---
title: Chrome-only API reference
slug: Mozilla/Gecko/Chrome/API
tags:
  - API
  - 'API:Mozilla Extensions'
  - Chrome
  - Gecko
  - Mozilla
  - NeedsTranslation
  - Non-standard
  - Overview
  - Reference
  - TopicStub
translation_of: Mozilla/Gecko/Chrome/API
---
<p>{{FirefoxSidebar}}</p>

<p class="seoSummary">This page lists APIs that only run in Gecko Chrome code (and sometimes in other privileged circumstances).</p>

<div class="blockIndicator note">
<p><strong>Note</strong>: Most of the APIs exposed to the Web in general are also usable in Chrome code: see <a href="/en-US/docs/Web/API">Web APIs</a> for a list of these.</p>
</div>

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<dl>
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</dl>

<p> </p>