AbjjadW
Abjjad

Abjjad is the first Arabic social network for readers, authors, and bloggers in the Middle East. It was launched in June 2012 by Eman Haylooz and Tamim Al Manaseer. The website enables readers to sign in and have their own account, create their own virtual library where they have three lists: previously read list, currently reading list, and planning to read list. It also allows members to rate books, write their book reviews, add quotes to authors or books pages and enrich authors' pages with related information.

ANobiiW
ANobii

Anobii is a social networking site aimed at readers. Its website was launched in 2006 by Greg Sung. It was acquired by the publisher Mondadori in 2014 from a venture backed by HMV Group, HarperCollins, Penguin and Random House.

BookCrossingW
BookCrossing

BookCrossing is defined as "the practice of leaving a book in a public place to be picked up and read by others, who then do likewise." The term is derived from bookcrossing.com, a free online book club which was founded to encourage the practice, aiming to "make the whole world a library."

BookFinder.comW
BookFinder.com

BookFinder.com is a vertical search website that helps readers buy books online. The site's meta-search engine scans the inventories of over 100,000 booksellers located around the world. Among the books from sellers whose inventories are indexed, users can find the lowest price for a book of their choice from over 150 million volumes available for sale, and purchase titles directly from the bookseller, without a markup. The search engine is focused primarily on Dutch, English, French, German, Italian, and Spanish language titles.

Books.com.twW
Books.com.tw

Books.com.tw or Pok'elai, originally established as an online bookstore, is Taiwan's largest Internet retailer.

ReadgeekW
Readgeek

Readgeek is an online book recommendations engine and social cataloging service launched in December 2010. The website allows users to search for books matching their individual taste making use of several algorithms. Taking ratings and metadata of prior read books into account, those algorithms help the site to learn about a users preferences. The service suggests books other users with similar tastes have enjoyed, rather than offering up books similar to the ones a user already ranked.

RuniversW
Runivers

Runivers is a site devoted to Russian culture and history. Runivers targets Russian speaking readers and those interested in Russian culture and history.

SkoobW
Skoob

Skoob is a collaborative social network for Brazilian readers, launched in January 2009 by developer Lindenberg Moreira. Without advertising, the site became a meeting point for readers and writers who exchange tips about books and organize meetings in bookstores. The network allows interaction with other social networks, such as Facebook and Twitter, as well as popular e-commerce stores in Brazil, such as: Americanas.com, Saraiva, and Submarino.