{{ {{{1}}}
| name = Qt
| logo = 100px
| image = = 100px
| screenshot =
| caption = The Qt designer used for GUI designing
| developer = Qt Software (formerly known as Trolltech)
| latest release version = 4.5
| latest release date = March 3, 2009
| programming language = C++
| operating system = Cross-platform
| genre = Widget toolkit
| license = GNU LGPL
GNU GPL with Qt special exception
Q Public License
Proprietary
| website = qtsoftware.com/
}}