See It

Book Cover Image
The Raven Boys
Maggie Stiefvater
Book Cover Image
The fabric of the cosmos : space, time, and the texture of reality
Brian Greene
QB982 .G74
Premium Cover Service

Syndetics Unbound offers the most comprehensive cover database in existence for libraries — over 50 million full-color cover images for books, videos, DVDs, and CDs, with thousands of new covers added every week. If a cover is missing for an item, Syndetics Unbound automatically generates a cover using the title, author, and media type.

More From Syndetics Unbound

Navigation links enable users to jump directly to the enrichment that they are interested in.


Over 43 million summaries and annotations, covering fiction, non-fiction, trade and scholarly titles, books, music, movies, video games and more. Thousands of summaries are added each week.

About The Author

This section includes the author biography and a shelf of other items by the author. The section is also adorned by a small author photo — a first in the catalog, although familiar elsewhere on the web.

Look Inside

Includes three previous Syndetics enrichments — first chapters or excerpts, table of contents, and large-size covers — newly presented as a "peek inside the book" feature.


Shows a book's series, including reading order. If the library is missing part of the series, those covers are shown but grayed out.

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Provides sharp, on-the-spot readers advisory in your catalog, with the option to browse a larger world of suggestions, drawn from LibraryThing members and big-data algorithms. In this and other enrichments, Syndetics Unbound only recommends items that your library owns.

The Syndetics Unbound recommendations cover far more of your collection than any similar service. For example, statistics from the Hartford Public Library show this feature on 88% of items viewed.

Professional Reviews

Includes more than 6.4 million reviews from Library Journal, School Library Journal, New York Times, The Guardian, The Horn Book, BookList, BookSeller + Publisher Magazine, Choice, Publisher's Weekly, and Kirkus. A la carte review sources include Voice of Youth Advocates: VOYA, Doody's Medical Reviews, and Quill and Quire.

Reader Reviews

Includes more than 2.2 million vetted, reader reviews from LibraryThing members. It also allows patrons and librarians to add their own ratings and reviews, right in your catalog, and then showcase them on a library's home page and social media.

Also Available As

Help Patrons find other available formats and versions of a title in your collection, including paper, audio, ebook, and translations.


The Tags element updates LibraryThing's celebrated tag clouds — redesigning them toward simplicity and consistency. Based on over 184 million tags created by LibraryThing members, tags are hand-vetted by our staff librarians for quality. A new exploration interface allows patrons to combine and filter tags, to focus in on the genres, subjects, and other categories they want most.

Book Profile

A newly dynamic version of what Bowker has done for years — analyzing thousands of new works of fiction, short-story collections, biographies, autobiographies, and memoirs annually. With Syndetics Unbound every term is clickable, and patrons can search and browse over 3.5 million profiles.

Reading Level

A newly dynamic way to see and explore other books in the same age and grade range. Reading Level also includes Metametrics Lexile® Framework for Reading. Patrons can choose the "more" button to get a new, super-powered reading-level explorer.


Highlights the awards a title has won, and helps patrons find highly-awarded books in your collection. Includes well-known awards, like the National Book Award and the Booker Prize, but also smaller awards like the Bram Stoker Award and Oklahoma's Sequoyah Book Award.

Browse Shelf

Gives your patrons the context and serendipity of browsing a physical shelf, using your call numbers. Includes a mini shelf-browser that sits on your detail pages, and a full-screen version, launched from the detail page.


Game wording

Altmetric Badges

Altmetric badges show how often journal articles and other scholarly outputs like datasets are discussed and used around the world. Every badge links through to an automatically generated Altmetric details page, which provides a collated record of all of the original mentions of the book (and individual chapters where possible).

Core Titles (available with a subscription to RCL)

Resources for College Libraries Core Titles highlights trustworthy academic books that curated by Choice/ACRL subject specialists. The RCL enrichment element provides a way to explore the RCL titles that are available within a library collection.

Librarian Recommends: Lists

Allows librarians to curate lists that display within the catalog, showcasing topics, genres, staff picks, and more. Includes lists made by librarians on the Syndetics Unbound team, as well as by other libraries using Syndetics Unbound.