Developer Portal

Here’s where it all happens for Shift4Shop developers

Shift4Shop REST API

Welcome to the Shift4Shop Developer Portal, your central hub for all the documentation, references, and
resources needed to integrate your application with Shift4Shop.

  • What to Build

    You can do a lot with the Shift4Shop REST API. Build apps to expand the Shift4Shop platform or connect it with other services. Or build some great themes to give Shift4Shop stores a new, custom look. Either way, Shift4Shop merchants everywhere will thank you.

  • Build an App

    A complete introduction to the Shift4Shop REST API and thorough documentation on the capabilities of the platform. Here, you'll find all the information you need to get started creating, with a strong foundation for excellent results.

  • Build a Theme

    Visit the full Themes guide to learn how to build a powerful, responsive Shift4Shop theme using the Core Templating Engine. Learn all about code blocks, variables, and more, and get started designing killer themes, your way.

  • API Reference

    The Shift4Shop API is organized around REST. Our API is designed to have predictable, resource-oriented URLs and to use HTTP response codes to indicate API errors. We use built-in HTTP features, like HTTP authentication and HTTP verbs.

  • Front-end API

    The Shift4Shop front-end API exposes some useful resources to web developers. With these methods, web developers can retrieve product information, as well as add items to a customer's shopping cart, view a list of all items in the cart and adjust quantities.

  • Support

    Need help or have a direct question that isn't quite answered in our documentation? Get the information you need directly from Shift4Shop's experts. Our designers, developers, and engineers are ready to clarify the information you need.

  • Developer Forums

    The Shift4Shop Developer Forums are a great place to post questions and share comments with fellow developers and Shift4Shop engineers. Discuss a variety of development topics, from getting started to working with the latest pre-release software.

  • Partner Program

    Become a Shift4Shop Partner and sell your apps and themes to Shift4Shop merchants at rewarding commission rates. As a Shift4Shop Partner you'll have access to great benefits and be able to expand your customer base. Get a free sandbox account.