--- title: 1. What is QSkinny? layout: docs --- :doctitle: 1. What is QSkinny? :notitle: QSkinny is a UI framework based on the Qt graphic stack and written in {cpp}. It allows users to write their UIs in {cpp} and/or QML. .The Fendt Tractor GUI image::https://camo.githubusercontent.com/3eea80daf41ce6a86f08c73353d05000363c4df0/68747470733a2f2f7777772e66656e64742e636f6d2f696e742f67656e6576612d6173736574732f7769646765742f32383239312f6e6577732d332d6c6f772e6a7067[Fendt Tractor GUI] It is currently being used in the Fendt Tractor GUI project, see the picture above. For the Fendt Tractor GUI there is no QML used at all; the whole codebase is written in {cpp}. An overview of how QSkinny fits into the Qt architecture is depicted below: .QSkinny sits on top of QtQuick, while QML is optional image::../images/architecture-simple.png[QSkinny architecture]