Download Formdouble: Test Form Filler

Name: Formdouble: Test Form Filler
Author: DigiVibeTech

By: DigiVibeTech Add-on

Download Formdouble: Test Form Filler (current and past versions) for Firefox

Latest Version: 1.2.0 Updated: 7 days ago

Ready to install?

Formdouble: Test Form Filler is available to install from Firefox Add-ons Store and for download from this page.

View source code

Daily users

0.0

0 ratings

Total downloads

Available versions

You can find the current and older versions of Formdouble: Test Form Filler here. You can download the archived versions or inspect their source codes.

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

Unlock older versions with Pro

Version	Download	Size	Timestamp
1.2.0	XPI · ZIP · Source code	39.41KB	2026-11-02
1.1.1	XPI · ZIP · Source code	35.84KB	2026-10-29
1.1.0	XPI · ZIP · Source code	35.26KB	2026-10-23

2026-11-02 · 0 downloads

XPI ZIP Source code

2026-10-29 · 0 downloads

XPI ZIP Source code

2026-10-23 · 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 Formdouble: Test Form Filler ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the Formdouble: Test Form Filler ZIP file from step 1. Formdouble: Test Form Filler is now installed on your browser.