MusicBee can communicate Now Playing notifications via the Snarl application.
Users of MusicBee 1.4 can directly enable this in the Now Playing preferences, but in MusicBee version 2 its been made an optional plugin.
To install, just unzip the DLL from this link into the Plugins folder
https://getmusicbee.com/download/plugins/SnarlConnector.zipyou should end up with something like:
c:\program files\MusicBee\Plugins\SnarlConnector.dll
then restart MusicBee and notifications will be sent via Snarl