- Manic Miner (1992) (Revelation Software)
- Map Print Routines by Chris White (19xx)
- Master Basic V1.7 (1994) (Betasoft)
- MasterDos - MasterBasic BootDisk Creator (19xx)
- MasterDos - Utility Disk V3.0 (199x)
- MasterDOS File Manager V1.0 (1991)
- MasterDOS V2.1 (19xx)
- MDOS & MBasic for Formatting Discs in 2 Drives (19xx)
- Mega Demo 6 (1991) (Supplement Software)
- Mega Text Demo III (19xx) (Masters of Magic)
- Megaboot V2.3 (Atom HD Interface) (1999) (M.Groen)
- Megadisk 1 - Puzzles (19xx)
- Mind Games II (199x) (Enigma Variations)
- Misc. Games 1 (19xx)
- Misc. Text Files for Secretary Word Processor (19xx)
- Misc. Utilities 1 (19xx)
- Misc. Utilities 2 (19xx)
- Misc. Utilities 3 (19xx)
- Misc. Utilities 4 (19xx)
- MNEMO Demo 1 (19xx) (NMEMOtech)
- MNEMO Demo 2 (19xx) (NMEMOtech)
- Mono Clipart Samples V1.0 (Nov 1995) (Steve's Software)
- Morse Code Tutor (1999) (R.J. Wilkins) (PD)
- Mouse Driver V2.0 by Steve Taylor (19xx) (Sam PD Sware Lib.)
- Mouse Flash 1.1 for MDOS (19xx)
- Music Disk (19xx) (Unk)
- Music Player 2.1 (19xx)

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