XBMC for Mac users need not fear, it’s very simple to Install Addons from ZIP File to your configuration. You should be able to accomplish this feat without breaking a sweat, just follow the instructions below.
INSTALLING ADDONS FROM ZIP FILE ON XBMC FOR MAC
Step 1: Download your Desired Video Addons and Save them to a folder on your Desktop.
Step 2: Launch XBMC, and go to “Settings” under the “SYSTEM” menu.
Step 3: Select the “Add-ons” menu from the Left Side bar.
Step 4: Choose the “Install from zip file” option.
Step 5: Navigate to your “Desktop” folder.
Step 6: Choose the Folder where you Saved the Downloaded Addons.
Step 7: Click on the addon that you wish to install.
Step 8: You’ll see an “Add-on enabled” notification appear in the lower right corner of your screen. You’re now finished and can return to the main menu.
Congratulations! You’re now able to import addons into XBMC on your Mac computer. You might still need to enable the addons from the “Get Add-ons” option if you Installed a Repository from the ZIP file. Have fun.