| svap | SolidWorks Visualize Appearance Library |
| svb | STATISTICA Macro File |
| svc | STATISTICA Macro File |
| svd | Alchemex Metadata |
| svd | RFM SVD-compressed Look-Up Table |
| svd | StatView DataSet File |
| svgb | Binary Encoded SVG Data |
| svgx | React Native SVG Data |
| svl | Scramdisk Volume |
| svm | Turbo Studio Container Image |
| svndblib | Altium Designer Subversion Database Library |
| svo | STATISTICA Macro File |
| svv | StatView ViewSet File |
| svw | SpecView Data |
| svx | STATISTICA Macro File |
| svx | Survex Data File |
| svz | Savez Data |
| sw0 | AquaCrop Soil Profile Conditions Data |
| sw0 | SPICE Sweep Operations Output Data |
| sw1 | SPICE Sweep Operations Output Data |
| sw2 | SPICE Sweep Operations Output Data |
| sw3 | SPICE Sweep Operations Output Data |
| sw4 | SPICE Sweep Operations Output Data |
| sw5 | SPICE Sweep Operations Output Data |
| sw6 | SPICE Sweep Operations Output Data |
| sw7 | SPICE Sweep Operations Output Data |
| sw8 | SPICE Sweep Operations Output Data |
| sw9 | SPICE Sweep Operations Output Data |
| swap | General Swap File |
| swatch | Autodesk Maya FCheck Tool Data |
| sway | Microsoft Office Sway Data |
| swb | SolidWorks Older Macro |
| swc | SNES ROM Image SWC |
| swc | Vaa3D SWC Data |
| swdb | ClarisWorks 3 Database |