== What is iRecovery? ==

iRecovery is a libusb-based commandline utility for Mac OS X, Windows, and Linux. It is able to talk to iBoot/iBSS in Apple's iPhone/iPod touch via USB.

It's completely open-source, the source code is released under the terms of the GNU General Public License v3.
The full license text can be found in the LICENSE file.

Here's its usage:

irecovery [args]
	-v		Start irecovery in verbose mode.
	-c <cmd>	Send command to client.
	-f <file>	Send file to client.
	-k [payload]	Send usb exploit to client.
	-h		Show this help.
	-r		Reset client.
	-s		Start interactive shell.
	-e <script>	Executes recovery shell script.

You can get info on the shell commands here:
http://code.google.com/p/chronicdev/wiki/iBootCommands