Jambofy by gamewrecker

Improves boring youtube thumbnails and Jambofys them Are you bored of every YouTube thumbnail being boring? Do you wish Jambo the cat was in every YouTube thumbnail? Well now you can have exactly that with this extension.

4.9 (73 reviews)

1,916 Users

Download Firefox and get the extension

About this extension

Improves youtube thumbnails significantly

This extension was NOT made by me, this is simply my attempt at making a version of the extension for Firefox

Original extension here:
https://chromewebstore.google.com/detail/jambofy/ecbedadooalalcgolmfgpnmphhccegei

Rated 4.9 by 73 reviewers