Ultimate Boot CD

Here in this project they have menu then isolinux boots



may be you can integrate it too

ok thanks for links. I managed to compile it now, but adding neither in syslinux.cfg nor in isolinux.cfg does nothing

As for adding driver to freedos, I understand that keyboard.sys must be some how inserted into one of the cab files (witch one?) ? I couldn't figure out how

May be you now how to add it to FreeDOS language menu (keybrd) ?

I also tried to make new freedos menu entry and add there, not sure if it's right but thought to give it a try.
Anyway I didn't succeeded even in making iso bootable
used:

Can you add dvorak keyboard layout?
I have few off them