DockIconHider

DockIconHider lets you hide specific app icons from your Dock!

If you have the following needs:

- Slacking at work: Hide entertainment apps so colleagues won't see you gaming or watch video
- Screen sharing: Keep your Dock clean and hide your frequently used apps from the audience
- Privacy protection: Keep private apps running in the background without exposing them in the Dock

DockIconHider is exactly what you need.