Download ContainSite

Name: ContainSite
Author: salmutt

By: salmutt Add-on

Download ContainSite (current and past versions) for Firefox

Latest Version: 0.7.0 Updated: 4 months ago

Ready to install?

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

View source code

Daily users

5.0

1 ratings

Total downloads

Available versions

You can find the current and older versions of ContainSite 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
0.7.0	XPI · ZIP · Source code	64.48KB	2026-04-08
0.5.6	XPI · ZIP · Source code	62.78KB	2026-04-03
0.5.4	XPI · ZIP · Source code	39.92KB	2026-03-05
0.2.0	Paid users only	31.65KB	2026-03-04

2026-04-08 · 0 downloads

XPI ZIP Source code

2026-04-03 · 0 downloads

XPI ZIP Source code

2026-03-05 · 0 downloads

XPI ZIP Source code

2026-03-04 · 0 downloads

Paid users only

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