| Type | Game | Year | Publisher |
|---|---|---|---|
| DEC PDP-6 soft. | DATE [No. 6-10] | 1967 | DECUS [Digital Equipment Computer Users' Society] |
| DEC PDP-6 soft. | DTADIR [No. 6-6] | 1967 | DECUS [Digital Equipment Computer Users' Society] |
| DEC PDP-6 soft. | DTALST [No. 6-7] | 1967 | DECUS [Digital Equipment Computer Users' Society] |