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HMCTS API Marketplace

Discover, request and integrate with HMCTS APIs.

Getting started with our APIs

A step-by-step introduction to what our APIs can do and how your team can get connected.

API and integration catalogue

An A to Z list of HMCTS APIs and other integrations, with plain-English descriptions of what each one returns.

Documentation, guides and tutorials

Learn about APIs and the standards we use, and how to make the most of our developer resources.


Help and support building software

Get help at any point in your project, to make sure your integration with our APIs goes smoothly.

Our architecture

Architecture is integral to the design and delivery of all products and services that we produce and maintain for the justice system.

Onboarding to APIs and services

Find out how to get assured for an API or service before your software goes live.


Publish an API

If your team owns an API, list it in the marketplace so other teams can find it, understand it, and request access.