Mapbox - An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.
Wireshark - Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.
OpenStreetMap - OpenStreetMap is a map of the world, created by people like you and free to use under an open license.
Ettercap - Ettercap is a suite for man in the middle attacks on LAN.
OSGeo - QGIS is a desktop geographic information system, or GIS.
SmartSniff - SmartSniff is a packet sniffer that capture TCP/IP packets and display them as sequence of conversations between clients and servers.