| pso | Microsoft DirectX D3D Compiled Pixel Shader |
| psp | PL/SQL Server Page |
| psql | PostgreSQL Script |
| psrc | Parasoft Insure++ Configuration |
| pssg | EGO Engine Texture |
| pt | Plone Page Template |
| pt | pop!site HTML Page Template |
| ptb | PubTech BatchWorks Script |
| ptc | PFXplus Compiled Program |
| pth | Python Path Configuration |
| ptl | IBM Rational Rose Petal File |
| ptl | Quixote Python Template Language Data |
| ptm | Portable Translation Memories |
| pts | Docklight Script |
| ptx | CUDA Parallel Thread Execution Assembly Data |
| publishproj | Visual Studio Website Publishing Project |
| pubxml | Visual Studio Publish Profile XML Data |
| pug | Pug Markup Language Document |
| puml | PlantUML Diagram |
| purs | PureScript Source Code |
| pvd | ParaView VTK Data Object |
| pvti | ParaView VTK Parallel Image Data |
| pvtk | ParaView VTK Dataset |
| pvtp | ParaView VTK Parallel Poly Data |
| pvtr | ParaView VTK Parallel Rectilinear Grid |
| pvts | ParaView VTK Parallel Structured Grid |
| pvtu | ParaView VTK Parallel Unstructured Grid |
| pwl1 | SIMATIC WinCC PWL1 Data |
| pwn | Pawn Source Code |
| pxd | Pyrex Definition File |
| pxi | Pyrex Include File |
| pxl | PiXCL Language Source Code |
| pxt | PEST Quiz Script |
| pxx | Keyman Developer Encrypted Customisation File |
| py | Python Script |
| py2 | Python Script |
| py3 | Python Script |
| pyb | Brython Script |
| pye | SOURCEdefender Encrypted Script |
| pyf | F2PY Signature File |
| pym | Python Macro File |
| pyn | Pynguin Project |
| pynb | IPython Notebook Document |
| pyo | Python Optimized Code |
| pyon | Python Object Notation Data |
| pyp | AllPlan PythonParts Script |
| pyr | Python Repository |
| pyt | Python Declarations Data |
| python | Python Script |
| pyw | Python Script |
| pyx | Pyrex Source |
| q | QL-R-kemi Unformatted Source |
| q7m | SAS 7 Sequential Engine DMDB Data |
| qa7 | SAS 7 Sequential Engine Access Descriptor Data |
| qab | QABUTIL Data |
| qbe | dBASE IV Saved Query |
| qbo | dBase IV Compiled Query |
| qbs | QuickBasic Source Code |
| qbx | BLOCKS Landing Page Data |
| qc | QuakeC Source Code |
| qc7 | SAS 7 Sequential Engine Catalog Data |
| qcf | QuickBasic Coordinates File |
| qd7 | SAS 7 Sequential Engine Data |
| qf | Qompose Web Page Template |
| qf7 | SAS 7 Sequential Engine FDB Data |
| qhc | QT Help Collection |
| qi7 | SAS 7 Sequential Engine Index Data |
| qip | Altera Quartus II IP File |
| ql$ | Compressed QuickBASIC Library |
| qlb | QuickBASIC Library |
| qlf | SWI-Prolog Quick Load File |
| qlp | Yasol QLP Program |
| qm | Qedit QM Data |
| qm | Qt Compiled Translation Source |
| qm7 | SAS 7 Sequential Engine MDDB Data |
| qma | Qedit Data |
| qml | QML Source Code |
| qml | QT Meta Language Data |
| qmlc | QQmlEngine QML Cache |
| qmltypes | Qt QML Types Data |
| qmm | QM Compiled Macro |
| qpg | QNX Package Generation File |
| qph | QT Phrase Books Data |
| qpk | Qt Extended Package |
| qpm | QNX Package Manifest File |
| qpr | QNX Package Repository File |
| qpr | Visual FoxPro Query Program |
| qps | CUTEr QPS Model |
| qpx | Visual FoxPro Compiled Query Program |
| qr7 | SAS 7 Sequential Engine Item Store Data |
| qrc | QT Resource Collection File |
| qrp | QuickReport Data |
| qs | QL-R-kemi Styled Source |
| qs7 | SAS 7 SE Stored Data Step Program |
| qsl | Qedit Script |
| qss | QT Style Sheet |
| qsys | Intel Qsys System Data |
| qt7 | SAS 7 Sequential Engine Audit Data |
| qtd | Qt Creator Trace Data |
| que | PDP-10 Queue Data |
