Download 4chan X

Download 4chan X (current and past versions) for Firefox

4chan X is available to install from Firefox Browser Add-ons and for download from this page. It has 4,927+ daily users. The latest version is 1.13.15.11resigned1, and it was last updated a year ago.

View source code

Total download count: 0 (Only count downloads from Firefox-Stats)

Available versions

You can find the current and older versions of 4chan X here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions

Version	Download	Size	Download count	Timestamp
1.13.15.11resigned1	XPI · ZIP · Source code	319.65K	0	2025-03-02
1.13.15.10	Paid users only	313.08K	0	2025-03-02

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 and unpack the 4chan X ZIP file to a directory of your choice.
In Chrome browser, go to chrome://extensions
Enable Developer mode.
Click on the Load Unpacked button.
Select the directory of with the unpacked 4chan X ZIP file from step 1. 4chan X is now installed on your browser.