Glossary

What is a headless CMS?

A plain-English definition, with a real example from a small business.

Geoff BromilowAI systems developerUpdated 1 min read

Definition

A headless CMS is a content management system that stores your content separately from how it’s displayed, so the same content can appear on a website, app or portal.

At a glance

Also called
Decoupled CMS
Good for
Content across many channels

In plain English

You write it once, in one place, and it shows up everywhere it’s needed.

An example

A property developer writes each project once in Sanity, and it appears on the main website, the project microsite and the sales team’s tablet app.

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Questions people ask

Not for editors — it’s often simpler. It does take more developer time to set up than an all-in-one platform.

Related terms

Geoff Bromilow
Written by
Geoff Bromilow
AI systems developer

Geoff builds the AI systems, automations and integrations behind our projects — and explains them without the jargon.

Last reviewed 15 Sept 2026LinkedIn ↗ (opens in a new tab)

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