Trolltech Releases Qt 4.3.4

QtTrolltech ASA, which was recently acquired by Nokia, has announced the release of Qt 4.3.4. Qt is the company’s flagship, cross-platform development framework., and it’s at the heart of the KDE desktop environment. The latest release pertains to commercial customers and the open source community.

Here’s the rest of the announcement:

Qt includes bug fixes made since the release of version 4.3.3 in December 2007. In addition to professional support, Trolltech commercial license holders receive regular releases as part of their annual license. All improvements to Qt are also released to the Open Source Community through GPL editions of both frameworks.

For detailed information on fixes and optimizations included in the releases, please consult the changes-4.3.4 file found in the distribution files, or browse the information contained in the Developer pages at

Full Source Evaluations and Open Source Downloads

Qt is available both as full source commercial evaluations and Open Source Editions. Free 30-day evaluations are feature identical to Trolltech’s commercial products and offer full access to source code and professional support during the evaluation period. The Open Source Editions are released under the GPL for open source development. Follow the links below to download Qt 4.3.4:


This release is a bug-fix release, and “maintains both forward and backward compatibility (source and binary) with Qt 4.3.0 through Qt 4.3.3”.

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