ASM file: How can I open a .ASM file?
The table below provides useful information about the .asm file extension. It answers questions such as:
- What is the .asm file?
- What program do I need to open a .asm file?
- How can the .asm file be opened, edited or printed?
- How can I convert .asm files to another format?
We hope you find this page helpful and a valuable resource.
✅ Assembly Source Code

The ASM file is an Assembly Source Code. An assembly language is a low-level programming language for a computer, or other programmable device, in which there is a very strong (generally one-to-one) correspondence between the language and the architecture's machine code instructions.
✅ Solid Edge Assemblies Document

The ASM file is a Solid Edge Assemblies Document. Solid Edge is a 3D CAD parametric feature solid modeling software. It runs on Microsoft Windows and provides solid modeling, assembly modelling and drafting functionality for mechanical engineers.
✅ Alphacam Stone Param Macro

The ASM file is an Alphacam Stone Param Macro. Alphacam is a leading CAD/CAM software solution for the Woodworking industry.
✅ PTC Creo Assembly Data

The ASM file is a PTC Creo Assembly Data. PTC Creo is a scalable, interoperable suite of product design software.
✅ Adobe Digital Editions Link

The ASM file is an Adobe Digital Editions Link. Adobe Digital Editions is a software program that manages your downloads and helps to transfer e-books to many devices.
✅ Pro/ENGINEER Assembly Data

The ASM file is a Pro/ENGINEER Assembly Data. Pro/ENGINEER is a 3D-CAD application by Parametric Technology Corporation.
⚠ Be careful with .asm files.
It's important to know that the .asm file extension can be used by various programs, not just the ones you expect. This includes potentially harmful software or malware that might create .asm files. Be cautious when dealing with .asm files from unknown sources.
🚫 The .asm file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .asm 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:
Select an app to open this .asm file
It means that the operating system does not have a default app associated with the .asm file type. To resolve this issue and open the file, you can take the following steps:
- Right-click on the .asm file. A context menu will appear.
- From the context menu, select Open with. Windows will display a list of recommended apps.
- If the desired app is listed, select it from the provided options.
- If you cannot find the appropriate app, you may need to install software that supports the specific file type.
If you don't know how to change the default app for the .asm file, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. The extension of a file serves as a hint to the operating system and various software programs about the type of data contained within the file. When you alter a file's extension, you essentially modify how software applications interpret and handle that file. Every file has a specific format, also known as its file type or file format. The problem is, changing the file extension does not change the file format.
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