| shc | Adobe Photoshop Shape Curves |
| shci | ChemSHERPA-CI Data |
| shd | PTC Creo Shade Display Data |
| shd | Windows Shadow Header |
| she | Medusa CAD Sheet Data |
| sheet | Dia Sheet Data |
| shelx | SHELX Data |
| shf | PGP Share Data |
| shf | RISC OS StrongHelp Data |
| shft | Shift Work Calendar Data File |
| shh | Adobe Photoshop Shadow and Highlight Data |
| shifts | ARIA PIPP Chemical Shifts Data |
| shim | Scoop Shim File |
| shl | Inno Setup String Tables File |
| shlibs | Debian Package Shared Library Information |
| shm | Corel WordPerfect Shell Macro Library |
| shm | Siebel Server Shared Memory File |
| sho | Show Pro Software Show Document |
| show | Thinkfree Office NEO Show Document |
| shp | Autodesk AutoCAD Shapefile |
| shp | Broderbund PrintMaster Shape Library |
| shp | CARE-S InfoWorks Pipe Cross-section Data |
| shphst | OnScale Shape History Data |
| shsh | iOS ECID SHSH Data |
| shsh2 | iOS SHSH Blob |
| sht | WaveStar Datasheet |
| shu | SnippetHub Export |
| shx | Autodesk AutoCAD Compiled Shapefile |
| si2 | SAS Index |
| si3 | ChessDB Index Data |
