This is the one good place to get free sample and loop packs.
Sampleswap has 434 downloads in its database.
Sony Acidplanet Free 8Packs|
MPC Series, drums, bass, guitar, more
HHS - Fabolous Kit.rar
Pure Grime Forum
more free ableton live packs
HHS - Next Selection Kit.rar
Huge listing of free samples from one laptop per child
Listing of Ableton Live packs based on samplers for your drum machines