Music For Makers - Licensing good music has never been this easy.
Sampld - Sampld is a sound sharing platform where people can share and download sounds for free.
TunePocket - Download 11,000+ royalty free music tracks and sound FX. Buy once, use forever. New music added daily. Save over 50% compared to most popular similar services. Incredible value!
Spotify - Map shows when two people play same song at same time
Incompetech - Royalty Free and Creative Commons Music Archive
Mixkit - High-quality stock videos that are completely free.