Nmap (Network Mapper) is a free and open-source network discovery and security auditing tool used for network exploration, management, and security scanning.. There are currently 3 open-source alternatives to Nmap, with a combined total of 38.4k GitHub stars. The most common language among these projects is C.
Showing 3 open-source alternatives
An Internet-scale TCP port scanner that can scan the entire Internet in under 5 minutes using asynchronous SYN packets.
A Python-based interactive packet manipulation program and library for network analysis, scanning, and security testing.
A cross-platform TUI tool for generating arbitrary network packets and monitoring traffic on any interface.
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