Acid Green Pro – Fixed width, centered layout with widget ready sidebars. Tons of space in the sidebars for lots of goodies.
Alike Theme – Another darkish theme, but quite easy on the eyes, AdSense ready, fixed width and widget ready.
Ayumi – Mainly white with good highlights, easy to read and widget ready.
Bionic Jive – Compartmentalized well, clean read, variable width.
05 Moon 1.0 – Not all themes have to be light colors to be pleasing so long as they are well organized. This is an excellent black theme, variable width and widget-ready.
Blogging Simply – Fluid width, widget ready, loads of space in the sidebars for all the extras you want.
CitrusIsland – Variable width, widget ready, colors that pop.
Cordoba Green Park – Variable width, widget ready, easily changeable color schemes.
Creaker – Widget ready, understated and easy to ready, perfect for customizing.
Crunch – Available in multiple colors, easy to change header.
Daily Digest 3.0 – Fixed width, widget ready, newspaper style.
Fava Beans and a Nice Chianti – Very elegant looking, great for a foodie blog, variable width.
Fresh Apple – It’s based around a green apple, how can it not be soothing to the eye? Variable width and widget ready.
I Like Grey – Variable width with lots of boxes in each side column for customization.
i3Theme – For the Mac lovers in the crowd, now your WordPress blog can look like your favorite operating system.
Illacrimo – Widget ready, smooth appearance. Perfect for a graphic artist site.
Intensive – Google AdSense optimized, good for newish blogs.
Mandigo – A fixed width (800 or 1024) theme that can be two or three columns based on settings on the Options page. Widget ready.
Mogle – Black and orange professional looking theme, Adsense ready.
Navigation WP Theme – Based on the WordPress Admin area, variable width, widget ready.
Nuberu – You can’t much cleaner than plain black & white. Fixed width.
OmegaLeaf – Very sleek white and red theme, fixed width.
Pink Web 2.0 – Versatile theme with numerous uses, widget ready and fixed width.
ProSense – Fixed width, clean reading, and available in three different color schemes. Widget ready.
Soccer Theme – Fixed width, widget ready, great for a sports-themed blog.
Talian 1.0 – Clean colors, easy to read, variable width, widget ready for easy customizing.
Track 17 – Variable width, great for a tech themed blog.
TyreMonkey – A nice red and black themed three column design. Fixed width.
Ubmodicus – Lightweight, fast loading, widget ready.
Unnamed – While it lacks a name, it has Ajax features (the black area you see is a pop-in) as well as being widget ready. Fixed width.
Zen – Very stylish, easy to read, fixed width, widget ready.