Microsoft Macro Assembler 5.x

The Microsoft Macro Assembler (MASM) is an x86 assembler that uses the Intel syntax for MS-DOS and Microsoft Windows. For a time, it competed with Borland Turbo Assembler. IBM re-branded early versions under the name IBM Macro Assembler. Later versions were bundled with Microsoft Visual Studio.


Release notes

Version 5.0 adds 386 instructions, but still only generates real mode executables.

5.1 and 6.0 include both MS-DOS and OS/2 versions of the application.

Product type
DevTool
Vendor
Microsoft
Release date
1988
Minimum CPU
8088
User interface
Text
Platform
DOS
Download count
16 (0 for release)

Downloads

Download name Version Language Architecture File size Downloads
Microsoft Macro Assembler 5.0 (5.25) 5.0 English 276.37KB 0
Microsoft Macro Assembler 5.1 (02-01-1988) (5.25) 5.1 (02-01-1988) English 940.15KB 0
Microsoft Macro Assembler 5.1 (5.25) 5.1 English 658.15KB 0
Microsoft Macro Assembler 5.1A Update (5.25-360k) 5.1A Upgrade English 899.54KB 0

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