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← E-commerce guide

What is Frontend API in Shopware and how does it support building modern e-commerce stores?

Frontend API in Shopware is a programming interface that enables communication between the presentation layer of an online store and business logic and database. With it, it is possible to build modern, flexible front-ends and integrate the Shopware platform with external applications and services. It is a key element of the API-first architecture that distinguishes Shopware 6.

How does Frontend API work in Shopware?

Frontend API provides product data, information about carts, orders, promotions, or customers that can be retrieved and used in any user interface. This means an online store is not limited to Shopware's standard theme – it can operate in a headless commerce model, with an independent front-end, for example based on Vue.js, React, or Angular.

Frontend API capabilities include, among others:

  • retrieval and display of product catalogs,
  • management of carts and purchasing processes,
  • management of user login and registration,
  • integration with mobile applications, PWA, or external systems,
  • creation of dedicated shopping experiences (customer experience).

Frontend API in B2C and B2B

  • In B2C, it enables the creation of fast and intuitive interfaces that enhance user experience, for example PWA (Progressive Web Apps) or mobile applications.
  • In B2B, it offers the possibility of building personalized shopping portals that reflect the customer's business processes – for example, individual quote carts, dedicated product catalogs, or integrations with ERP and CRM systems.

CREHLER and Frontend API implementations

CREHLER uses Frontend API in Shopware in projects requiring maximum flexibility. In practice, this means:

  • development of dedicated front-ends in headless commerce architecture,
  • integration of Shopware with mobile applications and PWA,
  • design of customer experience tailored to B2B and B2C needs,
  • connection of Frontend API with ERP, CRM, or PIM systems in real-time,
  • optimization of interface performance and security.

Benefits of using Frontend API:

  • flexibility – the ability to create unique user interfaces,
  • scalability – easy expansion of the store with the business,
  • integration – quick connection of Shopware with other systems,
  • better customer experience – fast, responsive, and modern front-ends,
  • omnichannel support – one e-commerce engine powers multiple sales interfaces.

In summary, Frontend API in Shopware is the foundation for building modern, headless e-commerce solutions. Implemented by CREHLER, it enables B2B and B2C companies to create scalable online stores that integrate with the entire IT ecosystem and provide the highest quality customer experience.