.psf

File Type 1 Photoshop Proof Settings File IconPhotoshop Proof Settings File
File Format Proprietary (Adobe Systems)
Usage Referenced by an application; not meant to be opened manually
Rank ★ ★ ★  Common
Description

Photoshop PSF files contain color adjustments that are used when viewing an image in Proof mode. This mode allows you to see how the colors in the document will look on paper, which is often different than how they appear on the screen. You can toggle between the standard and proof viewing modes by pressing Control+Y (PC) or Command+Y (Mac).

Info About Adobe Photoshop

Photoshop is a popular professional graphics editing program. It is designed primarily for editing raster images, such as digital photos, but also supports vector graphics and 3D images. Photoshop documents may include multiple layers and may be saved in one of many different color modes.

Open With
Windows

IconAdobe Photoshop

IconAdobe Photoshop Elements for Windows

macOS

IconAdobe Photoshop

IconAdobe Photoshop Elements for Mac

Updated February 3, 2010
File Type 2 Generic IconGPS Prediction Support File
File Format Standard
Usage Referenced by an application; not meant to be opened manually; may run a program or script when opened
Rank ★ ☆ ☆  Uncommon
Description

GPS PSF files are used by GPS tracking programs like AGI Navigation Tool Kit. They contain tables of recorded positions of celestial objects, also called "ephemeris" objects. Various navigation programs can analyze PSF files and determine the long term accuracy of GPS devices.

Info About AGI Navigation Tool Kit

Navigation Tool Kit (sometimes abbreviated "NavTK") is an application used for predicting the performance of GPS equipment. It can import data directly from civil and military sources and can analyze GPS accuracy based on geometry, comm link coverage, satellite status, and device locations. The program can also determine the effect of interfering signals on GPS tracking.

Open With
Windows

IconLinQuest GIANT

Updated January 27, 2010
File Type 3 Portable Sound File IconPortable Sound File
File Format Standard
Usage Open manually; may be referenced by an application
Rank ★ ★ ☆  Average
Description

The Portable Sound Format (PSF) was developed to faithfully reproduce gaming sounds from early games to next-generation consoles. Each PSF files contains a zlib-compressed program that includes the original music driver code.

PSF files can be played on a PC using various audio playback programs with a PSF-compatible plugin installed.

Open With
Windows

IconAudio Overload

IconNullsoft Winamp with the Highly Experimental ...

IconXMPlay with the Highly Experimental plugin

macOS

IconAudio Overload

Unix

IconAudio Overload

IconXMMS with the Highly Experimental plugin

Updated October 7, 2009
File Type 4 Generic IconPID Script File
File Format Standard
Usage Open manually
Rank ★ ☆ ☆  Uncommon
Description

A PID Script is a script used to send parameter IDs (PIDs) to a vehicle's OBD-II device. It retrieves errors codes that are used to diagnose problems with the vehicle.

OBD stands for "On Board Diagnostics" and refers to the self-diagnostic capability built into most modern cars and trucks.

Open With
Windows

IconPalmer Performance PMSCAN

Updated August 17, 2009
File Type 5 Generic IconHP-UX Product Specification File
File Format Standard (developed by Hewlett-Packard)
Usage Open manually; may be referenced by an application
Rank ★ ☆ ☆  Uncommon
Description

A Product Specification File (PSF) describes a software package created for an HP-UX system. It contains vendor information, a product description, and related file information.

PSF files are used by the HP-UX Software Distributor (SD-UX). HP-UX stands for "Hewlett Packard Unix" and is HP's proprietary implementation of the Unix operating system.

Open With
Unix

IconHP Software Distributor

Updated June 26, 2009
File Type 6 Generic IconSPI Proxy Output File
File Format Proprietary (SPI Dynamics)
Usage Open manually
Rank ★ ☆ ☆  Uncommon
Description

Output file generated by SPI Proxy, a proxy server tool included with SPI Dynamics SPI ToolKit; records and logs details of traffic passing through the proxy server; saved in a proprietary format readable only by SPI software.

SPI Dynamics was acquired by HP on August 1, 2007.

Open With
Windows

IconSPI Dynamics WebInspect Toolkit

Updated 2007
File Type 7 PhotoStudio File IconPhotoStudio File
File Format Proprietary (ArcSoft)
Usage Open manually
Rank ★ ★ ☆  Average
Description

Bitmap image format used by PhotoStudio, an image-editing program; supports text, shapes, and multiple layers; commonly used for saving edited digital photos.

ArcSoft PhotoStudio for Canon is commonly included with Canon digital cameras.

Important: PSF files may be opened with Adobe Photoshop by changing the extension from ".psf" to ".jpg" (the standard JPEG file extension). However, other image-editing programs may still not be able to open the file.

Open With
Windows

IconArcSoft PhotoStudio

macOS

IconArcSoft PhotoStudio

Updated April 23, 2009
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