Therefore, this article explains how to install the Qt5 development packages and the Qt Creator IDE on popular Linux distributions. Installing Qt5 and Qt Creator on Linux can be a bit tricky. Qt language bindings exist for Python, Java, C#, Rust, Go and more. For those not too versed in C++, you can opt to develop in a different programming language. This means that with little effort, you can rebuild your Linux GUI application on other platforms such as Windows and macOS. The Qt5 library is cross-platform as well. The following screenshot gives you and idea of what the Qt Designer looks like: With Qt Designer you can visually design the user interface of your application’s main window and dialogs. Besides a mature and capable code editor and debugger, it also integrates the Qt Designer application. In addition to the Qt5 library itself, the creators offer a full featured integrated development environment: Qt Creator. If you ever worked with Dolphin, Kate, Konsole, Krita or Kdenlive, you’ve used Qt. It’s the foundation of the KDE Plasma desktop environment and all its applications. In case you never heard of Qt5 before, chances are that you, as a Linux desktop user, definitely used Qt5. ![]() ![]() Qt5 also offers a unique and easy-to-use signals and slots mechanism for event generation and handling. Its included Qt Widgets form the primary building blocks for all user interface elements, such as menus, edit boxes, pushbuttons, etc. With the Qt5 programming library for C++, you can develop graphical user interface (GUI) application on Linux. This article explains how to install the Qt5 development packages and the Qt Creator IDE on Debian, Ubuntu, Fedora and openSUSE. It’s what the entire KDE Plasma desktop environment and all its applications use under the hood. Interested in developing a graphical user interface application for Linux? Not sure where to get started? If you know a little C++, you can’t go wrong with using the Qt5 programming library in combination with the Qt Creator integrated development environment.
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