| 1. | .cm | Bitmap graphics (8bit) (Unix Puzzle) ◊ Data (CraftMan) |
| 2. | .cma | Database file in plain text format (APPLIX TM1) |
| 3. | .cmb | Xtree for Windows Button Bar file |
| 4. | .cmd | Batch file (REXX) (OS/2) ◊ Command (CP/M) ◊ Command file (dBASE - Waffle) ◊ Command file (Windows NT or OS/2 script) ◊ External command menu (1st Reader) ◊ workview input… 0.3 KB |
| 5. | .cmdf | CrystalMaker Data format |
| 6. | .cmf | Corel Metafile ◊ FM-music file (Creative Music File) |
| 7. | .cmg | Saved game (Chessmaster) |
| 8. | .cmi | Vector graphics (Hewlett Packard ME10) |
| 9. | .cmk | Card (Card Shop Plus) |
| 10. | .cml | CML document (Chemical Markup Language) |
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