.plt file: how to open it on Windows
12 Windows apps register the .plt extension. Install one of them to open the file with a double-click.
About the format
- Format
- Hewlett Packard Vector Graphic Plotter File
- PRONOM identifier
- x-fmt/83
Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).
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gnuplotInteractive function plotting utility
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XnView MPProfessional Image Viewer & Photo Management
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GPXSeeGPXSee is a Qt-based GPS log file viewer and analyzer that supports all common GPS log file formats.
- LightBurn
LightBurn is layout, editing, and control software for your laser cutter.
- ZWCAD MFG 2026
Advanced 2D CAD for Manufacturing
- ViewCompanion Pro
ViewCompanion Pro is a feature-rich and easy to use application for viewing, printing, annotating and converting many different file formats, including Adobe PDF, Autodesk DWF, PLT, CGM, TIFF, Calcomp, CALS, JPEG and PNG.
- ViewCompanion Standard
ViewCompanion Standard is an application for viewing, printing and converting plotter files generated by your CAD program or plotter driver.
- PTC Product View Express
Creo View Express provides comprehensive capabilities for viewing and interrogating 3D CAD models.
- ZWCAD MFG 2025
Advanced 2D CAD for Manufacturing
- ZWCAD Personal
A professional CAD software for normal users
- JT2Go
JT2Go Desktop App provides the richest feature set of all the supported platforms. The Desktop App will display not only .jt files but .vfz session files authored in the Siemens Digital Industries Software Flagship Teamcenter Visualization product.
- ZWCAD Viewer
Efficient, accurate and professional CAD viewer
Related guide: Change the default app for a file type in Windows