| 11. | .spk | Compressed file archive (Spark) (Acorn) |
| 12. | .spl | Compressed file archive (Splint) ◊ Customized printer driver (Sprint) ◊ Movie (Macromedia Future Splash Animator) ◊ Personal spell dictionary (Signature) ◊ Sample ◊ Spool… 0.3 KB |
| 13. | .spm | Data (WordPerfect) |
| 14. | .spot | Bitmap graphics (SPOT satellite image file) |
| 15. | .spp | Printer file (Sprint) |
| 16. | .sppack | Sound (SPPack sound sample) |
| 17. | .spr | Animation (Sizzler) ◊ Document letter (Sprint) ◊ Generated executable screen file (FoxPro) ◊ Spreadsheet (Psion Series 3) ◊ Sprite (graphics image) (many - Story Board) |
| 18. | .sprite | Animation (Sizzler) ◊ Bitmap file (Acorn) |
| 19. | .sps | SPSS language source code file (VAX/VMS) ◊ Screen driver (Sprint) |
| 20. | .spt | Data support file (MITAC disk/system management utility pack) ◊ Spitbol language source code file ◊ Split (one part of multi-part file) ◊ Support file (MITAC disk/system management u… 0.2 KB |
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