Compare software

hping3Nmap
Free

Free and open source under the GPL.

 Free

Free for end users under the Nmap Public Source License. Redistributing Nmap inside a…

macOS, Linux, Command line Windows, macOS, Linux, Command line
  • Crafts arbitrary packets, so firewall and filtering behaviour can be tested precisely
  • Advanced traceroute and path MTU discovery modes
  • Host discovery, port scanning, service and version detection and OS fingerprinting in one tool
  • The Nmap Scripting Engine adds hundreds of Lua scripts for specific checks
  • Requires root and can disrupt networks if used carelessly
  • Development stopped years ago
  • The licence is custom, not OSI-approved, and is incompatible with GPLv2
  • Companies redistributing Nmap in their own products need a commercial OEM licence
Downloadable app Downloadable app
Open source Not stated if open source
License: GPL-2.0 License: Nmap Public Source License
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.