Nagios Open Source network monitoring software - The Standard In ITM
A secure, feature-rich, customizable embedded Linux network appliance
Components for IEC61375 standardised communication
Environment to experiment the system on simulated and real networks
Sysmon prints short and uniform information about OS
SpeedFan is an advanced system monitoring tool
AIDA64 Extreme: Ultimate PC diagnostics & system info tool
Bringing intranet on the internet with Zero-Config Mesh VPNS.
Next Generation Open Source Firewall
Robust and flexible VPN network tunnelling
A cross platform debugger for serial port/Bluetooth/TCP/UDP
Firewall log analyzer
Control the operation of multicore processors
UltraVNC: Remote Access Tools VNC/RFB Remote Desktop Support Software
IP notification and information of your remote computer by email
TraceMAC is a command-line Layer 2 traceroute for Cisco switches
Free UTM appliance: firewall, VPN, WAF and antivirus in one ISO.
Network Enumeration Tool for Host Exploration and Recon
System for anonymous Web browsing
Image of OpenWrt OS, with snort community featured in.
Encrypted UDP based FTP with multicast
The Free & Popular opendhcp application for Physical & Virtual Machine