| 1. | .sp | Compressed file archive (Splint) ◊ Data (Spice) |
| 2. | .sp4 | Saved game (Roller Coaster Tycoon) |
| 3. | .spc | Bitmap graphics (Atari compressed Spectrum file) ◊ Program (Microsoft Multiplan) ◊ SNES Audio (music) ◊ SPC format for spectral and chromatographic data ◊ Temporary file (WordP… 0.3 KB |
| 4. | .spd | Scalable font (Speedo) (Harvard Graphics 3.0) ◊ Sound (Speach Data file) |
| 5. | .spe | Bitmap graphics (Princeton Instruments CCD camera) |
| 6. | .spf | Slide presentation file (EnerGraphics) |
| 7. | .spg | Glossary (Sprint) |
| 8. | .sph | Sphere |
| 9. | .spi | Graphics file (many scanners) |
| 10. | .spiff | Graphics (Still Picture Interchange File Format) |
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