Download Dev333

Name: Dev333
Author: user14

By: user14 Theme

Download Dev333 (current and past versions) for Firefox

Latest Version: 89.15 Updated: 4 years ago Removed

Ready to install?

Dev333 is available for download. Be careful when installing it.

View source code

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Available versions

You can find the current and older versions of Dev333 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	Download count	Timestamp
89.15	XPI · ZIP · Source code	7.57KB	0	2022-07-26

2022-07-26 · 0 downloads

XPI ZIP Source code

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 Dev333 ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the Dev333 ZIP file from step 1. Dev333 is now installed on your browser.