What you are looking for must be Copperspice: https://www.copperspice.com/ It checks all your boxes, since it is a hard fork of Qt, but doesn’t use the moc and only an open source licence. Since you haven’t even tried to explain why you won’t use Qt, it is a little difficult to help with an alternative.
That being said, it really sounds like what you are looking for is Qt 🤷







Mener det blev rimelig godt dokumenteret sidst det var oppe at vende, at de fyrer fordi de ikke har penge til at bygge datacentre for og bankerne ikke ville låne dem flere.