This section is mostly dedicated to resources for writers and readers, but it also includes resources related to film and television.
Academy of Science Fiction, Fantasy and Horror Films — This group presents the annual Saturn Awards recognizing achievements in film, TV and home entertainment.
American Crime Writers League — An organization for writers of crime fiction and true crime stories.
Authors Guild — This professional organization aims to "advocate for the rights of writers by supporting free speech, fair contracts, and copyright."
British Fantasy Society — This organization describes itself as "the focal point for fans, writers, publishers, film-makers, artists… everyone and anyone who is a lover of the fantasy and horror in all their forms." It presents the British Fantasy Awards.
British Science Fiction Association — An open-membership organization for science fiction fans, authors, publishers and booksellers in Britain.
Broad Universe — A self-described "international, non-profit organization dedicated to promoting, encouraging, honoring, and celebrating women writers and editors in science fiction, fantasy, horror and other speculative genres."
Canadian Authors' Association — A "membership-based organization for writers at all stages of their writing careers—aspiring, emerging, and professional."
Carl Brandon Society — This group aims to "increase racial and ethnic diversity in the production of and audience for speculative fiction."
Creative Science Foundation — This group aims to apply science-fiction, fantasy and other creative methods to support innovation in science, engineering, business, and other endeavors.
Crime Writers Association — An organization for crime writers in the UK. It presents the annual Dagger Awards.
Crime Writers of Canada — "We are the national professional association for mystery and crime writers in Canada."
Dracula Society — This UK-based organization caters to "lovers of 'the vampire and his kind' - werewolves, reanimated mummies, mad scientists and their creations, and all the other monsters spawned by the Gothic genre." It publishes a magazine, hosts meetings and presents fiction awards.
European Science Fiction Society — An organization for SF fans and professionals in Europe.
H.P. Lovecraft Historical Society — The society describes itself as "an international organization for fans of the author H.P. Lovecraft. The Society produces motion pictures, audio dramas, musical projects, publications, prop replicas and much more."
The Heinlein Society — This group aims to "preserve the legacy renowned writer Robert Anson Heinlein left us in novels, essays, speeches, and short stories that remain as fresh as ever."
Historical Novel Society — "We are a literary society devoted to promoting the enjoyment of historical fiction."
Historical Novels — Reviews and listings of historical novels.
Horror Writers Association — This group aims to promote "dark literature and the interests of those who write it." It sponsors the annual Bram Stoker Awards.
International Association for the Fantastic in the Arts — This academic organization aims "to promote and recognize achievement in the study of the fantastic" through a peer-reviewed journal and annual conference.
International Association of Crime Writers — This group aims to "encourage communication among writers of all nationalities and to promote crime writing as an influential and significant art form."
International Gothic Association — This group aims to unite "scholars, students, artists, writers and performers from around the world who are interested in any aspect of gothic culture: fiction, drama, poetry, art, film, music, architecture, popular culture and technology."
International Women's Writing Guild — This non-profit describes itself as "a community that provides women a nurturing environment in which to experience rebirth, creativity and personal growth through writing."
The Internet Speculative Fiction Database — ISFDB describes itself as "a community effort to catalog works of science fiction, fantasy, and horror. It links together various types of bibliographic data: author bibliographies, publication bibliographies, award listings, magazine content listings, anthology and collection content listings, and forthcoming books."
Mystery Writers of America — This group describes itself as "the premier organization for mystery writers, professionals allied to the crime writing field, aspiring crime writers, and those who are devoted to the genre." It presents the annual Edgar Awards.
Mythopoeic Society — This group is "devoted to the study of mythopoeic literature, particularly the works of members of the informal Oxford literary circle known as the 'Inklings.'" The group included J. R. R. Tolkien and C. S. Lewis.
National Fantasy Fan Federation — This science-fiction and fantasy fan club produces fanzines and presents awards recognizing fans, writers and media.
National League of American Pen Women — This group has programs for women writers, artists, and musicians.
National Society of Arts and Letters — This non-profit sponsors competitions and scholarships for young people in visual, performing and literary arts.
National Writers' Association — This group offers services for writers and sponsors writing contests.
National Writers Union — A labor union for writers in all genres and media.
Novelists Inc. — This member-supported writers' group provides a variety of resources for novelists, including a legal fund, discount programs and access to professional services.
Playwrights Union of Canada — This group aims to "advance the creative rights and interests of professional Canadian playwrights, promote Canadian plays nationally and internationally, and foster an active, evolving community of writers for the stage."
Poets & Writers — This group provides resources for writers and publishes the bimonthly Poets & Writers magazine.
Romance Writers of America — This group aims "to advance the professional and common business interests of career-focused romance writers through networking and advocacy and by increasing public awareness of the romance genre."
Romantic Novelists Association (UK) — This group aims to "raise the prestige of romantic fiction, and to encourage romantic authorship."
Science Fiction & Fantasy Poetry Association — An organization for fans and writers of speculative poetry.
Science Fiction and Fantasy Writers of America — This professional organization presents the annual Nebula Awards and provides a variety of resources for SF authors.
Science Fiction Foundation — This group aims to "promote science fiction, and bring together those who read, write, study, teach, research or archive science fiction in Britain and the rest of the world."
Science Fiction Oral History Association — This non-profit "maintains an archive of audio and video recordings related to science fiction and fantasy."
Science Fiction Research Association — This organization is "dedicated to scholarly inquiry into Science Fiction and the Fantastic across all media."
SF Canada — This group seeks to "foster a sense of community among Canadian writers of speculative fiction, to improve communication, to foster the growth of quality writing, to lobby on behalf of Canadian writers, and to encourage the translation of Canadian speculative fiction."
Sisters in Crime — This group provides a variety of programs and resources for mystery "authors, readers, publishers, agents, booksellers and librarians."
Small Publishers, Artists and Writers Network (SPAWN) — This group aims to provide "information, resources and opportunities for anyone involved in or interested in publishing, whether they are an author, freelance writer, artist or own a publishing company."
Society for Utopian Studies — This group describes itself as "an international, interdisciplinary association devoted to the study of utopianism in all its forms, with a particular emphasis on literary and experimental utopias."
Speculative Literature Foundation — This group offers cash grants and other resources for writers of science fiction, fantasy, and horror.
The Tolkien Society — This group describes itself as an "educational charity and literary society devoted to the study and promotion of the life and works of the author and academic J.R.R. Tolkien."
Western Writers of America — This group aims to "promote the literature of the American West." Members include fiction and non-fiction book authors as well as historians, poets, songwriters and screenwriters.
Women Writing the West — This group aims to support "authors and other professionals in promoting the contributions made by women to the history, culture and growth of the American West."
Women's National Book Association — This group offers a variety of programs for promoting books and writers.
World Science Fiction Society — This group is responsible for organizing the annual World Science Fiction Convention.
Worlds Without End — A comprehensive guide to science-fiction, fantasy and horror books.