FileInfo.com


.STP File Extension


File Type 1 STEP 3D CAD File  (Most common)
File Format File
Common? No
File Description 3D assembly file containing three-dimensional object data; supported by various mechanical design programs as a 3D product model data exchange format.

STP files are saved in a text-based ASCII format that conforms to the STEP Application Protocols ISO 10303-2xx.
Program(s) that open stp files Mac: IMSI TurboCAD
Windows: IMSI TurboCAD; Dassault Systemes CATIA or DELMIA; LKSoft IDA-STEP
Unix: Dassault Systemes CATIA; LKSoft IDA-STEP

File Type 2 SharePoint Template
File Format Proprietary File
Common? No
File Description Website template created for Microsoft SharePoint, a Web-based collaboration program; contains a predesigned website that can be loaded from the SharePoint template gallery; used as a starting point for creating new websites.

To create an STP file, click "Site Settings;" then, under "Administration," choose "Go to Site Administration;" under Management and Statistics, select "Save site as template."

NOTE: SharePoint STP files only contain information about what is customized in the site; they do not include the complete definition of the website.
Program(s) that open stp files Windows: Microsoft Windows SharePoint Services; Microsoft Office SharePoint Server

Information from FileInfo.com - The File Extensions Resource.
http://www.fileinfo.com/extension/stp