A daily updated filename extension database!

AS1 file extension

The table below provides useful information about the .as1 file extension. It answers questions such as:

  • What is the .as1 file?
  • What program do I need to open a .as1 file?
  • How can the .as1 file be opened, edited or printed?
  • How can I convert .as1 files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ ActionScript 1.0 Source Code

AS1 file is an ActionScript 1.0 Source Code. ActionScript is an object-oriented programming language originally developed by Macromedia.
AS1 format description not yet available
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
AS1 aliases:
AS1 related links:
AS1 related extensions:
Adobe Director Protected Movie

Shockwave Flash Source File

Adobe Flash Project File

Macromedia Flash Paper

Shockwave Flash Component File

Shockwave Flash

Shockwave Flash Template

Adobe Director Protected Cast

Adobe Director Cast

Adobe Director Compressed Cast

Other types of files may also use the .as1 file extension.

🚫 The .as1 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

a1, sa1, asq, as, ae1, a51, asw, asl, aq1, ac1

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

WordStar 2000 Document
Free Pascal Compiled Archive
AcuSQL Precompiled File
µVision Assembler Source Code
ACDSee Slideshow Wizard Project
AptiQuiz Test
Freescale S-record File
Adobe Flash ActionScript
Adobe Photoshop Layer Style
ZSNES Save State

🔴 Can't open a .as1 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .as1 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .as1 file extension, write to us!

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Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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