Surfer is a two column widget ready theme.
Quicklime is a three columned, widget ready theme with a lime green feel to it.
The Space Theme is a 2 column theme for WordPress, using dark colours and transparency effects to achieve an effective mysterious space look.
Credit Cards is a two column, widget ready WordPress theme with a right-hand sidebar.
Quote: Credit Cards is a three column WordPress theme with two right-hand sidebars.