HP Graphics Language plotter document
File type: Graphics file, Vector graphic file
Files with plt extension are most known to be plotter files in HPGL format. Used for printing large graphics on HP plotters.
Found 9 different file type records with the same plt filename suffix.
File type category:
Graphics file
Vector graphic file
Date updated: June 23, 2025
File extension plt is associated with the HPGL (also known as HP-GL).
It is the primary printer control language used by Hewlett-Packard plotters. The name is an initialism for Hewlett-Packard Graphics Language. It later became a standard for almost all plotters. Hewlett-Packard's printers also usually support HPGL in addition to PCL.
The format is used and supported by many programs when exporting their graphics in vector format for plotters.
You can open and work with .plt files using several graphics programs.
Possibly PLT graphcs can be exported to other graphics formats for printing purposes.
CorelDraw Graphics Suite (Microsoft Windows)
Corel Presentations (Microsoft Windows)
CorelDraw Graphics Suite (Microsoft Windows)
CorelDraw Graphics Suite (Microsoft Windows)
3D-Tool (Microsoft Windows)
XnView MP (Multiplatform)
Rhea-PV2D (Microsoft Windows)
UniConvertor (Microsoft Windows)
CorelDraw Graphics Suite (Microsoft Windows)
3D-Tool (Microsoft Windows)
UniConvertor for Linux (Linux/Unix)
UniConvertor (Microsoft Windows)
CorelDraw Graphics Suite (Microsoft Windows)
UniConvertor for Linux (Linux/Unix)
XnView MP (Multiplatform)
File type category:
Bitmap image file
Date updated: March 29, 2019
The plt file extension is associated with the BioWare Infinity game engine used by BioWare games such as Baldur's Gate and Icewind Dale.
The plt file contains image stored in BioWare Infinity game engine bitmap graphic file format.
Use compatible tools to work with *.plt files.
Probably can be converted to other formats.
Baldur's Gate (Microsoft Windows)
Baldur's Gate II (Microsoft Windows)
Icewind Dale (Microsoft Windows)
Planescape: Torment (Microsoft Windows)
File type category:
Various data file
Date updated: December 19, 2018
The plt file extension is associated with the CA-Clipper version 5, programming language and database, business application development environment for MS-DOS and LAN environments.
The plt file contains pre-linked transfer data.
CA-Clipper (Microsoft Windows)
File type category:
Various data file
Date updated: February 18, 2019
The plt file extension is associated with the dnaLIMS, an on-line service that is able to help scientists processing and managing DNA sequencing requests.
The plt file contains dnaLIMS 3700 sample sheet data.
Use dnaLIMS to open *.plt sample sheet files.
Probably can be exported to other formats.
dnaLIMS (Linux/Unix)
dnaLIMS (Linux/Unix)
dnaLIMS (Linux/Unix)
File type category:
System file
Date updated: April 26, 2019
The plt file extension is associated with the EPOC that is a family of operating systems developed by Psion for portable devices, such as smart phones and PDAs.
Today is EPOC known as Symbian OS and it is owned by Nokia.
The Symbian OS is also discontinued.
File type category:
Various data file
Date updated: December 30, 2024
The plt file extension is reported to be used for some sort of files related to Microsoft Windows Update service. Used to install updates and security fixes for Windows operating system.
Used as part of Windows Update, cannot be accessed by users directly.
It is unlikely a conversion of some kind is possible.
Microsoft Windows (Microsoft Windows)
File type category:
Various data file
Date updated: March 7, 2017
The plt file extension is related to the Modtran (MODerate resolution atmospheric TRANsmission) a software for modeling atmospheric propagation.
The plt file contains spectral output data created by Modtran program.
Use Modtran to work with *.plt files.
Modtran (Microsoft Windows)
Modtran (Microsoft Windows)
Modtran (Microsoft Windows)
File type category:
Graphics file
Date updated: June 21, 2019
The plt file extension is associated with video games developed for Nintendo DS a handheld video gaming console released in 2004 and discontinued in 2007.
The plt file stores color palette data.
Use compatible tools to work with *.plt files.
Probably cannot be converted to other formats.
tinke (Microsoft Windows)
tinke (Microsoft Windows)
File type category:
Game file
Date updated: April 8, 2019
The plt file extension was also used in the old X-wing vs. Tie Fighter Star Wars space fighters simulation computer game developed by LucasArts and released in 1997.
This particular plt file contains data about individual pilots.
When placed in the game folder, you can load the pilot within the game.
This file type cannot be converted to anything else.
X-Wing vs. TIE Fighter (Microsoft Windows)
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