Download FlexHeaders - Modify HTTP Headers

Name: FlexHeaders - Modify HTTP Headers
Author: Harrison Deo

By: Harrison Deo

Download FlexHeaders - Modify HTTP Headers (current and past versions) for Firefox

Latest Version: 1.0.1 Updated: 2 years ago

Ready to install?

FlexHeaders - Modify HTTP Headers is available to install from Firefox Add-ons Store and for download from this page.

View source code

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Available versions

You can find the current and older versions of FlexHeaders - Modify HTTP Headers 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	Download count	Timestamp
1.0.1	XPI · ZIP · Source code	423.51KB	4	2024-10-04
0.4.10	XPI · ZIP · Source code	395.56KB	0	2024-09-25

2024-10-04 · 4 downloads

XPI ZIP Source code

2024-09-25 · 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 FlexHeaders - Modify HTTP Headers ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the FlexHeaders - Modify HTTP Headers ZIP file from step 1. FlexHeaders - Modify HTTP Headers is now installed on your browser.