leecher1337/ntvdmx64
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Run Microsoft Windows NTVDM (DOS) on 64bit Editions
15 mentions on Hacker News by 11 people: 0 stories, 15 comments · first 2020-09-09 · latest 2026-10-21
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> Wish I could run 16-bit apps tho. https://github.com/otya128/winevdm https://github.com/leecher1337/ntvdmx64
comment by ranger_danger · 2026-10-21 · in Why Windows 11 still ships with Windows 95's memory manager hidden inside it -
There are several, some based on leaked source, such as this: https://github.com/leecher1337/ntvdmx64 I wrote about some here: https://www.theregister.com/2022/06/28/friday_foss_fest_runn...
comment by lproven · 2026-02-20 · in Windows NT/OS2 Design Workbook -
…why Microsoft chose to kill it. That's not in their character re: backwards compatibility. [0] https://github.com/leecher1337/ntvdmx64 Edit: Some nice discussion about the NTVDMx64 when it was released:…
comment by EvanAnderson · 2025-09-25 · in Athlon 64: How AMD turned the tables on Intel -
…64-bit Widows IIRC it would open in DOSbox, but it was actually a DOS aplication. Now there's this: https://github.com/leecher1337/ntvdmx64
comment by fuzzfactor · 2025-08-06 · in "This question has been retired" -
…worked until MSFT started ripping-out USER32 APIs that are necessary for running Win16 apps). [0] https://github.com/leecher1337/ntvdmx64
comment by EvanAnderson · 2025-05-19 · in Edit is now open source -
…like this does, so for example you can't pipe the output of a Windows program into a DOS program. https://github.com/leecher1337/ntvdmx64
comment by ndiddy · 2025-03-04 · in Windows NT for GameCube/Wii -
https://github.com/leecher1337/ntvdmx64
comment by pajko · 2024-09-10 · in Windows NT vs. Unix: A design comparison -
…arbitrarily). It has been unofficially built for 64-bit versions of Windows as a proof-of-concept: https://github.com/leecher1337/ntvdmx64
comment by EvanAnderson · 2024-09-10 · in Windows NT vs. Unix: A design comparison -
…code shows it would have worked[0]. That would have given 16, 32, and 64 bit compatibility. [0] https://github.com/leecher1337/ntvdmx64
comment by EvanAnderson · 2023-12-09 · in Make Apps for Linux -
…NTVDM to 64-bit Windows (from leaked NT 4.0 source) so it's certainly not technically infeasible: https://github.com/leecher1337/ntvdmx64
comment by EvanAnderson · 2023-08-18 · in Windows 11 will happily execute a binary compiled 30 years ago -
…post to NTVDMx64 at Columbia seems to be broken, but the associated GitHub project appears to be at https://github.com/leecher1337/ntvdmx64 "What is it? =========== NTVDMx64 is a port of the well-known Windows NTVDM, which is used by…
comment by coderjames · 2023-04-12 · in Revisiting Borland Turbo C/C++, A Great IDE back in the 90s – CodeProject -
People who absolutely need to run 16-bit DOS apps on x64 Windows can use NTVDMx64: https://github.com/leecher1337/ntvdmx64
comment by RulerOf · 2022-12-09 · in Alt-Enter doesn’t Window DOS graphics in XP, but worked in NT and Win2000 (2006) -
…work fine, albeit a bit slowly. [0]: http://www.columbia.edu/~em36/ntvdmx64.html [1]: https://github.com/leecher1337/ntvdmx64 [2]: http://www.columbia.edu/~em36/otvdm.html [3]: https://github.com/otya128/winevdm --- For those interested,…
comment by jd3 · 2021-06-19 · in State of the Windows: How many layers of UI inconsistencies are in Windows 10? -
…and I'm happy enough with not needing dosbox+win3x for it. 1: https://github.com/otya128/winevdm 2: https://github.com/leecher1337/ntvdmx64
comment by efreak · 2021-04-26 · in Initial preview of GUI app support for the Windows Subsystem for Linux -
…that you can run DOS programs in 64-bit Windows 10: http://www.columbia.edu/~em36/ntvdmx64.html https://github.com/leecher1337/ntvdmx64
comment by jhallenworld · 2020-09-09 · in I still use WordPerfect 6.2 for DOS