Sylius

Sylius is a headless Open Source eCommerce platform for brands that require customized solutions.

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Sylius

A Flexible, Headless E-Commerce Solution Built on Symfony

At Outsourcify, we specialize in crafting custom web applications and tailor-made e-commerce solutions. For certain projects that require advanced flexibility, seamless integration with Symfony, or headless architecture, Sylius is one of the solutions we consider, alongside other platforms like WooCommerce, Magento, or Shopify. When those mainstream options show their limits, especially for high-performance use cases or content-heavy platforms, Sylius proves to be a powerful alternative.

Built for Symfony Developers

Sylius is an open-source e-commerce platform developed specifically for the Symfony PHP framework. It has been in continuous development for over a decade by a dedicated team based in Poland and is closely aligned with Symfony’s evolution. Though it began as a niche developer-centric tool, Sylius has gained significant traction in recent years as a viable enterprise-grade solution, with early adopters in France, Germany, and the United States. It boasts more than 8 million downloads, 500+ contributors, and over 2,700 registered users worldwide.

A Headless E-Commerce API + Store Management Interface

Sylius offers a comprehensive data structure out-of-the-box, covering all key e-commerce components: Products, Attributes, Variants, Bundles, Taxonomies, Customers, Orders, Shipping & Payment Methods, Coupons, and more.

It includes a RESTful API powered by API Platform, which makes it ideal for headless implementations. Whether you’re building a responsive website, a PWA (Progressive Web App), or a native mobile application, Sylius can serve as the e-commerce backend, while the frontend can be built with modern JavaScript frameworks like Vue.js/Nuxt, React/Next.js, or Vue Storefront.

Simple Yet Extensible Back Office

Sylius includes an intuitive back office for managing your store’s products, orders, and configurations. The admin interface is minimalistic, efficient, and most importantly, easily customizable. This is crucial for businesses with unique internal processes or content management needs, allowing for smooth integration of additional features or third-party services.

Ideal for B2C and B2B Marketplaces

Sylius shines when used for marketplace or subscription-based platforms, especially when paired with a PIM (Product Information Management) system such as MaPS System, Akeneo or Pimcore. Sylius is nothing like traditional SaaS e-commerce platforms, it’s an open source library that offers the freedom to implement custom flows, data models, and integrations—making it a great fit for projects that demand something beyond off-the-shelf functionality.

Whether it’s multi-vendor product management, subscription logic, or custom pricing strategies, Sylius allows developers to build tailored solutions that standard platforms often struggle to support.

Our Experience as a Sylius Agency

At Outsourcify, we have leveraged Sylius on several large-scale projects, accumulating hundreds of developer hours working with the platform. Our team has implemented advanced features such as:

  • Subscription-based e-commerce
  • Click & collect and autoship functionality
  • Custom product recommendation logic
  • Custom connectors for payment gateways like Omise or Stripe
  • Integration with logistics providers and third-party APIs

We treat Sylius as more than just an e-commerce CMS—it’s a flexible development framework that can be molded to suit highly specific business requirements.

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Have a project in mind?
Let's start your project today