: Under the version of Qt you wish to install (e.g., Qt 6.8), check the box for "Sources" .
: Run the installer and sign in with your Qt Account . download qt source code
The Qt Online Installer is the standard method for both open-source and commercial users. : Under the version of Qt you wish to install (e
For the most up-to-date code or to contribute to the project, use Git to clone the repositories directly from code.qt.io. Building Qt 6 from Git - Qt Wiki For the most up-to-date code or to contribute
: Once the installation is finished, the source files will be located in your installation directory under a subfolder named Src (e.g., C:\Qt\6.8.0\Src on Windows).
To download the Qt source code, you can use the official Qt Online Installer, clone from the public Git repositories, or download standalone source archives .
Depending on your project needs—whether you're building a custom version of Qt or just exploring the internal logic—there are three primary ways to access the source: