Opening a DSMAP File

The DSMAP file type is primarily associated with Dungeon Siege.

DSMAP	File extension: DSMAP
	File type:	Dungeon Siege files

What is a DSMAP file

DSMAP files mostly belong to Dungeon Siege by Microsoft Corporation. Use our "Online DSMAP Text Viewer" below to analyze your DSMAP file and to see all text it contains.

How to open DSMAP files

You need a suitable software like Dungeon Siege to open a DSMAP file. You need a suitable software like Dungeon Siege from Microsoft Corporation to open a DSMAP 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 DSMAP file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a DSMAP file directly in the browser:. Just drag the file onto this browser window and drop it.

Online DSMAP Text Viewer

Choose your .dsmap file to analyze

or drag and drop it here

Online File Viewer

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.DSMAP File Not Opening? How to Fix It:

Because .DSMAP files can originate from different programs, they aren't universally openable.

Identify the Source: If received from a game modder or downloaded from a mapping community, it likely belongs to Microsoft's Dungeon Siege.
Check the Header: Open the file in a hex viewer or text editor to inspect its first bytes:
- Readable text like XML suggests a configuration file.
- "PK" indicates a standard ZIP archive.
- Unreadable binary data points to a proprietary game map format.
Use the Original Software: Opening it usually requires the original program; try Microsoft Dungeon Siege, the Siege Editor, or ask the sender.
Use this Webpage: Drag and drop your .DSMAP file here to detect its format, extract readable text/metadata, and preview it when possible.

Technical Data for DSMAP File Extension

Related files:

dsres, dsparty, tvc, dsasave

Related links:

View with Tankviewer

a dsmap Dungeon Siege file is a special file format by Microsoft Corporation and should only be edited and saved with the appropriate software.

How to solve problems with DSMAP files

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