.fsm File Extension
File Type 1FreeSpace Mission File
| Developer | Interplay |
| Category | Game files |
| File Format | N/A |
.FSM Type 1
Contains game data for "Descent: FreeSpace — The Great War," a space combat simulation game released in 1998; stores progress of a specific mission; can be opened with FreeSpace or edited using FRED, the FreeSpace Editor.
Programs that open FSM files
| Windows |
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File Type 2Farandole Composer WaveSample File
| Developer | N/A |
| Category | Audio files |
| File Format | N/A |
.FSM Type 2
Sample format used by Farandole Composer, an older music tracking program
Programs that open FSM files
| Windows |
|
| Macintosh |
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File Type 3Splitty Master Split File
| Developer | Basta Computing |
| Category | Encoded files |
| File Format | N/A |
.FSM Type 3
Master file of a split archive created with Splitty, a file splitter optimized for speed, security, and efficiency; stores information about the split archive and the .FSS data files that make up the archive.
Programs that open FSM files
| Windows |
|