AllReaders - Search engine for novels, with specific search elements, including plot, theme, characters, and setting.
Bibliomysteries - Information about bibliomysteries (mysteries with book/archive/library connections).
Bloody Words - Conference for readers and writers held in Canada every year. Program, news and updates, list of attendees, and registration details are included.
Booked - An interactive online book club where crime fiction lovers can have discussions in a forum, download podcasts, view webisodes and find out more about the accompanying TV show.
Books 'n' Bytes - Reviews, links, and information about authors, conventions, and awards.
Clerical Detectives - Introductions to over 180 clerical detectives, including detecting clergy, ex-clergy, monks, nuns and several others.
ClueLass - Contains information about awards, events, groups, new books, bookstores, magazines and other mystery websites.
Detectives on Stamps - Nicaragua issued a series of postage stamps portraying a dozen fictional detectives.
The Early Whodunit - Traces the development of the early whodunit in both mystery and conventional literature of the late 18th and early 19th centuries.
Golden Age Mysteries - Message board for fans of mysteries in the classic tradition, including those written by Ellery Queen, Dorothy L. Sayers, John Dickson Carr, and Agatha Christie.
Holidays Can Be Murder! - List of holiday-theme murder mysteries and their authors, categorized by holiday.
I Love a Good Mystery - Weblog by a fan of mystery novels and crime fiction. Includes book reviews, author updates, genre news, and links to related content.
Looking for a Mystery? - A guide to both the history of the mystery novel and to locating modern mysteries by topic and style.
Mormons in Mystery Novels - Mormon and Utah-based fictional detectives, and the mystery novels in which they appear.
Mysteries In Print - An on-going listing of new and upcoming mystery books and books on tape. Books and audio tapes can be purchased online.
Mystery Books With Lesbian Characters - Showcases mysteries in which the main character is a lesbian. Browse by author or by character. For each author, a link to official site if possible, profile of the character, bibliography. Notes Lambda-winning authors.
Mystery Ink - Information about mystery novels and authors. Includes book reviews.
MysteryNet.com - Online mystery network offering mystery entertainment and information.
MystNoir - Information about African American mystery writers and characters. Reviews and news are also featured.
Overbooked - New release information, book lists and author links.
Stop, You're Killing Me! - Lists authors and series characters, indexed by last name, location and occupation.
Suite 101: Mysteries - Features mini-mysteries, book reviews, message board, and links.
FictionDB - Database of authors and titles. Browse series lists, sequels, pseudonyms, reviews, synopses, book covers, ratings and awards.
The Financial Fiction Genre - A guide to banking and finance in fiction from the classics of Dickens, Thackeray, and Zola to modern financial thrillers.
Law in Popular Culture - A collection of fiction in all genres, humor, plays, comics, pulp magazines, and films that either include a lawyer as a central character or have been authored by a lawyer.