I'm afraid I only used it for some toy applications and it was mostly fine, but I do concur that if you're going for a 'just a bunch of forms' desktop applicati

I'm afraid I only used it for some toy applications and it was mostly fine, but I do concur that if you're going for a 'just a bunch of forms' desktop application you'll find more out-of-the-box features in something like Qt. If, however, your application mostly consists out of custom GUI elements then JUCE is pretty compelling.