List of original audiobooks, gamebooks, parodies, photo comics, and picture books based on Star Trek and its spin-offs, as well as fictional references, manuals, and biographies written from an in-universe perspective, and other tie-in fiction works. Tie-in fiction works have been published by Simon & Schuster, Titan Books, and by souvenir book publisher Insight Editions. Other publishers include Random House, St. Martin's Press, Running Press, and Cedar Mill.