SPDF-Sealed-PDF-File-SealedMedia
SPD-Scalable-font-Harvard-Graphics-3-0
SPD-Scalable-font-Speedo
SPECCY-Speccy-snapshot-Header
SPEC-General-specification-file
SPEC-Gen-specs-file
SPEEX-A-Free-Codec-For-Free-Speech
SPEF-SP-Text-Encoder-Encoded-Text-File-SP-Programs
SPELLING-As-U-Type-Spelling-Dictionary-Fanix-Software
SPE-Princeton-Instruments-CCD-camera-Bitmap-graphics
SPE-Princeton-Instruments-WinView-CCD-image-format-Header
SPERE-NIST-SPHERE-sound-files
SPE-WinView-CCD-Image-Format
SPF-JPEG-image-file
SPF-Slide-presentation-file-EnerGraphics
SPG-Glossary-file-Sprint
SPHH-Smart-Pet-Health-Home-Main-Database-Programming-Sunrise
SPH-NIST-Sphere-waveform-audio-Header
SPH-Pov-ray-for-Windows-Persistence-of-Vision-Raytracer-Pty-Ltd
SPHP-Smart-Pet-Health-Professional-Main-Database-Programming-Sunrise
SPH-Ribbons-sphere-file
SPH-SDR99-Speech-Recognition-Task-SPHERE-Waveform
SPH-Sphere
SPIDERSOLITAIRESAVE-MS-Spider-Solitaire-Saved-Game-Microsoft-Corporation
SPIFF-Bitmap-image-SPIFF-Still-Picture-Interchange-File-Format
SPIFF-Still-Picture-Interchange-File-Format
SPIFF-Still-Picture-Interchange-File-Format-Bitmap
SPI-Graphics-file-Phillips-Scanner
SPI-Graphics-file-Siemens-Scanner
SPINPUT-Spartan-spinput-format-file
SPIN-Spin-source-file-Parallax-Propeller-Microcontrollers
SPJ-Digitrax-Sound-Project-Digitrax-Inc
SPJ-DigiTrax-Sound-Project-Header
SPJ-Site-Publisher-Project-file-format
SPJ-Site-Publisher-Project-Header
SPK-Acorn-Compressed-file-archive-Spark
SPK-Acorn-Spark-Archive-Header
SPK-Not-compiled-software-package-file
SPK-SpyProof-Encrypted-Symmetric-Key-File
SPK-SYNETSIM-Spiked-Firing-Output-File
SPK-Wolfenstein-2009-game-file
SPL-Compressed-archive-SPLINT
SPL-Customized-printer-driver-Sprint
SPL-Object-file-ShockWave-Flash
SPL-Personal-spell-dictionary-Signature
SPL-Printer-spool-file-Microsoft-Windows-3-x
SPL-Sample-file-DigiTracker
SPL-Sample-file-Generic
SPM-Data-file-WordPerfect-for-Windows
SP-Micrografx-ABC-Snap-Graphic
TechTarget file types