{"id":"obr:work:ringworld","slug":"ringworld","url":"https://openbookrank.com/en/book/ringworld","urls":{"en":"https://openbookrank.com/en/book/ringworld","pl":"https://openbookrank.com/pl/ksiazka/ringworld","es":"https://openbookrank.com/es/libro/ringworld","fr":"https://openbookrank.com/fr/livre/ringworld","it":"https://openbookrank.com/it/libro/ringworld","nl":"https://openbookrank.com/nl/boek/ringworld","sv":"https://openbookrank.com/sv/bok/ringworld","ja":"https://openbookrank.com/ja/hon/ringworld","zh-hant":"https://openbookrank.com/zh-hant/tushu/ringworld"},"title":"Ringworld","titles":{"en":"Ringworld","pl":"Pierścień Nivena","de":"Ringwelt","es":"Mundo Anillo","fr":"L'Anneau-Monde","it":"I burattinai","nl":"Ringwereld","sv":"Ringworld","uk":"Світ-кільце","ja":"リングワールド","ko":"링월드","zh":"环形世界","zh-hant":"環形世界"},"author":{"id":"obr:author:larry-niven","name":"Larry Niven","api":"https://openbookrank.com/api/v1/authors/larry-niven.json"},"year":1970,"pages":340,"originalLanguage":"en","identifiers":{"wikidata":"Q1505793","openLibrary":"OL510405W","isbn13":"9780722163917","isbns":["9780722163917","9782290339169","9788484212447","9788076175457"],"isbnByLanguage":{"en":"9780722163917","fr":"9782290339169","es":"9788484212447","cs":"9788076175457"},"googleBooks":"aGexAAAAIAAJ","hardcover":"ringworld","amazon":{"en":"0722163916","fr":"2290339164","es":"8484212440","de":"3404241681"}},"score":{"value":7.74,"scale":10,"ratings":849,"confidence":0.852,"rawAverage":7.5,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"openlibrary","name":"Open Library","average":7.66,"ratings":99,"weight":0.117},{"id":"hardcover","name":"Hardcover","average":7.48,"ratings":750,"weight":0.883}],"ranks":[{"category":"classics","name":"Classics","rank":188,"url":"https://openbookrank.com/en/ranking/classics","api":"https://openbookrank.com/api/v1/rankings/classics.json"},{"category":"science-fiction","name":"Science fiction","rank":453,"url":"https://openbookrank.com/en/ranking/science-fiction","api":"https://openbookrank.com/api/v1/rankings/science-fiction.json"}],"popularity":{"ratingsPercentile":96,"wikipediaPageviews":153120,"editions":49},"series":{"id":"obr:series:ringworld-series","slug":"ringworld-series","title":"Ringworld series","position":1,"volumes":4,"api":"https://openbookrank.com/api/v1/series/ringworld-series.json"},"awards":["Hugo Award for Best Novel","Nebula Award for Best Novel","Locus Award for Best Novel","NPR Top 100 Science Fiction and Fantasy Books","Seiun Award for Best Translated Long Work"],"adaptations":[],"similar":[{"id":"obr:work:stranger-in-a-strange-land","title":"Stranger in a Strange Land","author":"Robert A. Heinlein","score":7.75,"api":"https://openbookrank.com/api/v1/books/stranger-in-a-strange-land.json"},{"id":"obr:work:the-three-stigmata-of-palmer-eldritch","title":"The Three Stigmata of Palmer Eldritch","author":"Philip K. Dick","score":7.73,"api":"https://openbookrank.com/api/v1/books/the-three-stigmata-of-palmer-eldritch.json"},{"id":"obr:work:nightfall-51b88","title":"Nightfall","author":"Isaac Asimov","score":7.76,"api":"https://openbookrank.com/api/v1/books/nightfall-51b88.json"},{"id":"obr:work:the-warlord-of-mars","title":"The Warlord of Mars","author":"Edgar Rice Burroughs","score":7.76,"api":"https://openbookrank.com/api/v1/books/the-warlord-of-mars.json"},{"id":"obr:work:dune-messiah","title":"Dune Messiah","author":"Frank Herbert","score":7.71,"api":"https://openbookrank.com/api/v1/books/dune-messiah.json"},{"id":"obr:work:solaris","title":"Solaris","author":"Stanisław Lem","score":7.7,"api":"https://openbookrank.com/api/v1/books/solaris.json"}],"citation":"According to BookRank (openbookrank.com), \"Ringworld\" by Larry Niven scores 7.74/10 from 849 reader ratings, #188 in Classics (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}