I found these two tools that may be useful to someone.
A guide to modify system.img would be much appreciated.
Attached Files
File Type: gz TechV_tools.tar.gz - [Click for QR Code] (13.5 KB, 172 views)
File Type: zip IusEdit.exe.zip - [Click for QR Code] (564.0 KB, 150 views)
Archlinux x86_64 + KDE AMD Athlon 64 X2 5400 - Geforce 8300 - 6GB RAM - sata 1000GB