❤️Firmhouse for Developers

Use our developer resources to build an amazing subscription business.

Welcome to Firmhouse's developer docs. Here you'll learn how to add Firmhouse to your current e-commerce system or build a fully customized storefront, customize webhooks and emails via our Liquid templating system, and build advanced use cases between Firmhouse and your current stack via our GraphQL API.

Take a look at the topics below to get a quick start. Or explore the sidebar to find the specific page you need.

You're currently looking at our new developer docs updated as per January 2024. You can still access our old documentation for a limited period of time while we test and improve this new version.

Head over to https://old.developer.firmhouse.com.

Explore our guides and reference


Use our GraphQL API for deep frontend or backend integration with Firmhouse.


Learn about available Liquid tags that you can use for email and webhook templates for easy configuration or editing.


Learn about available webhooks that you can use to communicate with various applications


A collection of follow-along guides for achieving some common customisation use cases.

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