Hi MIUI Fans & Theme Developers, To further encourage theme development Xiaomi has released a MIUI Theme Editor Tool. This is designed to give users the ability to develop amazing themes and lockscreens for MIUI 2.3, 4.0 and 4.1. Requirements : Java JDK 1.6. or newer Windows Mac Linux Notepad++ Winrar, 7zip or similar Understanding of apk tool/manager Decompiling and Compiling apks for images/pngs/xml codes Understanding of 9-Patch (.9. png) Image Image Editing Software e.g. GIMP, Photoshop More documentation and guides will follow soon. In the meantime here is a quick video (Chinese) giving a demonstration of the MIUI Theme Editor Tool. Downloads : Latest update : 3.9.3 MIUI Lockscreen Editor MIUI Theme Editor Full credit to the MIUI Development Team This thread will be updated regularly without notice.