The File Extensions Database

.ASM File Extension

  • Category: Developer Files
  • Format: Text

What is an .ASM file?

.ASM is Assembly Language Source Code File

Program written in assembly language, a low level programming language that can be converted to machine language; may be edited with a text editor and run using an assembler program, such as HLA, MASM, FASM, NASM, or GAS.

Programs that open Assembly Language Source Code File
File Viewer Plus
Microsoft Notepad
MacroMates TextMate
GNU Emacs
File Type 2 Pro/ENGINEER Assembly File
Developer by: Parametric Technology Category: Data Files Format: Binary

Assembly file created by Pro/ENGINEER, a program used for designing three-dimensional products; contains one or more design parts (.PRT files) and their assembly specifications; used to combine parts together into an assembled component.

Programs that open Pro/ENGINEER Assembly File
Parametric Technology Creo
Okino Computer Graphics PolyTrans
Autodesk Fusion 360
File Type 3 Visual Studio Assembler Source Code File
Developer by: Microsoft Category: Developer Files Format: Text

Assembly source code file created by Microsoft Visual Studio, a Windows software development program; contains low-level source code that can be translated directly into machine code; typically used only for optimizing small segments of application code.

Since assembly code is typically more difficult to write than C or C++ code, ASM files are often combined with C or C++ files that handle the majority of the application logic.

Programs that open Visual Studio Assembler Source Code File
Microsoft Visual Studio 2017
File Type 4 Solid Edge Assembly File
Developer by: Siemens Category: CAD Files Format: Binary

Assembly file created by Solid Edge, a CAD program used to create product designs; contains an assembly design, which may include one or more parts; used to store design data for simulating manufacturing assembly processes.

Programs that open Solid Edge Assembly File
Siemens Solid Edge

How to solve problems with ASM files

  • Associate the ASM file extension with the correct application. On :
    Windows: Right click on any ASM file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.ASM files". Mac: Right click (or Ctrl-click) the ASM file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .ASM is Assembly Language Source Code File. Because only the current version supports the latest ASM file format. Search, therefore, e.g. on the N/A manufacturer website after an available .ASM is Assembly Language Source Code File update.
  • To make sure that your ASM file is not corrupted or virus-infected, get the file again and scan it with antivirus software.