SOFTWARE LICENSE GUIDE
Nmap
Nmap is a free and open-source utility designed for network discovery and security auditing, widely used by network administrators and security professionals.
What it does
It allows users to discover hosts and services on a computer network, identifying open ports, operating systems, and versions of services running. It's a powerful tool for network inventory, managing service upgrade schedules, and monitoring host or service uptime.
Who it may suit
Network administrators, security professionals, and ethical hackers who need to perform network discovery, security auditing, and vulnerability scanning.
Free tier and license
Fully featured and free for all personal and commercial uses.
Limitations to check
No inherent functional limitations based on its open-source licensing. Users should check official documentation for specific technical constraints or community support models.
Licensing notes
Nmap is licensed under the Nmap Public Source License (NPSL). This license permits free use and redistribution, including for commercial purposes, with certain conditions. Users should consult the official NPSL text for full details.
Verification details
Last licensing verification recorded: 2026-10-28.
Directory record last updated: 2026-08-18. 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AI-assisted summaries may be incomplete or outdated.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
Can Nmap be used for commercial security audits?
Yes, Nmap is free and open-source under the NPSL, allowing its use for commercial security auditing.
What is the primary function of Nmap?
Nmap is primarily used for network discovery and security auditing, helping to identify hosts, services, and potential vulnerabilities on a network.
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