FreeProxy

Free proxy tool to share connections, automate dial-up access, and control filtered, authenticated web usage

Free firewall management tool offering rule-based app control, logging, and flexible allowlist or blacklist modes

Freeware that turns your PC into a virtual router

Free and simple software used to test your ISP's DNS server performance

Wi-Fi scanning utility that supports the latest 802.11ac networks

Powerful, realistic network simulation tool for students, instructors, and professionals, despite occasional bugs

Locates and adjusts the strength of wireless networks