str | Altair FEKO Solution Vector Data |
| Avantes Avasoft v8 Single Data |
| DataPerfect Structural Information Data |
| dBASE Structure Object |
| eSignal Story Data |
| Ribbons STR Data |
| STATISTICA Report File |
| STELLA Runtime |
| Surpac Vision Data Repository |
| ZENworks Client Inventory Data |
string | UltraEdit String Data |
| Zoom Player General Text Data |
strn | HyperCard Stack Converter Data |
sts | #TASK Script |
| AdriPSX Save State |
| DuoS DSEMU Saved State |
| MemMaker Status Information File |
| Nimbus 7 SAMS Status Data |
stsp | ScanTango Scanner Plug-in |
stt | Kaspersky Anti-virus Statistics Data |
| SPSS Table Template |
| Streets & Trips Map Template |
stu | xyAlgebra STU Data |
stuffittask | StuffIt Scheduler Task Data |
stv | SofTV Author File |
stw | SampleTank User Sample Data |
| STATISTICA Workbook Data |
stx | EditPlus Syntax Data |
| SAS XPORT Transport File |
| Scream Tracker Music Interface Kit |
| SimplexNumerica Template |
| SPOT Satellite Image Statistics Data |
| Stitch Vista Expanded Data |
| StockChartX Data |
sty | Aegisub Subtitle Styles Data |
| Band-in-a-Box Styles Data |
| Micrografx Picture Publisher Print Style |
| Microsoft Word for DOS Style Sheet Data |
| Tecplot 360 Style Data |
styk | Stykz Stick Figure |
stykz | Stykz Animation File |
style | Genetica Visual Style Data |
| SketchUp Style Data |
styles | Steam Client GUI Resources Data |
styx | ChordWizard Songtrix Style Data |
styxml | Autodesk Inventor Exported Style Data |
su2 | I2P Software Update File |
su3 | I2P Software Update File |
| Su3De Data |
sua | Tim Newport-Peace Special Use Airspace Format File |
sub | IBM Rational Rose Component Package |
| Insight II Subset Definition |
| SWAT Subbasin Input Data |
| WRAP SIMD Sub-monthly Time Step Simulation Data |
sublime-build | Sublime Text Build Data |
sublime-keymap | Sublime Text Keymap Data |
sublime-menu | Sublime Text Menu Data |
sublime-options | Sublime Text Options Data |
sublime-package | Sublime Text Package Data |
sublime-session | Sublime Text Session Data |
sublime-settings | Sublime Text Settings Data |
sublime-snippet | Sublime Text Snippet Data |
sublime-theme | Sublime Text Theme Data |
subs | AvantGo Subscription Data |
substvar | TIBCO BusinessWorks Substitution Variable Data |
subtitle | TMPGEnc DVD Author Subtitle Data |
suc | Softrans Hello Engines! Data |
sucatalog | Mac OS X Software Update Catalog |
success | WOW! Diagnostic Log Data |
sud | Carlson 2016 Super Elevation Diagram Data |
| I2P Software Update File |
| Scream SUD Data |
| Super Project Data |
suf | ZENworks Endpoint Security Management Import File |
sug | Vim Spelling SUG Data |
sui | StarSplatter User Interface |
suite | Theme Manager Data |
suj | Stacker Unlimited Job |
sum | BSL Sum Data |
sump | Easy Palette Library |