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Choose Your Download

Qt is available for download as a free 30-day commercial evaluation, or under the LGPL open source license.

 

 

LGPL / Free

Commercial

Charge for development licenses
   
Changes to Qt source code must be shared
   
Can create proprietary application
   
Technical support available (Learn more)
   
Keep distribution licensing options open
   
 

Choose LGPL / Free

Choose Commercial

 The above table is a summary only.  For details on licensing, visit the Qt licensing page.

   

Teaching programming with Qt?

 

Qt is great for teaching the key concepts of modern object-oriented programming and graphical user interface (GUI) development.  We recommend students to download Qt under the LGPL license.  If you’re a professor, please click below for more information on our offerings for teaching with Qt.

Find out more about teaching with Qt.

 

 

 

 

 

LGPL / Free

Qt SDK: Complete Development Environment

Qt: Framework Only

Qt SDK IconThe Qt SDK includes the tools you need to build cross-platform applications with Qt in a single install.


Be sure to check if Qt and Qt Creator are supported on your platform.
*Based on MinGW (download sources) tool set. Does not support VS compiler.
**Verified on Kubuntu 8.04 and 8.10.

Don't need the complete SDK? Download source packages of the Qt framework only.  You can choose between LGPL and GPL during the installation process.


Qt Supported Platforms | Known Issues

Commercial

Choose Your Platform

Why choose a commercial license?

 

By registering to evaluate, you will get access to both the Qt SDK and the standalone Qt framework.

 

The Qt Commercial License is the correct license to use for info-circles-3d the development of proprietary and/or commercial software with Qt where you do not want to share any source code.


  • Use, modify and redistribute Qt with no obligation to share your source code
  • Access technical support and product updates
  • Enjoy greater freedom to license your application as you wish

To find out more, visit the Qt licensing page.

Qt Creator IDE

Qt Jambi - Java bindings

Other downloads

Qt Creator is a new cross-platform integrated development environment for use with Qt.

Binaries
Qt Creator 1.2.1 Binary for Windows (26 MB)
Qt Creator 1.2.1 Binary for Mac (56 MB)
Qt Creator 1.2.1 Binary for Linux/X11 32-bit (31 MB)
Qt Creator 1.2.1 Binary for Linux/X11 64-bit (37 MB)
Qt Creator 1.2.1 Binary for Linux/X11 gcc3 (27 MB)

Source Package
Qt Creator 1.2.1 Source Package (7 MB)

Qt Creator Supported Platforms  |  Known Issues

Qt Jambi 4.5.2_01 is a port of Qt 4.5.2 to the Java programming language.

Binaries
Qt Jambi 4.5.2_01Binary for Windows 32-bit
Qt Jambi 4.5.2_01Binary for Windows 64-bit
Qt Jambi 4.5.2_01Binary for Mac
Qt Jambi 4.5.2_01Binary for Linux/X11 32-bit
Qt Jambi 4.5.2_01Binary for Linux/X11 64-bit

Eclipse Integation
Qt Jambi 4.5.2_01 for Linux/X11 32-bit
Qt Jambi 4.5.2_01 for Windows

Source Package
Qt Jambi 4.5.2_01 Source Package (tar.gz)
Qt Jambi 4.5.2_01 Source Package (zip)

Repository
http://gitorious.org/qt-jambi

Qt and related tools are available for download under the LGPL and GPL licenses. For more information about Qt licensing, please visit the Qt licensing page.

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