Font blocker

Blocks the fonts you want to block. Right click on an annoying custom web font and click "Block custom font" to add it to the local database. The font will be blocked immediately.

Font blocker is available to install from Firefox Browser Add-ons and for download from this page. It has 39 active users The latest version is 1.19, and it was published 2 years ago.

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

All available versions

You can find the current and older versions of Font blocker 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
 2 versions available for download.

Install XPI file

  1. Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  1. Download the Font blocker ZIP file
  2. In Firefox browser, go to about:addons to open Add-ons Manager
  3. Click on , then select Install Add-on From File
  4. Select the Font blocker ZIP file from step 1. Font blocker is now installed on your browser.