| sd | MDL Molfile Data |
| sd | STK Satellite Database Main File |
| sd2 | SAS Data Set |
| sd3 | Hy-Tek Meet Manager SDIF Data |
| sd4 | Smart Diary Suite 4 Database |
| sd5 | Agilent E6474A Recorded Measurement Data |
| sd7 | Daktronics Venus 7000 Schedule Data |
| sd7 | SAS Data Set |
| sda | CoCreate OneSpace Assembly Data |
| sda | Smart Diary Suite Contacts Data |
| sda | SoftCuisine Data Archive |
| sda | SoftMax Pro Data |
| sdac | CoCreate OneSpace Assembly Container Data |
| sdam | Source Data Model Data |
| sdax | SoftMax Pro Data |
| sdb2 | Shure Wireless Workbench Database |
| sdbs | BLAST+ Personal Database |
| sdbx | Autodesk AutoCAD Civil 3D Survey Database |
| sdbz | Symantec EP Support Tool Information File |
| sdcp | SimpleDiagrams Color Palette |
| sdct | Pocket Diary Spelling Dictionary |
| sdd | BPM Studio Editor Peak Data |
| sdd | Smart Diary Suite Data |
| sddb | Medi-Span Standard Drug Database |
| sde | DrumBeat Exported Data |
| sdexp | PTC Creo Elements/Direct Model Export Data |
| sdf | FreeWave Tool Suite Data |
| sdf | MDL Molfile Data |
| sdf | Microsoft SQL Server Database |
| sdf | Petrosys Seismic Data |
