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扩展程序
欢迎 What's new in Chrome extensions Get help with Chrome extensions
欢迎 Extensions 101 Development basics Run scripts on every page Inject scripts into the active tab Manage tabs
欢迎了解 Manifest V3 扩展程序平台愿景 Overview of Manifest V3
What are themes? 常见问题 Extensions quality guidelines FAQ
Migrate to Manifest V3 Manifest V3 migration checklist Update the manifest Migrate to a service worker Update your code Replace blocking web request listeners Improve extension security Manifest V2 支持时间线 Known issues when migrating to Manifest V3
API reference Samples
Extension development overview Manifest file format 架构概述 Declare permissions Design the user interface Debugging extensions 示例
Message passing Content scripts Manage events with service workers Match patterns Using promises 跨域隔离
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools Fetching favicons OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API Native messaging
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
托管扩展程序 Alternative extension installation methods Installing extensions on Linux Tutorial: Google analytics
About Manifest V2 Getting started
What are extensions? What are themes? Frequently asked questions
Extension development overview Manifest file format Architecture overview Declare permissions Design the user interface Debugging extensions Samples
Message passing Content scripts Manage events with background scripts Match patterns Cross-origin isolation
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
Chrome Web Store Alternative extension distribution options Installing extensions on Linux Tutorial: Google analytics
扩展程序
欢迎 What's new in Chrome extensions Get help with Chrome extensions
欢迎 Extensions 101 Development basics Run scripts on every page Inject scripts into the active tab Manage tabs
欢迎了解 Manifest V3 扩展程序平台愿景 Overview of Manifest V3
What are themes? 常见问题 Extensions quality guidelines FAQ
Migrate to Manifest V3 Manifest V3 migration checklist Update the manifest Migrate to a service worker Update your code Replace blocking web request listeners Improve extension security Manifest V2 支持时间线 Known issues when migrating to Manifest V3
API reference Samples
Extension development overview Manifest file format 架构概述 Declare permissions Design the user interface Debugging extensions 示例
Message passing Content scripts Manage events with service workers Match patterns Using promises 跨域隔离
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools Fetching favicons OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API Native messaging
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
托管扩展程序 Alternative extension installation methods Installing extensions on Linux Tutorial: Google analytics
About Manifest V2 Getting started
What are extensions? What are themes? Frequently asked questions
Extension development overview Manifest file format Architecture overview Declare permissions Design the user interface Debugging extensions Samples
Message passing Content scripts Manage events with background scripts Match patterns Cross-origin isolation
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
Chrome Web Store Alternative extension distribution options Installing extensions on Linux Tutorial: Google analytics

Manifest Version

Published on • Updated on

An integer specifying the version of the manifest file format your package requires. This key is required. For example:

"manifest_version": 3

Supported values for this key are:

  • 3: Use the Manifest V3 format and associated feature set.

The current version is Manifest V3. The Chrome Web Store no longer accepts manifest V2 extensions (see Manifest V2 support timeline for more details). There will be other manifest versions in the future (V4 and beyond), but these aren't scheduled yet.

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