Invaluable Rated 5 out of 5 stars

I used to be a huge fan of Tab Sidebar until the recent release of V2. Now I find it badly behaved and awkward to use.

Fortunately Firefox Showcase has come to the rescue and certainly deserves 5 stars - it's invaluable, even though I still only use it to display my tabs in the sidebar.

This review is for a previous version of the add-on (