SOFTWARE LICENSE GUIDE
LuLu
LuLu is a completely free and open-source macOS firewall designed to protect user privacy and security. It is released under the MIT License.
What it does
It functions as a network firewall for macOS, allowing users to control network connections and prevent unauthorized communication from their computer.
Who it may suit
macOS users who want a free, open-source firewall to monitor and control their outgoing and incoming network connections.
Free tier and license
LuLu is entirely free to download and use.
Limitations to check
LuLu is specifically for macOS. Users should check the official documentation for compatibility with specific macOS versions and potential advanced configurations.
Licensing notes
LuLu is free and open-source software released under the MIT License, allowing extensive freedom for use, modification, and distribution.
Verification details
Last licensing verification recorded: Not recorded.
Directory record last updated: 2026-10-04. These are separate dates: a record update does not necessarily mean the publisher's terms changed.
AI-assisted summaries may be incomplete or outdated. Confirm licensing, pricing, and commercial-use rights in the official sources before making a business decision.
Frequently asked questions
Is LuLu free to use?
Yes, LuLu is completely free and open-source software.
What are the licensing options for LuLu?
LuLu is free and open-source, distributed under the MIT License.
Related software
Explore the complete IsItFree? software directory for more licensing information.