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Visual MASM

Create 16-bit, 32-bit and 64-bit Microsoft Windows and 16-bit MS-DOS applications with Visual MASM for Microsoft Macro Assembler (MASM). This is the source repository of the project site at

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Update - 12-30-2017

  • Added post link event command line execution after link is completed (set in project link option)
  • Fixed assembling DOS programs in debug mode

To try out the latest build

To try out the latest build, copy all files and sub-folders from this folder: and run VisualMASM.exe

Run VisualMASMSetup.exe

Instead of copying the files above, you can simply download and run the new setup program for Visual MASM. You can download it here:

Video 3 - Form Designer

Form Designer

Video 2 - Early Version

Early Version

Video 1 - Why



The installation program of VisualMASM will allow you to download MASM32 or the Microsoft Platform SDK so that you can start writing assembly programs right away.


Help support Visual MASM with your financial donation at This will help me with paying for some or all of the expenses to keep Visual MASM going. Thank you for your help!

Compiling Source

To compile the source you will need the follwing: