Web Developer

Web Developer

The Web Developer extension adds various web developer tools to the browser.

Web Developer is available to install from Firefox Browser Add-ons and for download from this page. It has 94,673 active users The latest version is 2.0.5, and it was published 2 years ago.

View source code
Total download count: 0 (Only count downloads from Firefox-Stats)
Install Web Developer from Firefox Browser Add-ons
All available versions

You can find the current and older versions of Web Developer here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
Version Download Size Download count Timestamp
2.0.5 Sign in to download 1.17M 0 2022-08-02
How to install Web Developer from an XPI file
  1. Simply drag-and-drop the XPI into Firefox to install the add-on.
How to install Web Developer from a ZIP file
  1. In Firefox browser, go to about:addons to open Add-ons Manager
  2. Click on , then select Install Add-on From File
  3. Select the Web Developer ZIP file from step 1. Web Developer is now installed on your browser.