L
LuLu
System · Security
Mac
Open-source firewall for macOS that blocks unknown outgoing connections and lets you allow or deny each program's network access.
Get it
Download from the developer
Install with Homebrew: brew install --cask lulu
The promise
- ✓ No ads
- ✓ No purchases
- ✓ No subscriptions
- ✓ No trials
- ✓ No nagging
- ✓ No surprise bundles
Transparency
✓ Open source
✓ Works offline
✓ No account needed
Something wrong?
Reports go to a human review queue. No timeline promised — this is a small pilot, but every report gets read.
Thank you. Your report has been sent.