After making MIUI rom for S2 [ LINK ]. Here is my first sammy based ROM.
RGUI V3
changelog V3:-
1. Fixed Keyboard layout
2. Support Multiple CSC
3. Tried best to fix launcher lag
4. Replaced samsung Sms app to aosp
5. Cleaned up build.prop and Init.d for better results
6. Added AOSP apps as Add-ons
---> calender,calculator,email,exchange,mms,deskclock,3 D gallary,keyboard,live wallpaper
7. Added ICSwiz_UI_BETA_v0.3 thanks to jackmu95
8. Disabled lockscreen 4way rotation
9. Enabled keyboard change icon
10. Added Android battery icon
11. TW Launcher redraw is minimised by the modified services.jar thanks to UpInTheAir for the information
12. Accuweather app added as requested by users
13. Updated Gapps
14. Disabled scrolling cache
15. Enabled Call recording thanks to wanam
16. Removed sms log from call log thanks to wanam
17. Added 4way reboot thanks to kristofpetho
18. Removed keyguard and other security policies from email app
19. init.d script support
20. Samsung Camera HX-MOD v1.35 by hyperX
21. Added siyah kernel 1.1
22. Tweaks for Sqlite optimisation
23. Increased touchscreen sensitivity
24. Zipalign apps at boot
25. Tweaks for smoother scrolling
26. Removed bloatware apps
27. tweaked kernel governors
28. Removed weather widget, you can download it .........here.......
29. New live wallpaper
30. Proximity sensor tweak, minimized duration of black screen before call screen appears
31. Minimized duration between two rings
32. tweaks for wireless connectivity
33. HD Youtube player
ScreenShots





Download Link
If you are liking RGUI ROM then dont forget add 5stars to this thread
RGUI_GT-I9300_V3
Issue related to ICSwiz UI :-
The Statusbar Icons are not displayed direct after the first boot.
After one notification they will be displayed correctly - turn on bluetooth for example.
Flashing Instructions
1. Do factory reset
2. clear delvik cache
3. clear cache data
4. Flash RGUI.zip
5. Reboot
JOIN RGUI ON

If you like RGUI and Wants to support RGUI, then add this to your sig.
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Special thanks to Wanam
Thanks for your work:-
Gokhanmoral for siyah kernel ( Thread Link ),pikachu01,rustamabd,pglmro
Thanks for Donation:-
Jclarel