Fugue - Free and premium stock music for your videos, games, and UI
Music For Makers - Licensing good music has never been this easy.
Soundstripe - Unlimited music for video
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!
AIVA - The AI composing emotional soundtrack music
Soundsnap - Shutterstock for sound effects