Download Darwin Security

Name: Darwin Security
Author: Darwin

By: Darwin Add-on

Download Darwin Security (current and past versions) for Firefox

Latest Version: 1.0.4 Updated: 10 days ago

Ready to install?

Darwin Security 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 Darwin Security 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
1.0.4	XPI · ZIP · Source code	297.20KB	2026-07-17
1.0.3	XPI · ZIP · Source code	297.31KB	2026-06-24
1.0.2	XPI · ZIP · Source code	296.14KB	2026-06-24
1.0.0	Paid users only	291.88KB	2026-06-12

2026-07-17 · 0 downloads

XPI ZIP Source code

2026-06-24 · 0 downloads

XPI ZIP Source code

2026-06-24 · 0 downloads

XPI ZIP Source code

2026-06-12 · 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 Darwin Security ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the Darwin Security ZIP file from step 1. Darwin Security is now installed on your browser.