Free Wisdom - Omar Khayyam: A collection of links on Omar Khayyam, including FitzGerald's translation.
Khayyam: Biography of Omar Khayyam (1048-1122).
Omar Khayyam: Includes the original and several parallel English translations.
Omar Khayyam fan page: Includes biography, dedications and his poetry.
Omar Khayyam on Cubics: Questions and answers regarding algebra and geometry.
Rubaiyat of Omar Khayyam: Some verses in Persian, German, and three English versions (including Fitzgerald). Plus biography.
The Rubaiyat by Omar Khayyam: The complete text translated into English. Part of the Internet Classics Archive.
The Rubaiyat of Omar Khayyam: The Rubaiyat (an English translation) presented in a pleasant, readable format.
The Rubaiyat Of Omar Khayyam: Online text of English translation by Edward FitzGerald (1809-1883).
The Rubaiyat of Omar Khayyam: English translation (not Fitzgerald) with adjustable sized text and automatic bookmarking.
The Rubbayat of Omar Khayyam: Edward FitzGerald translation. Full text, with concordances and word frequency lists.