LoupeKit Firefox

Download LoupeKit

Download LoupeKit (current and past versions) for Firefox
xHeader
Modify request and response headers. No ads, no malware.
Latest Version: 1.11.0 Updated: 4 days ago

Ready to install?

LoupeKit is available to install from Firefox Add-ons Store and for download from this page.
View source code
4
Daily users
3.0
2 ratings
0
Total downloads

Available versions

You can find the current and older versions of LoupeKit 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
VersionDownloadSizeDownload countTimestamp
1.11.0XPI · ZIP · Source code1.44MB02026-09-03
1.10.0XPI · ZIP · Source code1.46MB02026-08-30
1.9.2XPI · ZIP · Source code1.44MB02026-08-28
1.8.0Paid users only1.38MB02026-08-24
1.7.1Paid users only1.36MB02026-08-20
1.11.0 1.44MB
2026-09-03 · 0 downloads
1.10.0 1.46MB
2026-08-30 · 0 downloads
1.9.2 1.44MB
2026-08-28 · 0 downloads
1.8.0 1.38MB
2026-08-24 · 0 downloads
1.7.1 1.36MB
2026-08-20 · 0 downloads

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

Best LoupeKit Alternatives

Here are some Firefox add-ons that are similar to LoupeKit: