Review for Kilome by Tikky
Rated 2 out of 5 stars
Breaks email under Windows XP and SM 2.22.1. When you receive a new mail, a permanent white box on the left edge of the screen shows. It even displays full-screen. The theme is okay otherwise, but as it isn't updated anymore I can't recommend it.
To create your own collections, you must have a Mozilla Add-ons account.