NotificationClear

Information:

• Designed for 10.9+
• SIMBL plugin to add "Clear All" button to Notification Center on macOS
• Orignial Author: chuckhendo
• Maintained by: w0lfschild

Installation:

1. Download mySIMBL
2. Download NotificationClear
3. Unzip downloads
4. Open NotificationClear.bundle with mySIMBL.app
5. In mySIMBL preferences click "Inject into running applications"

License:

Pretty much the BSD license, just don't repackage it and call it your own please!
Also if you do make some changes, feel free to make a pull request and help make things more awesome!