Use it to get good book reading suggestions, or to find people with very similar tastes in reading et--

http://www.librarything.com/

What is LibraryThing?

Enter what you're reading or your whole library—it's an easy, library-quality catalog. LibraryThing also connects you with people who read the same things.

Go ahead and take the tour.

What's good?

• Meet the world's largest book club. Find people with eerily similar tastes.
• Catalog with Amazon, the Library of Congress or 229 other world libraries. Import from anywhere.
• Get recommendations. Tag your books and explore others' tags.
• Put your books on your blog.
• Enter 200 books for free, as many as you like for $10 (year) or $25 (life).

Check it out

• Members have cataloged more than twenty-two million books.
• Show your books: on a shelf or as a list.
• Books: Middlesex, The Horse and his Boy, Programming Ruby, Stitch 'N Bitch, The Structure of Scientific Revolutions, Don't Waste Your Life
• Members: avaland, sylphette, Busifer, Irisheyz77, wafflehouse
• Tags: wwii, Victorian, philosophy of science, vampires, theology, dogs
• Check out the LibraryThing blog to see how rapidly—and openly—it's developing.
• If the buzz page doesn't convince you, you cannot be convinced. Go away.