| pd2 | DFSee Partition Data |
| pd3 | Autodesk 3D Studio Max Data |
| DFSee Partition Data |
| pd4 | Clone Manager Primer Designer Data |
| DFSee Partition Data |
| Windows Live Photo Gallery Information |
| pd5 | DFSee Partition Data |
| Windows Live Photo Gallery Information |
| pd6 | Lacerte Tax Data |
| pd9 | PADS Layout Library PCB Decal Data |
| pda | Autodesk AutoCAD Civil 3D Pond Outflow Data |
| SoftMax Pro Microplate Data Analysis Data |
| pdas | PDAStore Data Store |
| pdata | JSim Pretty Data Format |
| pdb | Asta Powerproject Data |
| Brookhaven Protein DataBase |
| CYANA PDB Coordinate File |
| DL_POLY PDB Trajectory Data |
| Merriam-Webster Pocket Dictionary Data |
| MODELLER Atom Coordinates Data |
| MonkeyCard Image Database |
| Palm OS Desktop Database |
| Protein Data Bank |
| Ribbons Protein Databank |
| Sybase PowerDesigner Physical Data Model Backup |
| Tanida Demo Builder Data |
| pdbx | Insight II X-PLOR Coordinate Data |
| SunGard Martini Personal Database |
| pdc | PReS Designer Print Control Data |
| pdcdm | Sybase PowerDesigner Conceptual Data Model |
| pdd | Corel Paint Shop Pro Bitmap Graphics Data |
| Medtronic Programmer Data |
| pde | AFP Page Definition |
| FlexPDE Script |
| Pathology Data Exchange File |
| pdef | Protean Data Exchange Format Data |
| pdes | PIPE-FLO Design Template |
| pdex | Orient Computer Encrypted Data |
| pdfpla | Esko Plato Layout Data |
| pdfsta | Esko Plato Station Data |
| pdfz | Adobe PDF JobReady Launcher Data |
| pdf_profile | Serif PagePlus PDF Profile |
| pdg | MetaCAM Part Data |
| Print Designer GOLD Data |
| PrintShop Deluxe PDG Data |
| pdic | Personal Dictionary Database |
| pdj | Pioneer CDJ-1000MK3 Index Data |
| pdl | DB-MAIN Text Pattern Data |
| Symbian OS Printer Driver |
| WITE32 Pattern Data |
| pdm | DeskMate Program |
| Sybase PowerDesigner Physical Data Model |
| pdmodel | PaddlePaddle Model Data |
| pdoc | SAM grabdp Data |
| pdom | Eclipse IDE PDOM Index |
| pdopt | PaddlePaddle Optimizer Data |
| pdp | Business Plan Pro Plan Conponent |
| pdparams | PaddlePaddle PreTrain Data |
| pdpcmd | Pdplayer Command |
| pdpcomp | Pdplayer Composition |
| pdpd | Synthrone Crafter PDPD Data |
| pdr | Mail.dat Piece Detail File |
| pdrp | DNA Screening Crystals Data |
| pds | Cyberlink PowerDirector Script |
| IncrediMail Internal Data |
| pdt | Autodesk Land Desktop Hydrology Data |
| GEUS Polar Data |
| ProCite Database |
| pdtex | PDF-XChange Editor Data |
| pdtt | STK Processed Terrain File |
| pdu | SMS Protocol Description Unit |
| pdv | Velocity Process Data |
| pdvr | QuickDraw GX Printer Driver |
| pdw | pDRAW32 DNA Data |
| pdx | Corel Paradox PDX Data |
| ProCite Database Index |
| Product Data eXchange File |
| pdxl | PDXpert PLM License Data |
| pdxz | PDXpert PLM Exported Data |
| pdz | GZipped Brookhaven Protein DataBase |
