Merlin
Three-body countdown

Three-body countdown

The extension shows a Three-Body countdown in your browser new tab. The end date can be configured.

Three-body countdown is available to install from Firefox Browser Add-ons and for download from this page. It has 1 active users The latest version is 1.0.1, and it was published a year ago.

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

You can find the current and older versions of Three-body countdown 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
 1 versions available for download.
How to install Three-body countdown from an XPI file
  1. Simply drag-and-drop the XPI into Firefox to install the add-on.
How to install Three-body countdown from a 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 Three-body countdown ZIP file from step 1. Three-body countdown is now installed on your browser.
Merlin