3Grey is a 2-column, stylish theme with third column for advertising.

Amber is a 4-column, fluid-width theme with light colors.

B3 is a single-column, no-frills rebuild of the minimalistic Bare theme.

Blue Paradise is a 3-column theme that provides support for WP-Ratings and Subscribe To Comments. Also check out HateMate by the same author.

Crzy Blu is a 3-column, lightweight theme with support for Gravatar and MyBlogLog.

Gluttony is a 2-column, grey theme in SmallPotato’s Seven Deadly Sins series.

LinearEX is a 2-column theme that provides some visual tweaks from the author’s Linear theme.

Marc is a 3-column, widget-ready theme with customizable header image.