Download CopyTool

Name: CopyTool
Author: Remus

By: Remus Add-on

Download CopyTool (current and past versions) for Firefox

Latest Version: 1.5.1 Updated: 5 days ago

Ready to install?

CopyTool 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 CopyTool 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
1.5.1	XPI · ZIP · Source code	828.66KB	2026-07-26
1.2.1	XPI · ZIP · Source code	352.75KB	2025-12-16
1.2	XPI · ZIP · Source code	352.05KB	2025-06-09
1.1	Paid users only	352.03KB	2025-06-08
1.0	Paid users only	350.86KB	2024-09-30

2026-07-26 · 0 downloads

XPI ZIP Source code

2025-12-16 · 0 downloads

XPI ZIP Source code

2025-06-09 · 0 downloads

XPI ZIP Source code

2025-06-08 · 0 downloads

Paid users only

2024-09-30 · 0 downloads

Paid users only

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