Freeware Network Auditor

Immerse yourself in the commanding presence of **** NxFilter ****, an ingenious, hard-hitting network filtering tool crafted for your local network's ultimate defense. A review of NxFilter has also been published.
Download NxFilter 4.6.9.4 (from Network Auditing)

23.1 MB | For Windows 7, Windows 8 / Vista / XP | Free

WinPcap is a filtering program that allows you to capture IP frames in a Windows environment. A review of WinPcap has also been published.
Download WinPcap 4.1.3 (from Network Auditing)

894 KB | For Windows 7, Windows 8 / Vista / XP | Free

Wireshark is an open-source packet analyzer that allows users to capture, analyze, and troubleshoot network traffic. A review of Wireshark has also been published.
Download Wireshark 4.2.4 (from Network Auditing)

19.94 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

If you're seeking a comprehensive solution to monitor and assess the activity within your network, look no further than Angry IP Scanner. A review of Angry IP Scanner has also been published.
Download Angry IP Scanner 3.9.1 (from Network Auditing)

1.2 MB | For Windows 7, Windows 8 / Vista / XP | Free

RawCap is a free command line network sniffer for Windows that uses raw sockets..
Download RawCap 0.2.1.0 (from Network Auditing)

53 KB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

SoftPerfect Network Scanner analyzes and produces detailed reports for all systems connected to your same local network between the IP address ranges that you specify, showing IP, MAC Management Health and the speed of response to ping, in addition to controlling the ports TCP and SNMP services. A review of SoftPerfect Network Scanner has also been published.
Download SoftPerfect Network Scanner 8.2.1 (from Network Auditing)

1.92 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

PortScan can find all active devices on your network..
Download PortScan 1.97 (from Network Auditing)

0.3 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

Advanced Port Scanner is a free tool with the main function of finding open ports on computers inside of a network. A review of Advanced Port Scanner has also been published.
Download Advanced Port Scanner 2.5.3869 (from Network Auditing)

19.5 MB | For Windows 7, Windows 8 / Vista / XP | Free

Bigfoot Networks Killer Network Manager is built from the ground up to give you unequaled speed, intelligence and control over your online game data, Killer Network Manager shows you the health and performance of your online gaming PC and gives you the controls to optimize it..
Download Bigfoot Networks Killer Network Manager 6.1.0.310 (from Network Auditing)

41.1 MB | For Windows 7, Windows 8 / Vista / XP | Free

LanSpy is a network security scanner, which allows getting different information about computer: Domain and NetBios names, MAC address, Server information, Domain and Domain controller information, Remote control, Time, Discs, Transports, Users, Global and local users groups, Policy settings, Shared resources, Sessions, Open files, Services, Registry and Event log information and etc..
Download LanSpy 2.0.1 (from Network Auditing)

1.06 MB | For Windows 7, Windows 8 / Vista / XP | Free