HTTP Replay Firefox

Download HTTP Replay

By: GSK Add-on
Download HTTP Replay (current and past versions) for Firefox
xHeader
Modify request and response headers. No ads, no malware.
Latest Version: 7.5.6 Updated: 4 months ago Removed

Ready to install?

HTTP Replay is available for download. Be careful when installing it.
View source code
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Available versions

You can find the current and older versions of HTTP Replay 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
7.5.6XPI · ZIP · Source code205.45KB02026-04-14
1.0.0XPI · ZIP · Source code15.37KB02026-03-12
7.5.6 205.45KB
2026-04-14 · 0 downloads
1.0.0 15.37KB
2026-03-12 · 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 HTTP Replay ZIP file.
  • In Firefox browser, go to about:addons to open Add-ons Manager
  • Click on ⚙, Install Add-on From File
  • Select the HTTP Replay ZIP file from step 1. HTTP Replay is now installed on your browser.

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