WhoSampled.com

We’re building the ultimate
database of sampled music, remixes and cover songs. Dig deeper into music by discovering direct links among over 116,000 songs and 44,000 artists, from Hip-Hop and R&B via Electronic Music through to Rock, Pop, Funk, Soul, Jazz and beyond.

I wish I’d known about this site a long, long time ago.

WhoSampled.com