Qt (cute) is a cross-platform application framework that is used for developing application software that can be run on various software and hardware. Developed by Qt Project
License: Open Source
Appcelerator Titanium is primarily focused on mobile development, offering quick cross-platform capabilities with access to native features, but has limitations on desktop support. In contrast, Qt provides a comprehensive framework suitable for desktop, mobile, and embedded systems, with a steeper learning curve and complex setup but offers greater flexibility and customization.