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macOS GateKeeper Helper

Must have tool for all users specially who downloads contents from


This is a simple useful tool for users which allow you to do the following:

  1. Show GateKeeper Status.
  2. Enable GateKeeper.
  3. Disable GateKeeper.
  4. Remove app from GateKeeper quarantine.
  5. Self-sign the app.

What is GateKeeper?

  • Gatekeeper is a security feature of the macOS operating system by Apple. It enforces code signing and verifies downloaded applications before allowing them to run.

Why should I use?

  • To fix “Example-App is damaged and can’t opened. You should move it to the Trash.” messages.
  • To fix “Exaple-App.pkg can’t be opened because it is from an unidentified developer.” messages.


Just download “GateKeeper_Helper.command” file and run it.


Note: To open helper for first time, right click on it then click open.

Or type via Terminal:

chmod +x GateKeeper_Helper.command

then run.


Download can be found on Github:

Credits to the developer.

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