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Dfu-util - Device Firmware Upgrade Utilities

Dfu-util is the host side implementation of the DFU 1.0 [1] and DFU 1.1 [2]
specification of the USB forum.

DFU is intended to download and upload firmware to devices connected over
USB. It ranges from small devices like micro-controller boards up to mobile
phones. With dfu-util you are able to download firmware to your device or
upload firmware from it.

dfu-util has been tested with Openmoko Neo1973 and Freerunner and many
other devices.

[1] DFU 1.0 spec:
[2] DFU 1.1 spec:

The official website is:

See the INSTALL file for build instructions.