Download Inspector

Name: Inspector
Author: derivia

By: derivia Add-on

Download Inspector (current and past versions) for Firefox

Latest Version: 1.1.2 Updated: a year ago

Ready to install?

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

View source code

Daily users

5.0

1 ratings

Total downloads

Available versions

You can find the current and older versions of Inspector 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
1.1.2	XPI · ZIP · Source code	30.98KB	2025-08-05
1.1.1	XPI · ZIP · Source code	30.54KB	2025-01-09
1.0.1	XPI · ZIP · Source code	29.75KB	2025-01-09

2025-08-05 · 0 downloads

XPI ZIP Source code

2025-01-09 · 0 downloads

XPI ZIP Source code

2025-01-09 · 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 Inspector ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the Inspector ZIP file from step 1. Inspector is now installed on your browser.