Review for Gmail Manager by glossolalia
Rated 5 out of 5 stars
STEP 1: Download Firefox 9.
STEP 2: Download Gmail Manager
STEP 3: https://github.com/downloads/athomas/mozilla-firefox-addons/gmail_manager-0.6.4.1.5-fx+sm.xpi
STEP 4: Enjoy!
To create your own collections, you must have a Mozilla Add-ons account.