When you install Logic Pro X or MainStage 3 and choose to install all the additional content, the Apple Loops are installed in /Library/Audio/Apple Loops/Apple. There will be a folder there for each collection installed:
- 01 Hip Hop
- 02 Electro House
- 03 Dubstep
- 04 Modern RnB
- 05 Tech House
- 06 Deep House
- 07 Chillwave
- Apple Loops for GarageBand
- iLife Sound Effects
- Jam Pack 1
- Jam Pack Remix Tools
- Jam Pack Rhythm Section
- Jam Pack Symphony Orchestra
- Jam Pack Voices
- Jam Pack World Music
Loops you create in Logic Pro X are saved in your Home folder under /Audio/Apple Loops/User Loops/. To access these loops from the Finder:
- Choose Go > Go to Folder from the menu bar.
- Type ~/Library/Audio/Apple Loops in the "Go to the folder" field.
- Press the Go button.