[iostream24]

Simply using MUSE by itself with no other words exposes you to trademark litigation, even from FOSS software. It’s the same business category, according to the USPTO, and the existing project simply named “muse” has an automatic first use to the claim. Merely showing prior use by th undermines your trademark application. I dealt with precisely this issue nearly 20 years ago. Your assurances are not a legal justification and read like “it’s ok” when it’s really not.