Advanced Book Blocks. Free Website Design Template Preview - OpenDesigns.org. Semiologic. The Semiologic theme for WordPress, known as Semiologic Reloaded until its legacy implementation got deprecated, is the all-singing, all-dancing theme that accompanies Semiologic Pro 6.0 and up.
It is, possibly, the most flexible and all embracing theme you'll find for WordPress. It's a "Premium theme" in all but name — because it's FREE to download. Even if you choose not to invest in Semiologic Pro, the theme will probably give you much more flexibility than you are used to.