Host-register.com

Various BookCrossing related utilities, including other ways to trade books.

Official site. Encourages readers to read, register, and release books for others to enjoy. Includes a way to track books released, add journal entries and reviews, and search for books in the wild.

References, Bookcrossing tools, and BookCrossing groups around the world.

An online journal to record readings, mainly of books received from Bookcrossing.com. Contains reading lists, reviews, news.

Search for groups of local BookCrossers who gather to meet monthly.

Wish list that BookCrossers can use to track the books they want. From cliff1976.

Tracks open book rays and rings for BookCrossers who do not regularly monitor the forums. Encourages sending books overseas.

Lists locations in the United States and Canada where BookCrossers have had successful releases.

BookCrossing labels from Myranya, available in English and Dutch.

Includes a list of official crossing zones, BookCrossing-related sites, book-related geocaches, and the BookCrosser's current book rays. Also includes templates for labels, flyers, and bookmarks.

Allows bookcrossers who want to send a gift to another bookcrosser to search for mailing addresses.

Offers templates for labels, flyers, cards, and stamps. [Dutch, English, French, German, Italian, Portuguese, Spanish]

Links to labels, bookmarks, and flyers from a BookCrosser in Indiana.

Discussion and links exchanged with BookCrossing people who are also on Stumble Upon.

Extensive FAQ, forum, list of BookCrossers' birthdays, special day calendar for themed release ideas, and a list of favorite books.