DEVELOPERS O



O'NEILL, WILL
ACTUAL SUNLIGHT , 2013



OCCULT GAMES
MENTAL HOUSE , 2019



OCEAN SOFTWARE
HOOK , 1992



ODD GENTLEMEN, THE
WAYWARD MANOR , 2014
KING'S QUEST ΙΧ , 2015 - 2016



ODDLY STRANGE GAMES
THE BIZARRE CREATIONS OF KEITH THE MAGNIFICENT , 2015



OESIGMANN, MARC
LAND OF NGOTO , 2019



OFF STUDIO
HELGA DEEP IN TROUBLE , 2013



OH, A ROCK! STUDIOS
THE BEARD IN THE MIRROR , 2016



OHNOO STUDIO
TORMENTUM: DARK SORROW , 2015
TSIOQUE , 2018



OKAM STUDIO
THE INTERACTIVE ADVENTURES OF DOG MENDONCA AND PIZZA BOY , 2016



OKOMOTIVE
FAR: LONE SALES , 2018



OLD MOUSTACHE
No 70: EYE OF BASIR , 2017



OLDBLOOD, JON
MASOCHISIA , 2015



OMNI CREATIVE GROUP
RIDDLE OF THE SPHINX I: AN EGYPTIAN ADVENTURE , 2000
RIDDLE OF THE SPHINX II: THE OMEGA STONE , 2003



ON LINE SYSTEMS
THE HOUND OF THE BASKERVILLES , 1993
THE ROCKY INTERACTIVE HORROR SHOW , 1999



ON SKULL GAMES
ESCAPE F1RST , 2018
CURIOUS CASES , 2019
ESCAPE F1RST 2 , 2019



ONE BIT STUDIO
A LONG ROAD HOME , 2016



ONE WING CICADA
TARDY , 2018



OPEN XCELL STUDIO
MYSTERIOUS CASTLE , 2016



OPERATION CODENAME
LAND OF AN ENDLESS JOURNEY , 2018



ORANGE VALLEY
CREEPY VISION , 2019



ORION
ELANSAR , 2013
PHILIA , 2015



ORRERY GAMES - BLIP HAUS
MIDNIGHT AT THE CELESTIAL PALACE - Chapter I , 2017



ORTHOGONAL GAMES
THE NOVELIST , 2013



OSAMU SATO PRODUCTIONS
EASTERN MIND: THE LOST SOULS OF TONG-NOU , 1995



OSOME STUDIO
WHITE NIGHT , 2015



OUTSIDER GAMES
WAILING HEIGHTS , 2016



OWL CAVE
THE CHARNEL HOUSE TRILOGY , 2015