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MartyPC vs 86Box: catalog facts
MartyPC	86Box
Free Free and open source.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux
Cycle-accurate IBM PC and XT emulation Runs timing-sensitive demos and software	Accurate low-level emulation of period PC hardware Wide range of emulated machines and peripherals
Focused on early PCs, not later 386 or Pentium machines Accuracy comes at a higher CPU cost than simpler emulators	Needs original BIOS ROMs and OS media to be useful Low-level emulation needs a fast host CPU
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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