KitKat Launcher is open source from original android source 4.4.2 KitKat
Requirement: Your device is running android 4.0 +
KitKat launcher feature:
1. KitKat launcher is latest version android launcher.
2. Drag drop application to home.
4. Press menu or long press home to change wallpaper, add widget to home.
5. Search application and web with Google Now.
6. Support group application folder
7. KitKat Launcher, KitKat 4.4, is beauty launcher.