Omariana
Weblog on Rubaiyat matters, from the Dutch Omar Khayyam Society
Omariana archive
Site of the Omariana archive, from Dutch Omar Khayyám Society
Ancient India & Iran Trust
About events and more relating to India, Iran and Central Asia, from Cambridge based trust
Exploring Khayyam
A website devoted to the understanding of the quatrains attributed to Omar Khayyam
Concordances of the Rubaiyat
A website on various collections of Omar Khayyám’s rubáiyát, and the complicated relationship between their sources, editions and publications