Download StreamSpeed

Name: StreamSpeed
Author: Kurt

By: Kurt

Download StreamSpeed (current and past versions) for Firefox

Latest Version: 4.1.1 Updated: 6 months ago

Ready to install?

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

View source code

Daily users

4.0

1 ratings

Total downloads

Available versions

You can find the current and older versions of StreamSpeed 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
4.1.1	XPI · ZIP · Source code	49.88KB	2026-01-02
4.1.0	XPI · ZIP · Source code	49.69KB	2025-12-23
1.3	XPI · ZIP · Source code	19.92KB	2022-02-01

2026-01-02 · 0 downloads

XPI ZIP Source code

2025-12-23 · 0 downloads

XPI ZIP Source code

2022-02-01 · 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 StreamSpeed ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the StreamSpeed ZIP file from step 1. StreamSpeed is now installed on your browser.