Download Catcosta

Name: Catcosta
Author: Mali5k

By: Mali5k

Download Catcosta (current and past versions) for Firefox

Latest Version: 26.330.0 Updated: 3 months ago

Ready to install?

Catcosta 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 Catcosta 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
26.330.0	XPI · ZIP · Source code	135.99KB	2026-03-30
26.226.0	XPI · ZIP · Source code	135.17KB	2026-03-02
26.0	XPI · ZIP · Source code	134.70KB	2026-02-05
25.1124.0	Paid users only	133.08KB	2025-11-24
25.1113.0	Paid users only	127.90KB	2025-11-13
25.1030.0	Paid users only	127.20KB	2025-11-02

2026-03-30 · 0 downloads

XPI ZIP Source code

2026-03-02 · 0 downloads

XPI ZIP Source code

2026-02-05 · 0 downloads

XPI ZIP Source code

2025-11-24 · 0 downloads

Paid users only

2025-11-13 · 0 downloads

Paid users only

2025-11-02 · 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 Catcosta ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the Catcosta ZIP file from step 1. Catcosta is now installed on your browser.