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Technology Preview of Qt 4.8 now available for testing and feedback.

I am very happy to announce the release of a Technology Preview of Qt 4.8 to the community for testing and feedback.

Qt 4.8 will be a release containing a lot of quality and performance improvements that were carried out during the last 12 months, such as File System performance improvements. It also includes the Qt Platform Abstraction (Lighthouse) feature, which enables easier porting of Qt into new graphics systems for third parties. Today’s Technology Preview is released to get your feedback, comments and improvement ideas.

Packages - Qt 4.8 Technology Preview
The Qt 4.8 Tech Preview packages available today have been tested with Windows 7, Mac OS 10.6, Linux and Symbian^3.

Supported platforms for Qt 4.8
Targets for Qt 4.8 will be announced in due course. As a reminder and a guide, the supported platforms for Qt 4.7 are available here

Deprecated items list in Qt 4.8
As announced recently, we will deprecate a list of items in the Qt 4.8 release. This list can be found in

We are aiming to release Qt 4.8 beta in next few weeks and the final release candidate in the second half of 2011. These are available through the SDK only.

We would like to thank all developers, contributors, the documentation integration and testing teams in Qt releasing for making this happen!

The Qt 4.8 Tech Preview is available now at

We are looking forward your contributions, comments and suggestions on the Qt 4.8 Tech Preview. Please post your bug reports in

Pia, on behalf of Qt 4.8 Program Team

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