72 Class is a 2-column, black-and-white, minimal theme.
Ali Nazik is a 2-column, black-and-white theme.
Dream in Infrared is a gorgeous theme with an elegant layout and support for WordPress 2.3 tags.
WP-Glory is a 3-column, widget-ready theme with tag support, drop-down menus for sub-pages, and other features. Not a free theme. Inner Light is a 2-column, widget-ready theme with violet and white colors and tag support. Edited for NSFW content.
Missille is a 2-column theme with a custom logo.
Newspaperize is a 3-column, widget-ready theme designed for news blogs and sites.
Reverence is a 2-column theme with dark, rich colors.