Opening WCS Files

The WCS file type is primarily associated with Acronis/FITS Liberator.

WCSFile Extension WCS
File extension: WCS
File type:  data file

What is a WCS file?

WCS files mostly belong to Acronis/FITS Liberator. The WCS extension is not tied to one single file type. It may refer to different data files depending on the source. For example, one version is a compressed archive file known as a Windows Cabinet System file. This type is used by backup tools such as Acronis True Image to package and compress data.
  • World Coordinate System file: This file stores coordinate metadata to map image pixels to positions on the sky. It is used in astronomical imaging and is supported by tools like FITS Liberator.
  • Wisconsin Card Sorting Test data file: This version holds test results from cognitive experiments. It is designed for specialized analysis in psychological studies.
  • Web Coverage Service file: This file contains geospatial data and may be XML-based, following standards outlined by organizations such as OGC. It is used in applications related to satellite receiver data and web coverage services. See the official WCS standard for details.
  • FilExt.com notes: To open a WCS file, it is crucial to know its origin. A compressed cabinet file should be handled with extraction tools, a world coordinate system file with astronomy or GIS applications, while the test data file requires its own analysis software. A glance at the file (for example, checking for XML code) can help identify its type.

    How can I open a WCS file?

    You need a suitable software like Acronis/FITS Liberator to open a WCS 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 WCS file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a WCS file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online WCS Text Viewer

    Choose your .wcs file to analyze

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    Programs that open and convert WCS files:

    1. Acronis/FITS Liberator
      See the previous paragraphs to learn more about the main application. WCS files are often referred to as Acronis/FITS Liberator data files because this type of file is primarily created or used by this software.
    2. Website Content Source

    WCS file format:

    Every file has a defined file format, i.e. how the data is arranged in the file. The first characters in a file identify the file format, for example, HTML files start with the bytes <html>. If the file extension or signature does not match the file format, errors will occur when opening or editing the file. So you need a detailed analysis of a file to find out the format and the associated program. Below you will find our evaluation of the WCS files:

    WCS is rarely used as a file extension and covers a large number of different file formats. The following file formats are most commonly found in WCS files:

    All other WCS files (70%) have no consistent format, the following 4 formats can be found: SIMPLE and CMP. If you want to find out which format your WCS file belongs to, just click on the button "Choose your .wcs file to analyze".

    Technical Data for WCS File Extension

    File classification:
    Data
    Related files:

    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: wcsfile, FileType: Web Site Content Source

    ProgramID: ZipZag.wcs
    EXEFile: %ProgramFiles%\ZipZag\zipzag.exe %1


    a wcs data file is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with WCS files

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