From the context menu (right click), you can "View source" "View selection" or "Edit text" with your favorite editor.

withExEditor promo image
What is withExEditor?

withExEditor is a Firefox add-on that allows you to easily view and edit source code, selection, and text using your favorite editor. It supports various languages and formats including HTML, JavaScript, CSS, MathML, SVG, and XML. With the withExEditor add-on, you can seamlessly synchronize your edited content between the browser and the external editor.

By: asamuzaK
Users: 187 ▲ 2
Rating: 4.25 (20)
Version: 10.5.7 (Last updated: 2024-01-24)
Creation date: 2015-05-29
Weekly download count: 3
Firefox on Android: No
Risk impact: High risk impact
Risk likelihood: Moderate risk likelihood
Manifest version: 2
  • activeTab
  • contextMenus
  • nativeMessaging
  • storage
  • tabs
Size: 134.57K
Stats date:

Other platforms

Not available on Chrome
Not available on Edge
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"View source" "View selection" or "Edit text" with your favorite editor. Enabled in (X)HTML, JavaScript, CSS, MathML, SVG, XML, etc.

Requirements: To use withExEditor, you also need to prepare a host which executes your editor. The browser interacts with the host via messages, and the editor is executed by the host.

Context Menus:

  • View Page Source with exEditor Creates a copy of the page, save as a temporary file, and opens it with an external editor. If you are browsing a local file, then the local file will be opened directly.

  • View MathML Source with exEditor Enabled on MathML elements, and shows a generated DOM tree.

See more
User reviews
by averms, 2022-01-30

by bito, 2021-08-31

Great add-on! Thanks very much to the developer for this. 🙏
by dj, 2020-11-13
View all user reviews
Risk impact

withExEditor is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install withExEditor if you trust the publisher.

Risk likelihood

withExEditor is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

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