The Terran Trade Authority Roleplaying Game
Morrigan Press: Omni System (2006 )

Argosian Light Hauler
Khepera Publishing: Omni System 1 (2011 PDF)

Atlantis: The Second Age
Morrigan Press: Omni System 1 (2005 )

The Bestiary
Morrigan Press: Omni System 1 (2007 )

Ceto Class Hauler
Khepera Publishing: Omni System 1 (2011 PDF)

eco
Morrigan Press: Omni System 1 (2005 )

Fire in the Blood
Khepera Publishing: Omni System 1 (2008 PDF)

Hellas Action Deck
Khepera Publishing: Omni System 1 (2011 Pack)

Hellas Free RPG Day Quickstart
Khepera Publishing: Omni System 1 (2015 )

Hellas: Quickstart Rules
Khepera Publishing: Omni System 1 (2008 PDF)

Hellas: Gencon 2010 Character Booklet
Khepera Publishing: Omni System 1 (2010 PDF)

Hellas: Worlds of Sun and Stone
Khepera Publishing: Omni System 1 (2008 Hardcover)
aethereal FORGE: Omni System 1 (2008 Hardcover)

Hesperan Cruiser
Khepera Publishing: Omni System 1 (2011 PDF)

High Medieval
Morrigan Press: Omni System 1 (2005 Hardcover)

Hoplite Frigate
Khepera Publishing: Omni System 1 (2010 PDF)

Immortal Memory
Khepera Publishing: Omni System 1 (2011 PDF)

In Frozen Twilight
Khepera Publishing: Omni System 1 (2011 PDF)

The Darkness
Morrigan Press: Omni System 1 (2005 )

Omni System
Morrigan Press: Omni System 1 (2005 )

Planetary Survey: Korinthos
Khepera Publishing: Omni System 1 (2011 PDF)

Princes of the Universe
Khepera Publishing: Omni System 1 (2010 PDF)
aethereal FORGE: Omni System 1 (2010 PDF)
Cubicle 7 Entertainment: Omni System 1 (2010 Hardcover)
Khepera Publishing: Omni System 1 (2010 Hardcover)

Sagittarius AE-41
Khepera Publishing: Omni System 1 (2010 PDF)

Shades of Ęgis
Khepera Publishing: Omni System 1 (2011 PDF)

Spartan Destroyer
Khepera Publishing: Omni System 1 (2011 PDF)

Swords and Sandals
Khepera Publishing: Omni System 1 (2012 Hardcover)
aethereal FORGE: Omni System 1 (2012 Hardcover)

Threads of Fate
Cubicle 7 Entertainment: Omni System 1 (2011 Digest)
Khepera Publishing: Omni System 1 (2011 Digest)

Wine Dark Void
Khepera Publishing: Omni System 1 (2012 Hardcover)

Zoran Gunship: The 'Lion's Roar'
Khepera Publishing: Omni System 1 (2010 PDF)

Atlantis City Guide
Khepera Publishing: Omega System 1 (2015 )

Atlantis: The Second Age
Khepera Publishing: Omega System 1 (2013 Hardcover)

Geographica
Khepera Publishing: Omega System 1 (2014 Hardcover)

The Hero's Guide
Khepera Publishing: Omega System 1 (2014 )

Prelude to Adventure
Khepera Publishing: Omega System 1 (2015 )
Khepera Publishing: Omega System 1 (2016 )

Theragraphica
Khepera Publishing: Omega System 1 (2014 Hardcover)