Preferences or profile file
File type: Settings, options, themes or skins file
Files with prf extension are in most cases various various preferences or profile files.
Found 10 different file type records with the same prf filename suffix.
File type category:
Settings, options, themes or skins file
Date updated: December 30, 2024
File extension prf is commonly used for various preferences or profile files.
These files contains saved settings or other customizable options for certain application or user. Some can be viewed and edited in simple text editor.
Try any text editor to view content of .prf files.
Probably cannot be converted to anything else.
Software apps that manage or store settings in prf files:
Microsoft Windows
Apple macOS / Mac OS X
Multiplatform
File type category:
Various data file
Date updated: October 14, 2026
The PRF file extension identifies an ArchiCAD favorites file. ArchiCAD is architectural computer-aided design software developed by Graphisoft for Microsoft Windows.
The file contains favorites data saved from ArchiCAD. Favorites let users store and reuse sets of tool settings, rather than configuring the same settings manually each time.
PRF files are intended to be managed by ArchiCAD's favorites features. They are data files rather than standalone drawings or project files, and their contents are generally meaningful only within ArchiCAD.
Open the file in ArchiCAD on Microsoft Windows by using the program's Favorites palette or Favorites Manager to load or import the saved favorites. A PRF file is not intended to be edited as a text document.
If the file does not load, it may have been created by a different ArchiCAD version or may not be an ArchiCAD favorites file.
There is no general-purpose converter for ArchiCAD PRF files. To use the data in another ArchiCAD installation, load the file through ArchiCAD's favorites tools and save or export the favorites in the format supported by that installation.
PRF files contain reusable settings, not drawing geometry, so they cannot be meaningfully converted into a CAD drawing or other document format.
Software apps that create prf files:
Microsoft Windows
Software apps that import prf files:
Microsoft Windows
Software applications that handle other tasks involving prf files:
Microsoft Windows
File type category:
Bitmap image file
Date updated: January 9, 2019
The prf file extension is also used by Fastgraph, an older graphic drawing program for Windows and Windows CE.
PRF format is some sort of its default bitmap graphics; pixel run format.
Use Fastgraph to open *.prf files.
Probably can be exported to other formats.
File type category:
Settings, options, themes or skins file
Microsoft Office file
Date updated: December 20, 2024
The prf file extension is associated with Microsoft Outlook, a personal information manager, which is part of Microsoft Office, developed by Microsoft Corporation.
The prf files contain user specific information and preferences, such as signatures, folder setting etc.
Use Microsoft Outlook to import the *.prf files.
Probably cannot be converted to anything else.
Software applications that can open prf files:
Microsoft Windows
Apple macOS / Mac OS X
Software applications that can edit prf files:
Microsoft Windows
Apple macOS / Mac OS X
Software capable of saving prf files:
Microsoft Windows
Apple macOS / Mac OS X
Software apps that create prf files:
Microsoft Windows
Apple macOS / Mac OS X
Software apps that import prf files:
Microsoft Windows
Apple macOS / Mac OS X
Software apps that export prf files:
Microsoft Windows
Software apps that manage or store settings in prf files:
Microsoft Windows
Apple macOS / Mac OS X
Software applications that handle other tasks involving prf files:
Microsoft Windows
Apple macOS / Mac OS X
File type category:
System file
Email attachment blocked file
Date updated: December 30, 2024
Record marked as obsolete and not updated for a long time.
The prf file extension is also associated with the Microsoft Profiler and used for its default output format that contains function list.
MS Profiler is a memory profiler for the .NET Framework from Microsoft used by older versions of Windows.
Software apps that create prf files:
Microsoft Windows
Software applications that handle other tasks involving prf files:
Microsoft Windows
File type category:
Document file
Date updated: April 17, 2018
The prf file extension is associated with the Monarch (also known as Datawatch Modeler) software from Datawatch Corporation that allows users to analyse data from any source.
The prf file stores portable report.
Use Monarch to open *.prf files.
Possibly can be converted to other formats.
Software applications that can open prf files:
Microsoft Windows
Software applications that can edit prf files:
Microsoft Windows
Software capable of saving prf files:
Microsoft Windows
Software apps that create prf files:
Microsoft Windows
Software apps that print prf files:
Microsoft Windows
Software applications that handle other tasks involving prf files:
Microsoft Windows
File type category:
Internet related file
Date updated: October 14, 2026
The PICS specification enables labels, or metadata, to be associated with Internet content. It was originally designed to help parents and teachers control the content children could access on the Internet.
PICS labels can also support other uses, including code signing and privacy-related applications. The PICS platform is one on which rating services and content-filtering software have been built.
This file type belongs to the PICS standards ecosystem and is generally encountered as a legacy Internet-related rules file. Its MIME type is application/pics-rules.
PICS-compatible rating or filtering software normally reads this file automatically when it loads its rules. The file is not intended to be opened manually as a document in a general-purpose application.
A PICS rules file normally has no useful general-purpose conversion target. If the rules must be used by different filtering software, use that software's import or export function, if available, rather than converting the file with a general file converter.
application/pics-rulesFile type category:
Graphics file
Date updated: June 23, 2025
The prf file extension is associated with the Polychrome Recursive image format.
PRF (polychrome recursive format) is a image file format. It is an extension of mrf (monochrome recursive format), created by Russell Marks, author of zgv. mrf, as the name suggests, applies only to monochrome images.
It is an elegant and effective format, reducing image files to sizes not much larger than png, but using much less code.
The prf file stores picture image.
Use compatible tools to work with *.prf files.
Probably can be exported to other formats.
File type category:
Settings, options, themes or skins file
Date updated: October 14, 2026
The prf file extension is associated with QuarkXPress, a page-layout and desktop publishing application from Quark Software. The file stores application settings and preferences used by the program.
QuarkXPress uses these settings alongside its document and other support files. The exact contents depend on the QuarkXPress installation and the preferences saved by the user.
QuarkXPress is available for Microsoft Windows and Apple macOS, formerly known as Mac OS X. The PRF format is intended for use by QuarkXPress rather than for exchanging data with other applications.
A prf file is used by QuarkXPress on Microsoft Windows or Apple macOS. QuarkXPress normally reads these files automatically, and they are not opened as documents.
Do not edit the file with a text editor, because its settings may no longer be usable by the application.
A prf file is not normally converted. It stores application-specific QuarkXPress preferences rather than document content, so standard file converters are not appropriate.
To transfer settings, use any preference-management or migration feature provided by the relevant version of QuarkXPress, or configure the preferences again in the target installation. Compatibility between different versions is not guaranteed.
Software apps that manage or store settings in prf files:
Microsoft Windows
Apple macOS / Mac OS X
File type category:
Settings, options, themes or skins file
Date updated: October 14, 2026
The prf file extension belongs to the Xilinx CORE Generator System, a Xilinx application for Microsoft Windows that creates parameterizable cores for field-programmable gate arrays (FPGAs).
A prf file contains settings used by CORE Generator. It is part of the application's supporting data and is separate from the files produced when the tool generates or customizes a core.
Open the prf file with the Xilinx CORE Generator System on Microsoft Windows. The software normally uses this file as configuration data rather than displaying it as a document.
Keep the file with the related CORE Generator installation so that the software can read its settings.
A prf file is a settings file and does not have a useful standalone conversion to another format. It is not an FPGA core or a source file.
To move the settings to another environment, use CORE Generator to recreate or adjust them there. Generated core files must be handled separately.
Software apps that manage or store settings in prf files:
Microsoft Windows