s Dying of the Light, Simon & Schuster, 1977
s Windhaven (with Lisa Tuttle), Timescape, 1981
s Fevre Dream, Poseidon Press, 1982
s The Armageddon Rag, Poseidon Press, 1983; Nemo Press, 1983
s Dead Man's Hand (with John J. Miller), Bantam Books, 1990
s A Song of Ice and Fire:
       o A Game of Thrones, Bantam Books, 1996
       o A Clash of Kings, Bantam Books, 1999
       o A Storm of Swords, Bantam Books, 2000
       o A Feast for Crows, Bantam Books, 2005
       o A Dance with Dragons, forthcoming/Bantam Books
       o The Winds of Winter, forthcoming/Bantam Books
       o A Dream of Spring, forthcoming/Bantam Books
s Shadow Twin (with Gardner Dozois and Daniel Abraham), Subterranean Press, 2005

Novels

Short Story Collections

s A Song for Lya and Other Stories, Avon, 1976
s Songs of Stars and Shadows, Pocket Books, 1977
s Sandkings, Timescape, 1981
s Songs the Dead Men Sing, Dark Harvest, 1983
s Nightflyers, Bluejay Books, 1985
s Tuf Voyaging, Baen Books, 1986
s Portraits of His Children, Dark Harvest, 1987
s Quartet, NESFA Press, 2001
s GRRM: a rretrospective, Subterranean Press, 2003

Edited:

s New Voices In Science Fiction, Macmillan, l977
s New Voices II, HBJ/Jove, 1979
s New Voices III, Berkley, 1980
s New Voices 4, Berkley, 1981
s The Science Fiction Weight-Loss Book, Crown, 1983 (co-edited w/Isaac Asimov & Martin Harry Greenberg)
s The John W. Campbell Awards, Vol.5, Bluejay Books, 1984
s Night Visions 3, Dark Harvest, 1986
s Wild Cards, Bantam Books, 1987
s Wild Cards II: Aces High, Bantam Books, 1987
s Wild Cards III: Jokers Wild, Bantam Books, 1987
s Wild Cards IV: Aces Abroad, Bantam Books, 1988
s Wild Cards V: Down & Dirty, Bantam Books, 1988
s Wild Cards VI: Ace in the Hole, Bantam Books, 1990
s Wild Cards VII: Dead Man's Hand, Bantam Books, 1990
s Wild Cards VIII: One-Eyed Jacks, Bantam Books, 1991
s Wild Cards IX: Jokertown Shuffle, Bantam Books, 1991
s Wild Cards X: Double Solitaire, a novel by Melinda M. Snodgrass, Bantam Books, 1992
s Wild Cards XI: Dealer's Choice, Bantam Books, 1992
s Wild Cards XII: Turn of the Cards, a novel by Victor Milan, Bantam Books, 1993
s Card Sharks (Wild Cards 13), Baen Books, 1993
s Marked Cards (Wild Cards 14), Baen Books, 1994
s Black Trump (Wild Cards 15), Baen Books, 1995
s Wild Cards XVI: Deuces Down, ibooks, 2002
s Wild Cards XVII: Death Draws Five, a novel by John J. Miller, ibooks, 2006

Teleplays (produced)

Twilight Zone episodes

s "The Last Defender of Camelot" (1986) based on the short story by Roger Zelazny, nominated for WGA Award, best teleplay/ anthology, 1986.
s "The Once and Future King" (1986) based on a story by Bryce Maritano.
s "Lost and Found" (1986) based on the short story by Phyllis Eisenstein.
s "The Toys of Caliban" (1986) based on the story by Terry Matz.
s "The Road Less Travelled" (1986) original teleplay.

Beauty and the Beast episodes

s "Terrible Savior" (1987)
s "Masques" (1987)
s "Shades of Grey" (1988) with David Peckinpah.
s "Promises of Someday" (1988)
s "Ozymandias" (1988)
s "Dead of Winter" (1988)
s "Brothers" (1989)
s "When the Blue Bird Sings" (1989) with Robert John Guttke
s "A Kingdom by the Sea" (1989)
s "Ceremony of Innocence" (1989)
s "Snow" (1989)
s "Beggar's Comet" (1990)
s "Invictus" (1990)

Pilots

s "Doorways" -- Pilot for an ABC network series, Columbia Pictures, written 1991, filmed 1992, released on video 1993.

Teleplays (unproduced)

s "Xmas" - Original teleplay, Max Headroom, 1987. In preproduction when the series was cancelled.
s "Black Cluster" - Pilot for an ABC television series, Columbia Pictures, 1990. Never produced.
s "The Survivors" - Two-hour pilot for a CBS television series, Trilogy Entertainment, 1992. Not produced.
s "Deep in the Heart" - Backup script for Doorways series, 1992.
s "Starport" -- Two-hour pilot for a Fox network television series, Columbia Pictures Television, 1994. Not produced.

Screenplays (unproduced)

s Fadeout - Feature screenplay, Wildstreet Pictures, 1990.
s Wild Cards - Feature screenplay, written in collaboration with Melinda M. Snodgrass, based on the Wild Cards anthologies and mosaic novels, Hollywood Pictures/ Disney Studio, 1993-1995.
s A Princess of Mars - Feature screenplay, written in collaboration with Melinda M. Snodgrass, based on the novel by Edgar Rice Burroughs, Hollywood Pictures/ Disney Studio, 1993-94.

Stories Adapted for Film and Television

s "Remembering Melody" - Episode of The Hitchhiker, Home Box Office, November 1984.
s Nightflyers - Feature film, Vista Films 1987, screenplay by Robert Jaffe, directed by Robert Collector.
s "Sandkings" - Two-hour TV movie for The Outer Limits, Showtime, 1995, teleplay by Melinda M. Snodgrass.