","license":"Free to use with attribution to orbator.io","date":"2026-08-15","engine":null,"available_dates":["2026-09-06","2026-09-05","2026-08-16","2026-08-15","2026-08-07","2026-08-06","2026-07-29","2026-07-26","2026-07-25","2026-07-20","2026-07-19","2026-07-02","2026-07-01","2026-06-23","2026-06-17","2026-06-16"],"policy":{"quotable_engines":["anthropic","openai","gemini"],"max_excerpt_chars":400,"full_text_public":false,"customer_runs_public":false,"full_text_retention":"retained at least 24 months, then operator review","notes":["Only Index category runs are archived publicly — customer scans never appear.","The quotable unit is a short excerpt of at most 400 characters, never the full answer.","Engines outside the verbatim allowlist are recorded as having answered, with the excerpt withheld under their terms.","Prompt intent is published; the prompt text itself is not."]},"status":"ok","count":28,"limit":50,"truncated":false,"engines":[{"engine":"gemini","count":7,"withheld":false,"answers":[{"engine":"gemini","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":"For a mid-size retailer seeking full customization in an open-source e-commerce platform, several robust options offer the flexibility and features needed to build a unique online store.\n\nHere are some of the best open-source e-commerce platforms for mid-size retailers:\n\n*   **Magento Open Source (now Adobe Commerce Open Source)**: Magento is a top-tier open-source e-commerce platform renowned for","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":278,"end":285,"name":"Magento"},{"start":303,"end":308,"name":"Adobe"},{"start":334,"end":341,"name":"Magento"}]},{"engine":"gemini","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":"For developers seeking a self-hosted e-commerce solution to avoid recurring platform fees, several robust and developer-friendly open-source options offer extensive customization and control. These platforms empower developers to build and manage their online stores without being subject to transaction-based or subscription fees typically associated with SaaS e-commerce platforms.\n\nHere are some o","excerpt_withheld":false,"withheld_reason":null,"highlights":[]},{"engine":"gemini","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":"For businesses requiring multi-currency and multi-warehouse support, several open-source e-commerce platforms offer robust solutions. These platforms often provide native functionalities or extensive modules and extensions to meet these complex needs.\n\nHere are some top open-source e-commerce platforms to consider:\n\n*   **Spree Commerce**\n    Spree Commerce is an open-source platform known for its","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":324,"end":338,"name":"Spree Commerce"},{"start":345,"end":359,"name":"Spree Commerce"}]},{"engine":"gemini","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":"For self-hosted e-commerce platforms designed to manage extensive product catalogs, **Magento Open Source** and **Shopware** are frequently cited as leading options due to their robust architectures and scalability. **OpenCart** can also handle large databases effectively, provided proper structural and optimization strategies are implemented.\n\nHere's a breakdown of how these platforms handle larg","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":86,"end":93,"name":"Magento"},{"start":114,"end":122,"name":"Shopware"},{"start":218,"end":226,"name":"OpenCart"}]},{"engine":"gemini","answered_on":"2026-08-15","prompt_intent":"alternatives","excerpt":"For businesses seeking e-commerce solutions that offer greater control and avoid the high transaction fees often associated with big hosted platforms, several open-source alternatives are available. These platforms typically do not charge per-sale transaction fees themselves, with any such costs arising solely from the chosen third-party payment gateways.\n\nHere are some prominent open-source e-com","excerpt_withheld":false,"withheld_reason":null,"highlights":[]},{"engine":"gemini","answered_on":"2026-08-15","prompt_intent":"comparison","excerpt":"For a growing brand, the choice between open-source headless and monolithic self-hosted e-commerce platforms depends heavily on current needs, future scalability goals, and the brand's technical capabilities. Generally, headless commerce offers greater flexibility and scalability, which can be crucial for a brand anticipating significant growth and diverse customer touchpoints.\n\n### Monolithic Sel","excerpt_withheld":false,"withheld_reason":null,"highlights":[]},{"engine":"gemini","answered_on":"2026-08-15","prompt_intent":"problem_solving","excerpt":"Migrating from a hosted e-commerce platform to a self-hosted open-source store offers greater control, flexibility, and potentially more predictable long-term costs. This transition, however, requires careful planning and execution to ensure a smooth migration and avoid issues like downtime or data loss.\n\nHere's a breakdown of how to approach this migration:\n\n### 1. Plan and Prepare Thoroughly\n\n*","excerpt_withheld":false,"withheld_reason":null,"highlights":[]}]},{"engine":"grok","count":7,"withheld":true,"answers":[{"engine":"grok","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"grok","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"grok","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"grok","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"grok","answered_on":"2026-08-15","prompt_intent":"alternatives","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"grok","answered_on":"2026-08-15","prompt_intent":"comparison","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"grok","answered_on":"2026-08-15","prompt_intent":"problem_solving","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]}]},{"engine":"openai","count":7,"withheld":false,"answers":[{"engine":"openai","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":"For a mid-size retailer that wants full customization, I’d shortlist Medusa, Saleor, and Shopware, with Medusa as my default recommendation for a modern engineering team.\n\n- Medusa — Best overall for custom builds. It’s open source, self-hostable, and explicitly designed around customization rather than forcing you into a traditional storefront architecture. Good fit if your team uses TypeScript/N","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":69,"end":75,"name":"Medusa"},{"start":77,"end":83,"name":"Saleor"},{"start":89,"end":97,"name":"Shopware"},{"start":104,"end":110,"name":"Medusa"},{"start":174,"end":180,"name":"Medusa"}]},{"engine":"openai","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":"For a developer in 2026, I’d start with Medusa unless you specifically want WordPress.\n\nMedusa is the strongest fit for “I’m a developer, I want to own the stack, and I don’t want Shopify-style platform fees.” Its current offering explicitly has a 0% GMV platform fee, and you can self-host the open-source project rather than use Medusa Cloud. ([medusajs.com](https://medusajs.com/pricing/?utm_sourc","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":40,"end":46,"name":"Medusa"},{"start":76,"end":85,"name":"WordPress"},{"start":88,"end":94,"name":"Medusa"},{"start":180,"end":187,"name":"Shopify"},{"start":331,"end":337,"name":"Medusa"},{"start":347,"end":355,"name":"MedusaJS"},{"start":369,"end":377,"name":"MedusaJS"}]},{"engine":"openai","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":"If multi-currency and multi-warehouse are hard requirements, I’d shortlist Medusa, Vendure, Saleor, and Odoo. For a new developer-led build, I’d start with Medusa or Vendure.\n\n- Medusa — best general-purpose choice for a modern headless store. It has explicit multi-currency/region support plus inventory quantities and reservations across multiple stock locations. Its multi-region model also connec","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":75,"end":81,"name":"Medusa"},{"start":83,"end":90,"name":"Vendure"},{"start":92,"end":98,"name":"Saleor"},{"start":104,"end":108,"name":"Odoo"},{"start":156,"end":162,"name":"Medusa"},{"start":166,"end":173,"name":"Vendure"},{"start":178,"end":184,"name":"Medusa"}]},{"engine":"openai","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":"For a genuinely large catalog, I’d shortlist Magento Open Source, Saleor, and Vendure—but the best choice depends heavily on what “large” means.\n\nMy ranking:\n\n- Magento Open Source — best for very large, complex catalogs where you need mature merchandising, attributes, categories, pricing rules, multi-store, and integrations. Magento has dedicated indexing, batching, partial reindexing, and parall","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":45,"end":52,"name":"Magento"},{"start":66,"end":72,"name":"Saleor"},{"start":78,"end":85,"name":"Vendure"},{"start":161,"end":168,"name":"Magento"},{"start":328,"end":335,"name":"Magento"}]},{"engine":"openai","answered_on":"2026-08-15","prompt_intent":"alternatives","excerpt":"Yes. If your main complaint with Shopify/Wix/Squarespace-style platforms is paying a platform percentage on every order, self-hosted open-source commerce is a good direction. You generally pay your payment processor (Stripe, PayPal, Adyen, etc.) but don't owe the commerce platform an additional cut of each transaction. WooCommerce, for example, explicitly lists no additional fee for using a third-","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":33,"end":40,"name":"Shopify"},{"start":41,"end":44,"name":"Wix"},{"start":45,"end":56,"name":"Squarespace"},{"start":217,"end":223,"name":"Stripe"},{"start":225,"end":231,"name":"PayPal"},{"start":321,"end":332,"name":"WooCommerce"}]},{"engine":"openai","answered_on":"2026-08-15","prompt_intent":"comparison","excerpt":"For a growing ecommerce brand, the better choice is usually:\n\n- Monolithic/self-hosted if your priority is getting features shipped cheaply and quickly.\n- Headless/self-hosted if ecommerce is becoming a core technology capability and you expect significant customization, multiple channels, or unusual integrations.\n\nThe key distinction isn't really “modern vs old.” It's where you want the complexit","excerpt_withheld":false,"withheld_reason":null,"highlights":[]},{"engine":"openai","answered_on":"2026-08-15","prompt_intent":"problem_solving","excerpt":"The safest way is to treat this as a data-and-systems migration, not a website redesign. Build the new store in parallel, migrate and validate everything, then switch the domain only when you're confident it behaves like the old store.\n\nA practical migration looks like this:\n\n1. Choose the target platform based on how much engineering you want to own. WooCommerce is usually the easiest route for a","excerpt_withheld":false,"withheld_reason":null,"highlights":[{"start":354,"end":365,"name":"WooCommerce"}]}]},{"engine":"perplexity","count":7,"withheld":true,"answers":[{"engine":"perplexity","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"perplexity","answered_on":"2026-08-15","prompt_intent":"best_in_category","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"perplexity","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"perplexity","answered_on":"2026-08-15","prompt_intent":"recommendation","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"perplexity","answered_on":"2026-08-15","prompt_intent":"alternatives","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"perplexity","answered_on":"2026-08-15","prompt_intent":"comparison","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]},{"engine":"perplexity","answered_on":"2026-08-15","prompt_intent":"problem_solving","excerpt":null,"excerpt_withheld":true,"withheld_reason":"source_terms","highlights":[]}]}]}