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Sloth

Sloth is a free, open-source desktop app for macOS. Mac app that shows all open files, directories, sockets, pipes and devices in use by all running processes. It has 8,966 GitHub stars and is released under the BSD-3-Clause license. Its source code is on GitHub at sveinbjornt/Sloth.

github.com/sveinbjornt/Sloth (opens in a new tab)

  • macOS
  • Other
  • Actively maintained
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About Sloth

Sloth is a native Mac app that shows all open files, directories, sockets, pipes, and devices in use by all running processes on your system. This makes it easy to inspect which apps are using which files, etc.

Install Sloth

Package names found in the project's README. Each links to its package page so you can check the publisher first.

Homebrew (macOS)
brew install --cask sloth

Package page (opens in a new tab)

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FAQ

Sloth FAQ

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What is Sloth?

Sloth is a free, open-source desktop app for macOS. Mac app that shows all open files, directories, sockets, pipes and devices in use by all running processes. It has 8,966 GitHub stars and is released under the BSD-3-Clause license. Its source code is on GitHub at sveinbjornt/Sloth.

Is Sloth free and open source?

Yes. Sloth's source code is public on GitHub under the BSD-3-Clause license, which is OSI-approved or FSF-free, so you can use, copy and change it for free.

How do I install Sloth?

Homebrew: brew install --cask sloth. The commands are on this page. Installers are also on its GitHub Releases page (latest: 3.6).

Is Sloth still maintained?

The repository's most recent commit was on Aug 30, 2026. appsgit only lists apps whose repository had a commit in the last six months.