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I write these from the work of building stores for clients on this engine. Each one says what the engine does, what it does not do yet, and links the page behind every claim about another product.
v1.0.1: paying by card at checkout The Merchant Engine v1.0.1 lets a shopper pay by card at checkout. Stripe is the first provider, how the paymentAction answer works, where the keys live, and what is still missing. v1.0.1 : payer par carte à la caisse The Merchant Engine v1.0.1 permet de payer par carte à la caisse. Stripe est le premier prestataire, comment fonctionne la réponse paymentAction, où vivent les clés, et ce qui manque encore. Cash on delivery checkout done right How I build a cash on delivery checkout that does not double orders, oversell stock or lose the customer: the order states, the idempotency key, stock, invoices, cancels and tracking, with the API calls from The Merchant Engine. Idempotent checkout in NestJS How I stop double orders in a NestJS checkout: a UUID key header, a caller hash and a body hash, one atomic Redis claim, five clear states, a safe cached response and a unique column as the last guard. Code from The Merchant Engine. Why I built The Merchant Engine Why I built my own open-source ecommerce engine for client stores in Tunisia and the Gulf: 33 API modules, French, English and Arabic from day one, cash on delivery first, and no license key. What it is, what it is not, and who it is for. Une alternative open source à Shopify, hébergée chez vous Pourquoi j’ai construit The Merchant Engine, une boutique sous licence MIT que vous installez sur votre propre serveur, ce qu’elle ne fait pas encore, et ce que Shopify fait mieux. The best open-source ecommerce platforms in 2026 Nine open-source ecommerce platforms, from WooCommerce and PrestaShop to Medusa and Saleor: what each one needs to run, its license, and who it suits. كيف تبدأ متجرًا إلكترونيًا في الإمارات الرخصة التي تحتاجها للبيع عبر الإنترنت في الإمارات، وما يطلبه قانون التجارة الإلكترونية لعام 2023 من متجرك، وضريبة القيمة المضافة، والدفع بالبطاقة أو عند الاستلام، وكيف تختار المنصة. How to start an online store in the UAE The licence you need to sell online in the UAE, what the 2023 e-commerce law asks of a store, VAT, card payments and cash on delivery, and how to pick a platform. Medusa vs Saleor vs Vendure vs The Merchant Engine A plain comparison of three open-source commerce platforms and the one I built: stack, install, license, cash on delivery, Arabic, and when to pick each. An open-source, self-hosted Shopify alternative: what I built and why Why I built The Merchant Engine, an MIT-licensed store you run on your own server, what it does not do yet, and what Shopify does better. Shopify in the UAE: costs, cash on delivery and Arabic What a Shopify store in the UAE pays per month and per order, how cash on delivery works on it, where its Arabic support stands, and when a self-hosted store makes more sense.
Last updated . Every claim about another product in these articles links the page it was read on.