Homebrew has disabled this package: No version update for more than 90 days

Letter Opener

Christopher Atlan · Displays winmail.dat contents directly in Apple Mail.

CaskCommunicationApple silicon · IntelDisabled
From homebrew/cask
30-day installs1
1-year installs76Last 365 days
Latest version16.0.7Aug 1, 2025 · Aug 1, 2025
Download size29MBarm64 / x86_64 · zip
Release cadenceIrregular0 releases in 30 days
Tap
homebrew/cask
Also known as
Letter Opener · letter-opener
Installer packages
Install Letter Opener.pkg
SHA-256
b2bf3662a2c1f27a…

Installation and removal contents

  • Uninstall uninstall

    View full declaration
    {
      "uninstall": [
        {
          "launchctl": [
            "app.letteropener.agent",
            "app.letteropener.softwareupdate.agent"
          ],
          "pkgutil": [
            "com.restoroot.Letter-Opener",
            "pkg.app.letteropener.*"
          ]
        }
      ]
    }
  • Install pkg

    Source file: Install Letter Opener.pkg

    View full declaration
    {
      "pkg": [
        "Install Letter Opener.pkg"
      ]
    }
  • Remove user data zap

    View full declaration
    {
      "zap": [
        {
          "trash": [
            "~/Library/Application Scripts/2WB96AW889.app.letteropener",
            "~/Library/Application Scripts/com.restoroot.Letter-Opener",
            "~/Library/Application Scripts/com.restoroot.Letter-Opener.QuickLook-Extension",
            "~/Library/Application Support/app.letteropener.agent",
            "~/Library/Caches/app.letteropener.agent",
            "~/Library/Containers/com.restoroot.Letter-Opener",
            "~/Library/Containers/com.restoroot.Letter-Opener.QuickLook-Extension",
            "~/Library/Group Containers/2WB96AW889.app.letteropener",
            "~/Library/HTTPStorages/app.letteropener.agent",
            "~/Library/HTTPStorages/app.letteropener.softwareupdate",
            "~/Library/Preferences/app.letteropener.agent.plist",
            "~/Library/Preferences/app.letteropener.softwareupdate.plist"
          ]
        }
      ]
    }