QuickTime 7 pro on Mojave
QuickTime 7 Pro still works on Mojave ¹
/System/Library/Frameworks/QTKit.framework still exists


If you're looking for more information, I'll need something a little more specific.

I hope that helps.



¹ more specifically:

ProductName:    Mac OS X   
ProductVersion: 10.14   
BuildVersion:   18A347e 


(aka “Mojave Public Beta 4”)