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App Open source 662 installs/mo

KnockKnock for Mac

Tool to show what is persistently installed on the computer

Quick answer: KnockKnock is a security tool for macOS. Install it with brew install --cask knockknock. Homebrew links this app to a GitHub repository. It has 662 Homebrew installs in the last 30 days.

What KnockKnock is

KnockKnock is a security tool for macOS: tool to show what is persistently installed on the computer.

It is distributed as a Homebrew cask, which installs a .app bundle into your Applications folder. The project is open source and lives at https://objective-see.org/products/knockknock.html.

How to install KnockKnock

  1. Open Terminal (press ⌘ + Space and type “Terminal”).
  2. If Homebrew is not installed yet, run the installer below once.
  3. Run brew install --cask knockknock.

Homebrew installer, if you need it:

Prefer a graphical installer? Download it from the official site. MacPicks never hosts or mirrors binaries — the Homebrew command always pulls from the vendor's own release.

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Frequently asked questions

How do I install KnockKnock on Mac?

Run brew install --cask knockknock in Terminal. This requires Homebrew; if you do not have it, install it first with the command below.

Is KnockKnock open source?

Homebrew links this app to a GitHub repository (objective-see/KnockKnock), which is strong evidence the project is open source. Check the project for the current licence.

Does KnockKnock run on Apple silicon?

Yes, as a universal binary.

How popular is KnockKnock?

It was installed 662 times in the last 30 days according to Homebrew analytics, ranking #1312 in this catalogue.

What version of KnockKnock is current?

The latest packaged version is 4.1.0.