File Type, Extension Glossary
The end of each filename contains a file extension ( swf, snp, sit, sys, sql, sig, scr, sid, swi ) which refers to the type of file. This information is used by your computer operating system to launch an appropriate program that is associated with this file.
.s3m - Scream Tracker 3.x sound format. Edits up to 32 digital tracks, 255 instruments, allows for 16 bit ADPCM packed stereo samples, 9 Adlib FM channels (only playable on SB or SB Pro) and 8 octaves. ( file extension s3m ).
.saf - Standard Archive Format.
.scr - Screensaver file. These files can be found in your operating system directory and contain the source for your screensaver. ( file extension ).
.sdml - Spatial Data Modeling Language format. Used for storing CAD and GIS data such as found in Landscape Planning, Design, and Architectural databases.
.sdn - Shareware Distribution Network format. Archive format.
.sea - Self Extracting Archive file format. A Macintosh file format similar to the PC .exe file format.
.sf - Stream Format. A record format read and written to by CAD programs. See also .gds format.
Silicon Graphics Image format. Native file format of the limage image
library found on Silicon Graphics workstations. Also known as .rgb
.shg - Segmented Hyper-Graphic format. Used by Microsoft in the WinHelp on-line help facility found in Windows 3.1 to save a graphic and store the coordinates of specific areas known as "hotspots". When the user selects a hotspot, WinHelp jumps to another part of the help documentation via a hyper-text link macro stored in the .shg file.
.shk - ShrinkIt file format. An Apple II compression/archiving format.
Server side HyperText Markup Language. An HTML document that
contains extra information for server side includes. This has no effect
on viewing the document. ( file extension ).
.sit - Stuff It file format .sit is a common Macintosh archiving and compression format. StuffIt Compressed Archive File is identified by the sit file extension. The sit format is a popular compression format on the Apple Macintosh. Newer Stuffit X-compressed files carry the file extension .sitx ( sit file extension information ).
.snd - Sound. A file format used by a variety of different computers.
.spiff - Still Picture Interchange File Format. Intended to replace the .jfif file format, adding features (more colorspaces, a recognized way of including text blocks, etc.), and provding a backwards-compatability allowing SPIFF files to be read my most JPEG/JFIF decoders.
.srg - Software Self-Registry File (Microsoft Corporation).
.sql - Database file written in SQL (Structured Query Language); can be read by any SQL-compatible database program, such as FileMaker, MS Access, or MySQL.
.sqz - Squeeze It format. A file compressor and archiver that supports security envelopes, list files and creates self-extracting archives.
.swf - Macromedia flash animation file format .swf - shockwave flash presentations
use the .swf file type. The swf file is the actual file that plays the flash animation on the browser
( file extension swf ).
.sys - System file. The .sys file is utilized by the Windows OS to perform system
operations. ( file extension sys explanation ).