| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Aunts and Butlers | Robin Douglas Johnson | 2006 | English | Solution |
| Detectiveland | Robin Douglas Johnson | 2016 | English | |
| Gruesome | Robin Douglas Johnson | 2021 | English | |
| Hamlet - The Text Adventure | Robin Douglas Johnson | 2003 | English | |
| Portcullis | Robin Douglas Johnson | 2016 | English | |
| Xylophoniad | Robin Douglas Johnson | 2016 | English |