I am not sure of the source yet. But it was posted in Xperia S forum and i am sharing it here. Big thanks and credit goes to carlito-lt26i for sharing this resources.
- You can customize home screen numbers. like 1-3-5 etc.
- Can create Folder in the app drawer.
- Adding widget and app shortcuts are different and more smooth.
- Slightly changed app drawer.
- To add widget/app/wallpaper/theme you need to pinch the home screen.
So ARC/ARC S owner can try this, if it works on your device. And please do report this thread if this home launcher has been posted already.
How to install
Rename the apk to "Home" and replace in the system\app with proper permission, reboot system and clear data of the "Home"apk.
Make sure to keep backup.