free-gpgmail ☆
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Description:
Apple Mail plugin for GnuPG encrypted e-mails
Type: Cask  |  Latest Version: 5,2022.2,-unsigned@0  |  Tracked Since: Dec 17, 2025
Links: Homepage  |  formulae.brew.sh
Category: Security
Tags: encryption gpg openpgp email-security privacy apple-mail
Install: brew install --cask free-gpgmail
About:
Free-GPGMail is an open-source plugin that integrates GnuPG encryption capabilities directly into Apple's Mail application. It enables users to sign, encrypt, and decrypt emails using the OpenPGP standard without relying on proprietary software. This fork of the original GPGMail plugin ensures continued compatibility and privacy-focused email communication on modern macOS versions.
Key Features:
  • Seamless integration with Apple Mail for native encryption workflows
  • Support for OpenPGP standard including signing and encryption
  • Open-source alternative to proprietary GPG mail plugins
  • Compatible with GPG Suite backend for key management
Use Cases:
  • Securing sensitive email communications with end-to-end encryption
  • Digitally signing emails to verify authenticity and integrity
  • Maintaining privacy in email correspondence using open standards
Alternatives:
  • GPG Suite – Official GPG tools with mail plugin, but proprietary and requires paid license for full features
  • Thunderbird with Enigmail – Alternative email client with built-in encryption support, cross-platform but different UI
Version History
Detected Version Rev Change Commit
Apr 23, 2026 11:48pm 5,2022.2,-unsigned 0 VERSION_BUMP c001baa4
Sep 15, 2025 11:39am 5,2022.2,-unsigned 0 VERSION_BUMP d854ca4b
Jun 14, 2023 1:38pm 5,2022.2,-unsigned 0 VERSION_BUMP 7a2fffdf
Apr 4, 2023 2:00pm 5,2022.2,-unsigned 0 VERSION_BUMP 9ceb745f
Mar 23, 2023 6:29am 5,2022.2,-unsigned 0 VERSION_BUMP 91f0f1b2
Mar 22, 2023 8:51pm 5,2022.2,-unsigned 0 VERSION_BUMP 683c89ee
Mar 21, 2023 5:59pm 5,2022.2,-unsigned 0 VERSION_BUMP 3fb3837b
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