| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Ramsbottom Smith: The Quest for the Yellow Spheroid | Zenobi Software |
2018 | English | Solution |
| Retarded Creatures and Caverns | Zenobi Software |
1989 | English | Solution |
| Return of the Roach | Zenobi Software |
2018 | English | Solution |
| Revenge | Physical Dreams | 2019 | English | |
| Revenge of Moriarty, The | Electric Storm Productions | 2019 | English | Solution |
| Rite of the Druid | Sunteam |
2020 | English | Solution, Map |