Do you want to know how your customers use your applications and devices? Try Qt Insight Beta.
最新版Qt 6.3已正式发布。 了解更多。
最新バージョンQt 6.3がご利用いただけます。 詳細はこちら

Qt 5.5 Release Candidate Available

I am happy to announce that Qt 5.5 Release Candidate is now available.

Please download and try it out - it is quite close to final release, and we very much value your feedback:

For those who have not yet checked what Qt 5.5 brings, please refer to the Qt 5.5 Beta blog post, the wiki article listing new Qt 5.5 features, or the documentation snapshot for more details.

Qt 5.5 Release Candidate is available via offline installers. Offline Installers are available from the Qt Account for commercial users of Qt. Open source users can download installers from

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