File extension Details of SXI, SWK, SHX, SOUNDPACK, SDP, SXC, SEO, SHP, NITF

Name:	SXI
File Type:	StarOffice Impress Presentation
Popularity:	3
Category:	data
File Description:	Presentation created by StarOffice Impress; can include custom fonts, audio, video, animations, and special effects; may be built from scratch or using slide templates. SXI files are formatted using the OpenDocument standard and therefore can be opened by OpenDocument-compatible programs, such as the OpenOffice.org office suite.
Open Programs:	Mac OS OpenOffice.org Impress Windows SunMicrosystems Impress (part of StarOffice) OpenOffice.org Impress

Name:	SWK
File Type:	StudyWorks Save File
Popularity:	3
Category:	data
File Description:	File saved by Studyworks software, such as Mathematics Complete, a study program for elementary to college math; contains saved answers to problems or questions from StudyWorks software.
Open Programs:	Windows StudyWorks Math Complete

Name:	SHX
File Type:	Shapefile Index File   (Most common)
Popularity:	3
Category:	data
File Description:	Index of ESRI Shapefiles (.SHP files) that stores index and offset information from the main Shapefile; allows for direct access to records in the main file; consists of a 100-byte header followed by 8-byte, fixed-length records that define the SHP files referenced by the index file; often saved along with a corresponding dBASE (.DBF) database file.
Open Programs:	Windows ESRI ArcGIS or ArcView

Name:	SOUNDPACK
File Type:	SoundPackager Sound Package
Popularity:	2
Category:	data
File Description:	Collection of sounds used by Sound Packager, a program for customizing sounds within Windows; can be created, loaded, and applied using the SoundPackager "Packages" screen.
Open Programs:	Windows Stardock SoundPackager

Name:	SDP
File Type:	Session Description Protocol File
Popularity:	3
Category:	data
File Description:	Informational file created with media broadcasting software; contains the format, timing, and authorship of the streamed media; may be created for live streaming media with a program like Sorenson Broadcaster or for prerecorded media using a program like PlaylistBroadcaster. NOTE: In order for SDP information to be transmitted with the streaming media, the SDP file must be stored in the designated media directory on the streaming server.
Open Programs:	Mac OS Apple QuickTime Player RealNetworks RealPlayer Windows Apple QuickTime Player RealNetworks RealPlayer

Name:	SXC
File Type:	StarOffice Calc Spreadsheet
Popularity:	3
Category:	data
File Description:	Spreadsheet created by StarOffice Calc; supports formulas, functions, charts, and macros; also includes DataPilot tables, which can automatically extract and summarize data from raw data sets. SXC files are also compatible with OpenOffice.org Calc and can be exported in Microsoft Excel or IBM Lotus 1-2-3 formats.
Open Programs:	Mac OS OpenOffice.org Calc Windows Sun Microsystems Calc (part of StarOffice) OpenOffice.org Calc

Name:	SEO
File Type:	SEO Note File
Popularity:	3
Category:	data
File Description:	Notes file created with SEO Note, a freeware personal and business information management program; allows data to be stored in text, rich text, or HTML formats and may include multiple documents in a single file.
Open Programs:	Windows SEO Note

Name:	SHP
File Type:	ESRI Shapefile
Popularity:	3
Category:	data
File Description:	Data set used by ESRI ArcView geographic analysis software; represents a set of geographic features such as streets, notable locations, ZIP Code boundaries, etc; can represent point, line, or area features; each object in a shapefile represents a single geographic feature and its attributes.
Open Programs:	Mac OS ACD Systems Canvas GIS Mapping Edition Windows ACD Systems Canvas GIS Mapping Edition ESRI ArcView or ArcGIS

Name:	NITF
File Type:	National Imagery Transmission Format File
Popularity:	3
Category:	data
File Description:	Imaging data format used by the U.S. government and military for transmitting documents; may contain a combination of text, graphics, and metadata in a single file; also supports multiple layers. The NITF format is often used along with the NATO Secondary Imagery Format (NSIF) for storing and transmitting government data.
Open Programs:	Mac OS XnView Windows ITT Visual Information Solutions ENVI Graphics Converter Pro XnView

Name:	NP
File Type:	Portfolio NetPublish File
Popularity:	3
Category:	data
File Description:	Project created with Portfolio NetPublish; contains a catalog of images that can be published to the Web; includes references to the images, executable files, compiled libraries, and JavaScript files which are all used to create the interface for searching and browsing the catalog of images on the Web.
Open Programs:	Mac OS Extensis Portfolio NetPublish Windows Extensis Portfolio NetPublish