Download CalmSignal

Name: CalmSignal
Author: CalmSignal

By: CalmSignal Add-on

Download CalmSignal (current and past versions) for Firefox

Latest Version: 3.1.2 Updated: 15 days ago

Ready to install?

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

View source code

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Total downloads

Available versions

You can find the current and older versions of CalmSignal 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
3.1.2	XPI · ZIP · Source code	28.10MB	2026-08-05
2.6.0	XPI · ZIP · Source code	27.36MB	2026-04-27
1.0.4	XPI · ZIP · Source code	11.06MB	2025-11-13
1.0.3	Paid users only	22.43MB	2025-11-05
1.0.2	Paid users only	5.80MB	2025-10-16

2026-08-05 · 0 downloads

XPI ZIP Source code

2026-04-27 · 0 downloads

XPI ZIP Source code

2025-11-13 · 0 downloads

XPI ZIP Source code

2025-11-05 · 0 downloads

Paid users only

2025-10-16 · 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 CalmSignal ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the CalmSignal ZIP file from step 1. CalmSignal is now installed on your browser.