iwScanner
Description: iwScanner is an open-source indoor mapping and indoor positioning system software for Wi-Fi networks. It can scan indoor areas to create maps and track locations.
Type: software
Pricing: Open Source
tcpdump
Description: tcpdump is a command-line network monitoring and data acquisition tool used to capture packet data flowing over a network. It can intercept and log traffic passing over a digital network or part of a network.
Type: software
Pricing: Free