This isnt a "password trojan". All this addon does is add eventListeners to check for the modifier and alt-modifier keys, F1 to F10, insert and some others.

Once you press the hotkeys you set, the script will modify style.css to set all body and button colors to #222 or rgb34,34,34.

You can find all his stuff on his github (same name), hes pretty active.

3 stars because it breaks Thingiverse.com's thumbnails.

well it does what it is supposed to, but not well. It seems to sometimes try and dark mode images and ends up making them just a dark blob.

This add-on works great! I love the convenience of just having to press Ctrl + comma to activate it.