Xplico is a Network Forensic Analysis Tool (NFAT)
Windows tool for monitoring and configuring your network adapters
Manage network users' information with Active Directory
PCAP from another point of view
A cross platform http sniffer with a web UI
The open source grid computing solution
Network traffic analysis from PCAP format
RDT
OPTOSS Next Gen Network Management System (NG-NetMS)
Pinger alert, STATICTICAL TABLES, send EMAILs or SMS by SMS GATEWAY
Python3 tool to scan, detect and control chromecast devices
OpenVPN server/client monitoring tool
Track your ARP/MAC table changes and so much more
Open source tool to monitor your servers and websites
Bandwidth monitor and rate estimator
Set of usefull network utilities like ping, nslookup, etc. with GUI
Netflow visualisation and investigation tool
A java packet sniffer and forger that wraps pcap libs.