Download Rainbow

Name: Rainbow
Author: Pszemek8

By: Pszemek8 Theme

Download Rainbow (current and past versions) for Firefox

Latest Version: 2.0 Updated: 6 months ago

Ready to install?

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

View source code

5.0

1 ratings

Total downloads

Available versions

You can find the current and older versions of Rainbow 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
2.0	XPI · ZIP · Source code	35.59KB	0	2026-02-06

2026-02-06 · 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 Rainbow ZIP file.
In Firefox browser, go to about:addons to open Add-ons Manager
Click on ⚙, Install Add-on From File
Select the Rainbow ZIP file from step 1. Rainbow is now installed on your browser.