Security Growler v3.0 (rewritten for 2025 macOS Tahoe)

What's Changed

• Typos by @hlfcoding in #45
• Overhaul and upgrade to a modern xbar plugin for macOS Tahoe and beyond by @pirate in #48
• Add 7 new security monitors by @pirate in #49
• Fix .env file detection to use find instead of mdfind by @pirate in #50
• Add Claude Code GitHub Workflow by @pirate in #51
• Add ARP spoofing/poisoning detection by @pirate in #52
• Add automatic update checking with SHA256 hash comparison by @pirate in #53
• feat: detect and display source IPs of port scans by @pirate in #54
• Display TCP connection direction in notifications by @pirate in #55
• Make Active Monitors list clickable to toggle individual monitors by @pirate in #57

New Contributors

• @hlfcoding made their first contribution in #45
• @pirate made their first contribution in #48

Full Changelog: v2.3...v3.0

Security Growler v2.3

• Fixes the Stop background agent & quit menubar item in Security Growler Light.app
• Notifies the user when the background agent is killed
• Adds menu item to check for updates
• Minor code cleanup and refactoring

Security Growler v2.2

• support for new Ostiarius parser
• minor bugfixes and layout updates

Download the Light Mode version here.

Security Growler v2.1

• new 'Clear' menu item to clear the menubar log
• removed beer 🍺 icons :(
• made re-launching the app not empty the logfile
• moved logfile location from ~/SecurityGrowler.log to ~/Library/Logs/SecurityGrowler.log
• minor alert text improvements
• added a Light version for non-Dark-Mode users (how does everyone not use dark mode?!)

Security Growler v2.0!

• new interactive menubar with styling and clickable options
• much better power management (<0.01) and idle cpu use now <0.01%
• refactored from the ground up, now uses a modular system of: sources, parsers, and loggers
• support for lots of new alert types: SSH, FTP, SMB, AFP, VNC, MySQL, PostgreSQL, iTunes Sharing, sudo commands, port-scans, and more

More info on the homepage.