| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Obituario | Santiago Eximeno | 2002 | Spanish | |
| Ocaso Mortal | Dhan | 2001 | Spanish | |
| Octavo Pasajero, El | Jarel |
2001 | Spanish | |
| Office Goose | Liz Henry | 2019 | English | |
| On the Run | Alfo Software | 1989 | English | |
| Once Upon a Lily Pad | Global Games |
1989 | English | Solution |
| One Night Stand | Giannis G. Georgiou | 2014 | English |