Conan the Liberator is a fantasy novel written by L. Sprague de Camp and Lin Carter featuring Robert E. Howard's seminal sword and sorcery hero Conan the Barbarian. It was first published in paperback by Bantam Books in February 1979, and reprinted in 1982; later paperback editions were issued by Ace Books (July 1987 and April 1991). The first hardcover edition was published by Tor Books in June 2002; a trade paperback followed from the same publisher in 2003. The first British edition was from Sphere Books (July 1987). The novel was later gathered together with Conan the Swordsman and Conan and the Spider God into the omnibus collection Sagas of Conan (Tor Books, 2004).