Opening ASP Files

The ASP file type is primarily associated with Visual Studio.

ASP	File extension: ASP
	File type:	active server page script

What is an ASP file

ASP files mostly belong to Visual Studio by Microsoft. ASP is the file format for an Active Server Page, which is an ASP.NET web page hosted on a Windows server running Microsoft Internet Information Services (IIS). ASP files are used slightly differently as compared to HTML files. While a regular HTML web page is opened directly by the browser, ASP files are parsed on the server and the HTML code generated as a result is sent to the browser. The ASPX file format has now largely replaced ASP files. ASP files are also used by Adobe programs such as Photoshop and Illustrator. In this case, ASP stands for the Adobe Color Separation Setup file format. It is used to store color separation settings. Color separation is the process of separating colors into individual color components for printing (such as separating a drawing into cyan, magenta, yellow and black for screen printing). ASP files define preferences for color separation including ink color types, separation type, and ink limit.

How do you open ASP files?

You need a suitable software like Visual Studio to open an ASP file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your ASP file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a ASP file directly in the browser:. Just drag the file onto this browser window and drop it.

Online ASP Text Viewer

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Programs that open and convert ASP files:

Visual Studio by Microsoft
See the previous paragraphs to learn more about the main application. ASP files are often referred to as Visual Studio web (source)s because this type of file is primarily created or used by this software.
AlphaCAM (stone post data file) by Hexagon
AlphaCAM is a CAD/CAM (Computer-Aided Design/Manufacturing) software published by Hexagon for woodworking, metal, and stone cutting. This software solution provides modules for routing, milling, and turning with 2-axis to 5-axis machining and is used for manufacturing many types of components, from simple routed parts to complex, 5-axis furniture components. The ASP file is an stone post data file. This file format is classified as CAD. Related links: Introduction, Manual, FAQ
ASAP WebShow (presentation file) by Software Publishing Corporation
ASAP WebShow is a discontinued plug-in developed by Software Publishing Corporation for Netscape Navigator 2.0. It is designed for viewing, downloading, and printing reports and presentations created using ASAP WordPower. The ASP file was a presentation file. This file format is classified as Page Layout. Related links: Software Publishing Corporation on Wikipedia, Info Page From Web Archive, Guide From Web Archive
Aspen/2 Data Manager (database file) by Tekton Software
Aspen/2 Data Manager is an obsolete software published by Tekton Software. This software is DOS-based and was used by defense plants and the Federal Government (BLM) as their main relational database until the mid-1990's. The ASP file was a database file. This file format is classified as Data.
Astound (presentation file) by Astound
Astound is a discontinued multimedia presentation software originally developed by Gold Disk for the Mac and Windows. It was designed for creating presentations. Gold Disk changed its name to Astound and was later acquired by Genesys Conferencing in 2001. The ASP file was a presentation file. This file format is classified as Page Layout. Related links: Guide From Web Archive, Introduction From Web Archive, Article
EROSION-3D (aspect file) by GeoGnostics
EROSION-3D model is a physically-based hydrological simulation model developed by GeoGnostics for simulating soil erosion processes on arable lands and watersheds. It is used to predict soil erosion in watersheds caused by single precipitation events or series of events. The ASP file is an aspect file that contains aspect value. The aspect value represents the direction of the steepest descent from a cell measured clockwise from north. This file format is classified as Data. Related links: User Manual, Simulated Processes, Parameter Web Tools
MicroLab (spectral file) by Agilent
MicroLab is an FTIR (Fourier Transform InfraRed) spectroscopy software developed by Agilent to provide spectral visualization tools, data manipulation, and processing capabilities for Agilent spectrometers. The ASP file is an ASCII output infrared spectral file. This file format is classified as Data. Related links: Operation Manual, Parser for Agilent IR ASP File, Forum
Photoshop (color separation setup file) by Adobe
Photoshop is a graphics editing software developed by Adobe that provides various image editing features for pixel-based images, raster graphics, and vector graphics. The ASP file is a color separation setup file that contains color separation options, like - ink color types, separation type, and ink limit. This file format is classified as Settings. Related links: Photoshop Native Formats, User Guide, Adobe Photoshop on Wikipedia
Photoshop (photo file index) by Adobe
Photoshop is a raster graphics editing software developed by Adobe for Windows and Mac operating systems. This software provides features for creating and editing images, graphics, paintings, and 3D artwork. The ASP file is a photo file index. This file format is classified as Data. Related links: Photoshop Native Formats, User Guide, Adobe Photoshop on Wikipedia
Procomm Plus (script file) by Symantec
Procomm Plus is a terminal emulation and file transfer software originally developed by Datastorm and later acquired by Symantec. The ASP file is a script file that contains script written for Procomm Plus in ASPECT scripting language. This file type is obsolete and no longer supported. This file format is classified as Developer. Related links: Guide, General Information, Info Page

ASP file format:

To find out what program is needed to open ASP files, you need to determine the file format. The initial characters of a file are called signature, sometimes also referred to as "magic bytes". The signature can be used to infer the file format. Frequently, however, one file extension is used by different programs for different file formats, and one file format for different file extensions. When there is a problem with a file, the first step to solving it is to determine the file format. Our evaluation of the ASP files is as follows:

ASP is seldom used as a file extension and is used by many programs, each with its own file format. The two most popular formats are as follows:

10% of all ASP files use the same file format, which have the signature Invalid Application. The content consists of readable text data, which can be read using a text editor. The files are 19 bytes to 19 bytes in size, with a median of 19 bytes. The keywords Invalid Application are typical for these files. These files can be linked to statement and bank.
10% of all ASP files store the data in the PDF file format. PDF is short for Portable Document Format, is a file format to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems. The contents of these files cannot be read by a human; only a computer program can interpret the data. The files are on average 73 KB in size and range from 24 KB to 650 KB. Files like these are sometimes connected to download.

The remaining 80% of all ASP files are files with no common format, such as Source and HTML. Sometimes used for solution, regrowth, biochar or recipe. You can get all the details of your ASP file by dragging it onto this page or by clicking the button "Choose your .asp file to analyze" above.

Technical Data for ASP File Extension

File classification:

Web (source)

Related files:

a2r, aspx, aps, iso, dat, txt, vbs, jse, vbscript

Mime type:

text/asp

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: aspfile, AppName: 1stpage
EXEFile: 1stpage.exe

ProgramID: aspfile, AppName: AceHTML 5 Freeware Executable
EXEFile: acehtml.exe

ProgramID: aspfile, FileType: Active Server Document, AppName: Creative Self-Extracting Program
EXEFile: DriverEx.exe

ProgramID: aspfile, FileType: Active Server Document, AppName: Development Environment

ProgramID: aspfile, FileType: Active Server Document, AppName: Dreamweaver MX
EXEFile: Dreamweaver.exe

ProgramID: aspfile, FileType: Active Server Document, AppName: Microsoft FrontPage
EXEFile: FRONTPG.EXE

ProgramID: aspfile, FileType: Active Server Document, AppName: Microsoft FrontPage Editor

ProgramID: aspfile, FileType: Active Server Document, AppName: Microsoft Office FrontPage

ProgramID: aspfile, FileType: Active Server Page, AppName: Development Environment

ProgramID: aspfile, FileType: Active Server Page, AppName: Dreamweaver MX
EXEFile: Dreamweaver.exe

ProgramID: aspfile, FileType: Active Server Pages File, AppName: Adobe GoLive Application

ProgramID: Photoshop.SepTablesFile, AppName: PHOTOSTO
EXEFile: PHOTOSTO.EXE

ProgramID: aspfile
EXEFile: %ProgramFiles%\Macromedia\Dreamweaver MX 2004\Dreamweaver.exe %1

ProgramID: aspfile
EXEFile: %ProgramFiles%\Macromedia\Dreamweaver MX\Dreamweaver.exe %1

ProgramID: aspfile
EXEFile: %ProgramFiles%\Microsoft Visual Studio\Common\IDE\IDE98\devenv.exe %1

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop 5.0 LE\Photosle.exe

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop 5.5\Photoshp.exe

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop CS\Photoshop.exe

ProgramID: Photoshop.SepTablesFile
EXEFile: d:\adobe photoshop 5\Photoshp.exe

ProgramID: aspfile
EXEFile: %ProgramFiles%\internet explorer\IEXPLORE.EXE %1

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop 5.0\Photoshp.exe

ProgramID: aspfile
EXEFile: %ProgramFiles%\macromedia\dreamweaver mx 2004\dreamweaver.exe %1 does not exist.

ProgramID: aspfile
EXEFile: %ProgramFiles%\Windows Media Player\wmplayer.exe /prefetch:6 /Open %L

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop 6.0\Photoshp.exe

ProgramID: pnpaspfile
EXEFile: %ProgramFiles%\A Tech Group\Professional Notepad\notepad.exe %1

ProgramID: Active Server Page
EXEFile: %ProgramFiles%\HyperCoder Pro\HyperCoder Pro.exe %1

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop Elements 3.0\PhotoshopelementsEditor.exe

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop 7.0\Photoshop.exe

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop Elements\PhotoshopElements.exe

ProgramID: otffile
EXEFile: %SystemRoot%\System32\fontview.exe

ProgramID: Photoshop.SepTablesFile
EXEFile: %ProgramFiles%\Adobe\Photoshop Elements 2\Photoshopelements.exe

ProgramID: aspfile
EXEFile: %ProgramFiles%\Windows Media Player\wmplayer.exe

ProgramID: aspfile
EXEFile: %SystemRoot%\NOTEPAD.EXE

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an asp active server page script is a special file format by Microsoft and should only be edited and saved with the appropriate software.

How to solve problems with ASP files

Associate the ASP file extension with the correct application.
Update your software that should actually open active server page scripts. Because only the current version supports the latest ASP file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available Visual Studio update.
To make sure that your ASP file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .ASP file online - secure, fast, and no downloads needed.