Books like Lord of Light

Earth is long since dead. On a colony planet, a band of men has gained control of technology, made themselves immortal, and now rule their world as the gods of the Hindu pantheon. Only one dares oppose them: he who was once Siddhartha and is now Mahasamatman. Binder of Demons, Lord of Light.

Liked Lord of Light by Roger Zelazny? Here's what readers who loved it picked up next.

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Gateway by Frederik Pohl (1977) · 4.07★
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A Canticle for Leibowitz by Walter M. Miller Jr. (1959) · 3.97★
The Forever War by Joe Haldeman (1974) · 4.15★
Ringworld by Larry Niven (1970) · 3.96★
To Your Scattered Bodies Go by Philip José Farmer (1971) · 3.94★
The Shadow of the Torturer by Gene Wolfe (1980) · 3.8★
The Demolished Man by Alfred Bester (1953) · 3.99★
The Moon is a Harsh Mistress by Robert A. Heinlein (1966) · 4.17★
The Lathe of Heaven by Ursula K. Le Guin (1971) · 4.09★
Startide Rising by David Brin (1983) · 4.04★