SSH, Telnet client, and customizable terminal for Windows, based on the renowned PuTTY that does not require installation.

Free utility that allows you to tune and optimize your internet connection.
Software that promises to optimize your connection by up to 200%!
Mapping and GPS software for Windows, with 2D and 3D map visualization, editing, and analysis.
Utility that detects devices connected to your network.
Network Sniffer that provides an overview of DNS queries sent on your system.