| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Mango | Aaron A. Reed, Alexei Othenin-Girard, Duncan Bowsman | 2010 | English | Solution, Map |
| ManoZ | Duncan Cross | 2000 | English | Solution, Map |
| Merk | Jesse McGrew, Kate Matthews | 2011 | English | Solution, Map |
| Midair Madness | Paul J. Furio | 2010 | English | Solution, Map |
| Mission From Short | Jennifer Maddox, Jessica Knoch | 2004 | English | Solution, Map |
| Monkey Stole Your Toast, A | Admiral Jota | 2003 | English | Solution, Map |
| Moon Over Jupiter | Admiral Jota | 2001 | English | Solution, Map |
| Moondarkling: Elfboon | Sam Kabo Ashwell | 2011 | English | Solution, Map |
| Mundane Tale of the Morning After, The | Adri Mills | 2014 | English | Solution, Map |
| My Last Rodeo | Mike Sousa | 2016 | English |