Harald Scan is a Bluetooth discovery scanner. It determines Major and Minor device classes according to the Bluetooth SIG specification and attempts to resolve a device's MAC address.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
MACLIST now uses IEEE OUI naming for vendors. It also contains 223 entries. The interface now shows how many devices were discovered. The -s and "Unknown" MAC service scans are only done once instead of continually.