Opening AS3 Files

The AS3 file type is primarily associated with AutoStakkert!.

AS3File Extension AS3
 File extension: AS3
File type:  session data file

What is an AS3 file?

AS3 files mostly belong to AutoStakkert!. AS3 files are used by the AutoStakkert! application to store session data.
This file contains the parameters and settings recorded during an image stacking session. It holds data about frame alignment, processing options, and the order in which images were processed.
Key details provided by FilExt.com:
  • It is not related to ActionScript 3 files used in Adobe environments.
  • The data is stored in a simple format that can sometimes be viewed in a text editor, though manual changes are not advised.
  • The file enables the program to reload a session for further processing or review.
    • FilExt.com note: For more detailed information, visit the AutoStakkert website.

    How can I open an AS3 file?

    You need a suitable software like AutoStakkert! to open an AS3 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 AS3 file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a AS3 file directly in the browser:. Just drag the file onto this browser window and drop it.

    Online AS3 Text Viewer

    Choose your .as3 file to view
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    How to extract texts from AS3 files or capture a screenshot to PDF, JPG, DOCX, TXT, ...

    If you want to extract texts from AS3 file or capture a screenshot, you can use our free Online AS3 File Viewer:
    1. To do this, click the button "Choose your .as3 file to view" on this page.
    2. After your file is opened in browser,
    3. click "Save as..." in the menu.
    4. Then choose the file format (e.g. JPG, PDF, DOCX, TXT, ...) you want.
    5. Download the converted file.

    Programs that open and convert AS3 files:

    1. AutoStakkert!
      See the previous paragraphs to learn more about the main application. AS3 files are often referred to as AutoStakkert! data files because this type of file is primarily created or used by this software.
    2. Alternate Sources Data
      WARNING: Link goes to a sexually-oriented site.
    3. APL*PLUS

    Technical Data for AS3 File Extension

    File classification:
    Data
    Related files:
    as2, ast, es3, swf, dm, go, asm, as4, xml, cfg, ini

    an as3 session data file is a special file format and should only be edited and saved with the appropriate software.

    How to solve problems with AS3 files

    • Associate the AS3 file extension with the correct application.
    • Update your software that should actually open session data files. Because only the current version supports the latest AS3 file format. Search, therefore, e.g. on the manufacturer website after an available AutoStakkert! update.
    • To make sure that your AS3 file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
    • Click here to open your .AS3 file online - secure, fast, and no downloads needed.
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    AS3 file viewer AS3 file description