It includes a visual debugger and an integrated GUI layout and forms designer. The editor's features include syntax highlighting and autocompletion, but purposely not tabs (although plug-ins are available). Qt Creator uses the C++ compiler from the GNU Compiler Collection on Linux and FreeBSD. On Windows it can use MinGW or MSVC with the default install and can also use Microsoft Console Debugger when compiled from source code. Clang is also supported.
Qt Creator also includes a project manager that can use a variety of project formats such as .pro, CMake, Autotools and others. A project file can contain information such as what files are included into the project, custom build steps and settings for running the applications.
Moreover Qt Creator includes a code editor and integrates Qt Designer for designing and building graphical user interfaces (GUIs) from Qt widgets.