Download UsageX

Name: UsageX
Author: nondeader

By: nondeader Add-on

Download UsageX (current and past versions) for Firefox

Latest Version: 2.1.6 Updated: a month ago

Ready to install?

UsageX is available to install from Firefox Add-ons Store and for download from this page.

View source code

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Total downloads

Available versions

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

As a free user, you can download up to 3 latest versions.

Upgrade to download older versions

Version	Download	Size	Timestamp
2.1.6	XPI · ZIP · Source code	106.49KB	2026-07-21
2.1.5	XPI · ZIP · Source code	954.42KB	2026-07-12
2.0.0	XPI · ZIP · Source code	26.94KB	2026-04-16

2026-07-21 · 0 downloads

XPI ZIP Source code

2026-07-12 · 0 downloads

XPI ZIP Source code

2026-04-16 · 0 downloads

XPI ZIP Source code

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.

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

Install ZIP file

Download the UsageX ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the UsageX ZIP file from step 1. UsageX is now installed on your browser.