BIOS Simulator is a Scripts software developed by Harshvir Singh Sidhu. After our trial and test, the software is proved to be official, secure and free. Here is the official description for BIOS Simulator:

MarydownEditor: The code is just the simulation of the Bios setup environment, that you enter by hitting the DEL key during system startup. I have not implemented all the options but those implementesd will give an idea and you will be able to make up with your own