Hey Press - Hey Press is a searchable media database. Find the most relevant journalist.
FIEND.fm - "Hot or Not" for music discovery: 2 hrs of tracks in 2 mins
Press Hunt - Press Hunt saves you hundreds of hours by aggregating data on almost 400,000 journalists and reporters in one place, complete with their writing interests and contact info.
Pacemaker - Create and share mixtapes with friends
Muck Rack - Muck Rack is a public relations and communications software built for the digital, traditional and social media world.
Boil the Frog - Create a seamless playlist between any two artists