Build with Xcode

1. Download Xcode

• Search for "Xcode" in the macOS App Store.

• Click Get to download and install it. If already installed, it will show an Open button instead.

2. Clone BlackHole

• Open Xcode.

• In the menu bar on the top click on Source Control → Clone.

• Paste https://github.com/ExistentialAudio/BlackHole.git in the search bar.

• Click Clone and choose a download location.

3. Build BlackHole

• In the BlackHole folder, open BlackHole.xcodeproj with Xcode.

• To build, click the play button near the top left of the project window, or use the ⌘B keyboard shortcut.

NOTE: If you are having issues with signing unselect Automatically manage signing and make sure Team is set to None.

4. Install

• From the menu select Product → Show Build Folder in Finder.

• Copy BlackHole.driver and paste in /Library/Audio/Plug-Ins/HAL/

• Restart Core Audio with the following Terminal command. It will require entering your user password to complete.

  sudo killall -9 coreaudiod