D20 Modern Roleplaying Game: Core Rulebook
Stan!
d20 Future: A d20 Modern Rules Supplement (d20 Modern Supplement)
Christopher Perkins
Urban Arcana Campaign Setting (d20 Modern)
Bill Slavicsek
d20 Past (d20 Campaigns: d20 Modern)
James Wyatt
d20 Future Tech (d20 Modern Supplement)
Rodney Thompson
d20 Apocalypse: A d20 Modern Supplement
Eric Cagle
d20 Weapons Locker: A d20 Modern Supplement
Keith J. Potter
d20 Menace Manual: A d20 Modern Supplement
J.D. Wiker
d20 Cyberscape : A d20 Modern Supplement
Owen K.C. Stephens
D20 Dark Matter (d20 Modern Supplement)
Wolfgang Baur
Critical Locations (d20 Campaigns: d20 Modern)
Christopher West
Ultramodern Firearms (d20 Modern Roleplaying)
Charles M. Ryan
Dark Inheritance (d20 Fantasy Roleplaying, Modern Era)
Sam Witt
d20 Modern Roleplaying Game: Core Rulebook
Stan~
Articles on Cyberpunk Role-Playing Games, Including: Shadowrun, Cyberpunk 2020, Cybergeneration, Gurps Cyberpunk, D20 Modern, Ex Machina (Role-Playing Game), Halcyon (Role-Playing Game), Tokyo Nova, List of Cyberpunk 2020 Books
Hephaestus Books
Future Player's Companion: A Sourcebook For d20 Modern
Gary Astleford
d20 Modern Game Master Screen
Rich Redman
Modern Magic (d20 3.5 Modern Roleplaying)
Eric Cagle
Martial Arts Mayhem (d20 Modern Roleplaying Supplement)
Rich Redman
Modern Backdrops (d20 3.5 Modern Roleplaying)
Carrie Baize