Wordpress Theme Viewer – Collection of WordPress themes with a graphical and textual preview available for each theme. Sorting and search feature as well.

Wordpress Theme Site – A website where people can share their WordPress themes. Free uploads and downloads (uploads require registration). Over 1600 themes.

Wordpress Theme Designer – Website with many magazine styled WordPress themes that are monetized for good Banner Ad Integration.

Wordpress Theme Design and Consulting – Custom WordPress themes and general blog consulting. Includes tips for theme design.