File extension Details of PICT, PSP, PRT, PRT, PRN, PSB, PSG, PCT, PPX

Name:	PICT
File Type:	Picture File
Popularity:	3
Category:	image
File Description:	Image file saved in the Macintosh PICT format; may contain both vector and bitmap data and can use thousands of colors; also supports RLE (Run-length encoding) and JPEG compression to reduce the file size. PICT files often use the .PCT file extension, especially on the Windows platform.
Open Programs:	Mac OS Apple Preview or QuickTime Player Adobe Photoshop Adobe Photoshop Elements for Mac Windows Apple QuickTime Player Adobe Photoshop Adobe Photoshop Elements Corel Paint Shop Pro ACDSee Photo Manager

Name:	PSP
File Type:	Paint Shop Pro Image File   (Most common)
Popularity:	5
Category:	image
File Description:	Color bitmap image saved in the native Paint Shop Pro format; may include layers, guides, vector paths, metadata, and other objects within the image file. Paint Shop Pro, often referred to as "PSP," is a similar program to Adobe Photoshop (which uses the .PSD format); it includes many features that Photoshop does, but is offered at a lower price point; therefore, it is often compared to Adobe Photoshop Elements. Paint Shop Pro was developed by Jasc Software for many years until it was acquired by Corel in 2004; there is no Macintosh version of Paint Shop Pro.
Open Programs:	Windows Corel Paint Shop Pro ACDSee Photo Manager (PSP v. 5 and 6)

Name:	PRT
File Type:	Solid Edge Part File
Popularity:	3
Category:	image
File Description:	3D model created with Solid Edge, a CAD program used primarily for creating industrial parts and assemblies; can be combined with other 3D parts in an assembly (.ASM) file.
Open Programs:	Windows Siemens Solid Edge

Name:	PRT
File Type:	Unigraphics Part File
Popularity:	3
Category:	image
File Description:	Three-dimensional model format used by Unigraphics, a 3D CAD program; contains surface and solid information for a single part; saved in a binary format, similar to an Alias wire model and an SDRC (Structural Dynamics Research Corporation) model. NOTE: Unigraphics was acquired by Siemens and is now distributed as Siemens NX.
Open Programs:	Mac OS Siemens NX Windows Siemens NX Linux Siemens NX

Name:	PRN
File Type:	Printable File
Popularity:	3
Category:	image
File Description:	File created by choosing "Print to File" within the Print dialog box; contains text and other content to be printed as well as instructions for the printer, such as number of pages to print and what printer tray to use; similar to a PostScript (.PS) file. PRN files may be printed in Mac OS X by dragging the file to the desktop printer icon; in Windows, they can be printed by right-clicking the file and selecting "Microsoft Office Document Imaging;" you may also open them via the Windows command line; to do this, select "Run" from the Start Menu, type "cmd," and perform the following steps: If the printer is connected via USB, type: "COPY /B [filename.prn] \\[Computer Name]\[Shared Printer Name]" If the printer is connected via an older parallel port connection, type: "COPY /B [filename.prn] LPT1:" NOTE: Do not include the [brackets] when typing the actual command.
Open Programs:	Mac OS Drag to Desktop Printer icon Compatible printer driver that can interpret PRN files Windows Microsoft Office Document Imaging Microsoft Windows Command Line AllWeb FastPrint Free Raw Print (FRP) Compatible printer driver that can interpret PRN files

Name:	PSB
File Type:	Photoshop Large Document Format
Popularity:	3
Category:	image
File Description:	Format used for saving large Photoshop documents over 30,000 by 30,000 pixels in size; supports images up to 300,000 by 300,000 pixels; to enable .psb support, check the "Enable Large Document Format" within the File Handling pane of the Photoshop Preferences window
Open Programs:	Mac OS Adobe Photoshop CS Windows Adobe Photoshop CS

Name:	PSG
File Type:	Page Segment File
Popularity:	3
Category:	image
File Description:	Resource file referenced by Advanced Function Presentation (.AFP) files; defines page layout information for a printable file; may be generated using the AFP Toolbox; modifying a PSG file will alter the output of the corresponding AFP file.
Open Programs:	Windows IBM AFP Workbench Windows Viewer Web browser with IBM AFP Viewer plugin

Name:	PCT
File Type:	Picture File
Popularity:	5
Category:	image
File Description:	Image file that uses the Macintosh PICT format; developed in 1984 by Apple for storing images on Macintosh computers and used Apple QuickDraw technology; two versions of the PICT format are available: PICT 1 - the original format that only allowed for 8 colors, and PICT 2 - a newer PICT format that can store thousands of colors (24 and 32-bit images). PICT images often use the .PICT file extension on Macintosh computers, but typically use the ".pct" extension in Windows; the PICT format has largely been replaced by the more flexible .PDF format in Mac OS X.
Open Programs:	Mac OS Apple Preview Adobe Photoshop Any image viewer with PICT support Windows Adobe Photoshop Corel Paint Shop Pro Any image viewer that supports PICT images

Name:	PPX
File Type:	PagePlus Template File
Popularity:	3
Category:	image
File Description:	Template for creating a new document with PagePlus, a document design and publishing program; includes a predesigned layout that can be used to create multiple documents with a similar appearance. To create a PagePlus publication from a design template, select "File->New from Startup Wizard..." then click "Use a design template."
Open Programs:	Windows Serif PagePlus

Name:	PEF
File Type:	Pentax Electronic File
Popularity:	3
Category:	image
File Description:	Uncompressed RAW photograph taken with a Pentax digital camera; stores image information exactly how it was captured by the camera's sensor, with no compression or color adjustment. NOTE: Different Pentax camera models may store images using slightly different variations of the format; therefore certain software programs may read some, but not all PEF files.
Open Programs:	Mac OS Pentax Photo Browser or Photo Laboratory Adobe Photoshop CS UFRaw Windows Pentax Photo Browser or Photo Laboratory ACDSee Photo Manager Adobe Photoshop CS UFRaw Linux UFRaw (Unidentified Flying Raw) The GIMP with UFRaw plugin