RT-Thread RTOS is an open source real-time operating system for embedded system or microcontrollers, with components which include a hard real-time kernel, a command line shell, a device virtual file system, and a graphic user interface etc.
FTK (funny toolkit) is an open source project focused on graphic user interface and provides GUIs with modern features such as window animation and an Android-like interface.
FTK was merged into RT-Thread project since Dec, 2010 after two maintainer negotiation. The demo is the first release after two project mergers. In this released demo, there is a mini2440 branch binary and application module feature is used in RT-Thread. For example, the calculator, file manager of FTK is an appliation module.
Some links: RT-Thread: