One Column Themes
A one column theme based on the Hemingway theme. This theme also sports a extended sidebar in the footer area to display additional content.
Two Column Themes
Libertine is a minimalistic theme specifically made for WordPress 2.5. It contains support for Gravtar, new image classes and more.
WP Bats is a two column, fixed-width, widget ready theme. The theme comes build in with page links navigation.
Grayplicity is a two column widget ready theme. The theme comes with a CSS file that is compressed and used by the site so if you try editing the style.css and nothing changes please make changes in the header to use style.css.
Codescheme Blue is a fixed-width, 2 column widget ready theme. The pages have a horizontal tab menu, using the CSS ‘sliding-doors’ method and are generated automatically.
Three Column Themes
Thoughtlog is a 3 column theme that features a Springtime header. The theme is widget ready and contains two headers one with text and one without it.