Sift — HTTP capture viewer Firefox

Download Sift — HTTP capture viewer

Download Sift — HTTP capture viewer (current and past versions) for Firefox
xHeader
Modify request and response headers. No ads, no malware.
Latest Version: 0.1.4 Updated: a month ago

Ready to install?

Sift — HTTP capture viewer is available to install from Firefox Add-ons Store and for download from this page.
View source code

Available versions

You can find the current and older versions of Sift — HTTP capture viewer 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
0.1.4XPI · ZIP · Source code79.55KB02026-06-21
0.1.4 79.55KB
2026-06-21 · 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

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

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