American Crime Writers League
American Crime Writers League is a professional organization restricted to currently active writers published in the United States in the field of crime fiction and true crime. Their web site includes author news from members.
Books N Bytes
Author links, reviews, interviews, and a book release schedule
An academic-oriented site with author interviews, book reviews, a look at crime films, nonfiction bibliographies, and articles (none since 2005)
News, reviews, features, and interviews, from a European perspective
Euro Crime, for British and European Crime Fiction
News, author links, bibliographies, new releases, reviews, awards, shops, and links
The latest in mystery-related news
An interactive community for all things suspenseful.
and the companion blog, http://www.mysteryfile.com/blog/, devoted to mystery and detective fiction, the books, the authors, and those who read, collect and make annotated lists of them.
Mystery Net offers online mysteries and games, links, and a bulletin board (with a large community of fans of cozy mysteries).
Mystery News is a subscription newsletter published bimonthly by Black Raven Press. The web site component includes news from the world of mystery fiction, a calendar of events, links, photos, and author excerpts.
This site has book reviews, author interviews, updates on crime fiction awards and conferences, and the latest on crime dramas on film and television.
Stop You’re Killing Me
This site has a database of mystery books, alphabetical by author name and character name. Over 2,200 authors are listed with chronological work lists. There are also subject indices of authors/books, including historical (by periods of history in which the books are set), diversity (minorities represnted as characters in mysteries), jobs (mysteries with protagonists or settings in certain fields), and locations. They also have recent award winner lists, and “read alikes” -- if you liked a certain author or type of book, they have recommendations for others in that same vein.
Geared toward classic and older mysteries, with book lists and biographies
Web of Mystery
This is a mystery search engine, of sorts, with links to author sites, mystery-related sites, movies and TV, awards, conventions, etc.
Web Mystery Magazine
Although no longer updated, there are some archived articles there.
Writers Space is the home for over 500 authors of mystery and romance.