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Qt Contributor Summit 2025

May 7-8 (+9)
Maritim Hotel Munich
München, Germany

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Qt Academy

Start your learning journey into unlocking your full Qt potential.

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Qt Documentation

The Qt Documentation is the official guide for developers using the Qt framework. It offers a comprehensive overview, from beginner tutorials to detailed class references. Maintained by the Qt team, it's the go-to source for reliable information, examples, and best practices in Qt development.

See Qt Documentation View All C++ Classes

QWidget

The QWidget class is the base class of all user interface objects.

QString

The QString class provides a Unicode character string.

QLineEdit

The QLineEdit widget is a one-line text editor.

QComboBox

The QComboBox widget is a combined button and popup list.

QObject

The QObject class is the base class of all Qt objects.

QAbstractItemModel

The QAbstractItemModel class provides the abstract interface for item model classes.

Try Qt Without Installation
Right in Your Browser!

Explore Qt’s power in your browser with no downloads. Test and edit demos, see its potential, and bring your ideas to life!

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Discover, Share, Connect

Where Questions Meet Solutions

Join the Qt Forum for like-minded individuals, engage in stimulating discussions, and get expert guidance on all things Qt.

Enter the Qt Forum

For Qt Users, By Qt Users

The Qt Wiki is a central hub for Qt Users, offering a wealth of information and resources curated and maintained by the Qt community.

Go to the Qt Wiki

Get into the [Dev] Loop

Immerse yourself in our developer's blog — a goldmine of product updates, releases, and industry insights.

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Everyone Can Contribute to Qt

Qt welcomes contributions from everyone. As open source software, Qt offers you the opportunity to leave your mark and be part of its development.

How to contribute Source code contribution guidelines Bug reporting Code review

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