The
Internet Speculative Fiction Database (
ISFDB) is a database of bibliographic information on genres considered
speculative fiction, including
science fiction and related genres such as
fantasy fiction and
horror fiction. The ISFDB is a volunteer effort, with both the database and wiki being open for editing and user contributions. The ISFDB database and code are available under
Creative Commons licensing and there is support within both Wikipedia and ISFDB for interlinking. The data is reused by other organizations, such as
Freebase, under the creative commons license.