| Title |
Publisher |
Year |
Language |
Documents |
| Operation SOS |
Nightingale Software |
1985 |
English |
|
| Operation Stallion |
Wrightchoice Software |
1987 |
English |
Solution |
| Operation Thunderbowel |
Sacred Scroll Software |
1988 |
English |
Solution, Hints, Map |
| Operation: Sabotage |
Guild Adventure Software, The , SoftSide Publications  |
1982 |
English |
Fixed game, Map, Solution |
| Operazione Ladro |
Arcadia S.r.l., Load 'n' Run  |
1986 |
Italian |
Map, Solution |
| Ophir |
Mountain Valley Software  |
? |
English |
|
| Orathan |
Paul Allen Panks  |
2003 |
English |
|
| Orb of Power |
Poseidon Software , Trident Technological Systems  |
1985 |
English |
Solution, Map |
| Orb Quest |
Guild Adventure Software, The , WoW Software  |
1991 |
English |
Solution, Map |
| Order |
John Evans |
2004 |
English |
|
| Orfeo en los Infiernos |
Xavi Carrascosa  |
1997 |
Spanish |
|
| Oric Adventure |
Tevward Microtech |
? |
English |
|
| Orifice From Outer Space, The |
Plasma Touch Software |
1989 |
English |
Solution, Hints |
| Origin of Madame Time, The |
Brian Rushton  |
2018 |
English |
|
| Original Adventure, The |
Norell Data Systems , Software Toolworks |
1982 |
English |
Map, Solution |
| Orion Quest, The |
Argus Press Software, Mind Games |
1984 |
English |
Map, Solution |
| Orphee - Voyage Aux Enfers |
Loriciels |
1985 |
French |
Solution |
| Out of the Limelight |
WoW Software , Zenobi Software  |
1992 |
English |
Solution, Map |
| Out of Your Wits |
Fantasy Software |
? |
English |
|
| Over Here! |
Lionel Ange  |
2020 |
English |
Map, Hints, Solution |
| Overdog |
Mega-Soft |
1989 |
English |
Solution |
| Overlord |
Elise C. Boucher (Zosia the Pious)  |
1986 |
English |
Solution |