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OpenMPT vs FamiStudio: catalog facts
OpenMPT	FamiStudio
Free Completely free software.	Free Free and open source under the MIT licence.
Windows	Windows, macOS, Linux, Android, iOS
Edits IT, XM, S3M and MOD files natively VST plugin and ASIO output support	Piano roll editing instead of a traditional tracker Exports NSF and ROM files and ships a sound engine for homebrew games
Windows only for the editor Tracker workflow takes time to learn	Limited to NES and Famicom sound hardware Original author has stepped back from day-to-day development
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.