AllReaders.com
Books are classified "based on plot, setting, character, and writing style. Therefore, if you know what kind of book you like, you can find other authors who write similar kind of stories."

BBC Books
A wide-ranging site that goes beyond the standard book reviews and lists.

BookBrowse
Recommends "only the most exceptional current books, the kind you can't wait to tell friends about, and provides you with multiple reviews and hefty excerpts of each, plus in-depth author interviews, hundreds of reading guides and much else."

Book Browser
Part of the Barnes & Noble site.

Book Bytes
Featuring "Books Too Good to Put Down - Annotated Reading Lists."

Book Spot
Fairly inclusive site with many valuable links, although some are outdated.

Chapter One
First chapters of slected new works. Sponsored by the Washington Post.

Dear Reader
An email book club featuring daily 5-minute samples.

The Fiction_L Booklists
Site of the Morton Grove (IL) Public Library features booklists based on genre, character, setting, subject, author, audience and miscellaneous.

The Internet Public Library: Literary Criticism
Criticism and authors can be browsed by literary period. "The sites are selected with some thought to their overall usefulness."

Kent District Library: What's Next Database
Help in finding "adult fiction in series. A 'series' is two or more books linked by character(s), settings, or other common traits."

Mostly Fiction
Reivews, suggestions, and monthly features.

Nancy Pearl
Author of Book Lust; one woman's nicely expressed recommendations.

Oprah's Books
Oprah Winfrey's enormously succesful book club.

Overbooked: Author Connections
Authors "communicate information to readers looking for good books and what to read next."

The Reader's Catalog
Featuring The New York Review of Book's "celebrated range of classic books newly brought back into print, to the pathbreaking journalism and memoirs published in Granta to The Little Bookroom's innovative travel guides and essays."

Wellesley Free Library Personal Reading Consultant
Click through the survey and librarians will select up to 10 books - with annotations - which match your parameters. A service of the Wellesley Free Library, Wellesley, MA.

What Should I Read Next?
A database of "real readers' favourite books (over 20,000 and growing) to suggest what you could read next. It's a bit like browsing the bookshelves of a (very) well read friend!"

WhichBook.net
Choosing between a range of opposites (funny - serious, safe - disturbing, larger than life - down to earth) to help select from a database.