Qt is a cross-platform application framework that is widely used for developing application software that can be run on various software and hardware platforms with little or no change in the underlying codebase, while having the power and speed of native applications.
Cost / License
- Freemium (Pay once)
- Open Source
Platforms
- Mac
- Windows
- Linux
- BSD


Comments about Qt as an Alternative to GTK
Most users think Qt is a great GTK alternative.
Qt is the most popular Windows, Mac & Linux alternative to GTK.
Qt is the most popular Open Source & free alternative to GTK.
- Qt is Freemium and Open Source






































GTK + and QT are the two major players that dominate the Desktop Environment on GNU / Linux today.