| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Aayela | Magnus Olsson | 1996 | English | Solution |
| Above and Beyond! | Mike Sousa | 2000 | English | |
| According to Cain | Jim Nelson | 2022 | English | Solution |
| Adventures of Helpfulman, The | Philip Dearmore | 2000 | English | |
| Aftermath | Graham Somerville | 2000 | English | Solution |
| Alien Abduction? | Charles Gerlach | 1996 | English | Solution |
| All Alone | Ian Finley | 2000 | English | |
| All Hope Abandon | Eric Eve | 2005 | English | |
| Amissville II | William A. Tilli | 2005 | English | |
| Amnesia | Dustin Rhodes | 2003 | English | Solution |
| Antiquest | Anton Lastochkin | 2017 | English | |
| Apprentice, The | Saevar Benjaminsson | ? | English | Solution |
| April in Paris | Jim Aikin | 2008 | English | |
| Arrival, or Attack of the B-Movie Clichés | Stephen Granade | 1998 | English | Solution |
| At Wit's End | Mike Sousa | 2000 | English | Hints |
| Augustine | Terrence V. Koch | 2002 | English | Solution |