| saff | SuperStream Alternative File Format Data |
| sah | SETI@home Data |
| sai | Burrows-Wheeler Alignment Tool SAI Data |
| saj | Sage 50 Folder Data |
| sal | Oracle SQL Application Language Source Code |
| SORITEC Data |
| WRAP Salinity Simulation Results Data |
| sam | PaleoMag ASCII Sample Data |
| Samurize Package |
| sam07 | SAM 2007 Package |
| samp | Apache Drill Sample Data |
| sandbox | SANDBOXIE Sandbox Data |
| sankey | e!Sankey Data |
| santem | e!Sankey Template |
| sap | Hyperbanner Java Animation |
| sapssd | SAP GUI Data |
| sar | Sage Timeslips Backup Data |
| Sibelius Arrange Style |
| sas | StreamAction Script |
| sas7bacs | SAS Access Descriptor |
| sas7baud | SAS Audit Data |
| sas7bbak | SAS Backup |
| sas7bcat | SAS Catalog |
| sas7bdat | SAS Data Set |
| sas7bdmd | SAS Data Mining Database |
| sas7bfdb | SAS Consolidation Database |
| sas7bitm | SAS Item Storage |
| sas7bmdb | SAS Multi-dimensional Database |
| sas7bndx | SAS Index |
| sas7bods | SAS v7 Random Access File Output Delivery System Data |
| sas7bvew | SAS View |
| sas7sacs | SAS v7 Sequential Access File Access Descriptor |
| sas7saud | SAS v7 Sequential Access File Audit Data |
| sas7sbak | SAS v7 Sequential Access File Backup |
| sas7scat | SAS v7 Sequential Access File Catalog |
| sas7sdat | SAS v7 Sequential Access File Data |
| sas7sdmd | SAS v7 Sequential Access File Data Mining Database |
| sas7sfdb | SAS v7 Sequential Access File Consolidation Database |
| sas7sitm | SAS v7 Sequential Access File Item Store |
| sas7smdb | SAS v7 Sequential Access File Multi-dimensional Database |
| sas7sndx | SAS v7 Sequential Access File Index Data |
| sas7sods | SAS v7 Sequential Access File Output Delivery System Data |
| sas7spgm | SAS v7 Sequential Access File Stored Program |
| sas7sput | SAS v7 Sequential Access File Permanent Utility |
| sas7sutl | SAS v7 Sequential Access File Utility |
| sas7svew | SAS v7 Sequential Access File Data View |
| sasf | NASA Spacecraft Activity Sequence File |
| sat | Mozilla Firefox Bookmark Backup Data |
| SatHawk Data |
| Standard ACIS Text |
| sav | Free Download Manager Service Data |
| General Saved Data |
| Parallels Desktop Saved State Image |
| SPSS Data |
| savedsearch | Mac OS X Spotlight Saved Search |
| savedstate | Virtual Router Saved State Data |
| saver | Mac OS X Screensaver File |
| savf | IBM AS/400 Save File |
| say | Saya Matrix Accounting Database |
| sb | ParFlow Simple Binary Data |
| sb2 | SerialBox Package |
| sb4 | SetupBuilder Data |
| sb5 | SetupBuilder Data |
| sb7 | SAS Backup |
| SetupBuilder Project |
| sba | SpeedBalance Accounting Database |
| sbar | Substance Painter Data |
| sbb | SpyBot Search and Destroy SBB Data |
| Superbase Labels Data |
| sbc | Microsoft Accounting Company Data |
| sbck | ScanMap Data Backup |
| sbcm | SlimBrowser Commands File |
| sbd | DNASTAR SeqBuilder Data |
| Microsoft Accounting Data |
| Superbase Data Definition |
| Thunderbird Mail Subdirectory Data |
| sbdb | SongbookDB Pal Database |
| sbe | SpyBot Search and Destroy Exclude Data |
| sbf | SmartBroker Pro Data |
| Superbase Database |
