Qt Cross-Platform Application Framework
Qt is a cross-platform application framework for desktop and embedded development. It includes an intuitive API and a rich C++ class library, integrated tools for GUI development and internationalization, and support for Java™ and C++ development.

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Cross-Platform Application Development
Qt enables companies to build software applications that run across multiple desktop operating systems and embedded devices, without rewriting the source code. For companies from a broad spectrum of industries, Qt shortens time-to-market and increases productivity by allowing them to leverage software investments made on one platform across many others.
Who Uses Qt?
Qt is used by over 5,000 companies from a broad spectrum of industries to develop advanced, cross-platform applications. Qt customers include Adobe®, Google™, Skype™, Lucasfilm®, NASA, Walt Disney® Feature Animation, Siemens, Mathematica and thousands more. Learn who else uses Qt.
What's in it for You?
- Proven application framework for build advanced software
- Target multiple platforms with a single source code-base
- Reduce maintenance cost, increase productivity and speed time to market
- Future-proof against platform changes
- Focus on build core value of software
- Intuitive, easy to use and learn
- Complete access to source code for easy debugging and customization
- Backed by professional services, support and documentation
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