| Title |
Company |
Year |
Language |
Documents |
| O Zone, The |
Compass Software |
1986 |
English |
Solution, Hints |
| Oasis of Shalimar |
Mountain Valley Software |
1982 |
English |
Solution |
| Objetivo: Madrid - Parte 1 |
Galo Alcolea |
1989 |
Spanish |
|
| Obscene Quest of Dr. Aardvarkbarf, The |
Gary Roggin |
1997 |
English |
Solution |
| Obscure Naturalist, The |
? |
1990 |
English |
|
| Ocean Dancer |
King Software |
1984 |
English |
Solution |
| Ocean Hunt |
Molimerx  |
1983 |
English |
|
| OCI |
Tearsoft |
1988 |
English |
|
| Oddessy |
Brendan Clarke |
? |
English |
Solution |
| Odieu's Quest for the Magic Flingshot |
CTH Enterprises |
1993 |
English |
Solution |
| Odinshrine |
Guild Adventure Software, The |
1988 |
English |
Solution |
| Odisea |
Juana Pueblo Soft |
1990 |
Spanish |
|
| Odyssey |
XTC-Software |
? |
German |
Solution |
| Odyssey of Hope, The |
Martech Games |
1984 |
English |
|
| Odyssey, The |
Duckworth Home Computing |
1986 |
English |
Solution |
| Oeil de Set, L' |
Ubi Soft |
1987 |
French |
Solution |
| Of Forms Unknown |
Chris Markwyn |
1996 |
English |
|
| Off the Trolley |
Krisztian Kaldi |
2005 |
English |
Solution |
| Offensive Probing |
Ben Croshaw |
1999 |
English |
Solution |
| Office Ahoy! |
Storme Winfield |
2003 |
English |
|
| Og the Great |
Damian Steele |
? |
English |
Solution |
| Oh Shit! |
Dominic Morris |
1991 |
English |
|
| Ojo del Dragon, El |
Wazertown Works |
1990 |
Spanish |
|
| Old Father Time |
Bug-Byte Software |
1983 |
English |
Solution, Map, Hints |
| Old Scores |
Global Software, (unpublished) |
1985 |
English |
|
| Olimpo en Guerra |
Eduardo Jose Villalobos |
1989 |
Spanish |
Solution |
| Oliver's Twist |
Asgard Software |
1988 |
English |
|
| Omeyad |
Ubi Soft |
1989 |
French |
|
| On Optimism |
Tim Lane |
2005 |
English |
Solution |
| On Reflection |
Cheese Freak Software |
2007 |
English |
Solution |
| On the Farm |
Lenny Pitts |
1999 |
English |
Solution |
| On the Loose |
Lucille F. Rock |
? |
English |
|
| On the Other Side |
Antonio Márquez Marin |
2000 |
English |
|
| On the Run |
Alfo Software |
1989 |
English |
|
| On the Way to the Interview |
Duckworth Home Computing |
1984 |
English |
Solution |
| Once and Future |
Cascade Mountain Publishing |
1998 |
English |
Solution |
| Once Upon a Lily Pad |
Global Games |
1989 |
English |
Solution |
| One Dark Night |
Paul Brunyee |
1988 |
English |
Solution, Map |
| One Eye Open |
Colin Sandel, Carolyn VanEseltine |
2010 |
English |
|
| One for the Road |
Analog Computing |
1985 |
English |
|
| One of Our Wombats is Missing |
Zenobi Software  |
1990 |
English |
Solution |
| One That Got Away, The |
Leon Lin |
1995 |
English |
Solution |
| Only After Dark |
Gunther Schmidl |
1999 |
English |
Solution |
| Ontsnapping, De |
Alex Dijkstra |
1996 |
Dutch |
Solution |
| Onyx |
Utopia Software |
1990 |
Czech |
|
| Oo-topos |
Penguin Software , Sentient Software [1]  |
1981 |
English |
Solution |
| Ooze - Creepy Nites |
Dragonware |
1989 |
English |
Solution |
| Open Door, The |
Tartan Software |
1988 |
English |
Solution |
| Opening Night |
David Batterham |
2008 |
English |
|
| Opera House |
Bignose Software |
1984 |
English |
Solution, Hints |