Open source distributed Platform as a Service (PaaS)
A Swiss army knife for your daily Linux network plumbing
Firewall log analyzer
Powerful, open-source network protocol analyzer
basic networking tools
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Ethercat analyzer. Pcapng (by wireshark) to cvs files converter.
FlowViewer is a web-based netflow data analysis tool.
free netflow analyzer
An open source real-time network topology and protocols analyzer
Network sniffer which a similar to WireShark with sending own packets
Very Tiny Palmtop Vector Network Analyzer
A modern graphical SSH client
Network Analyzer for lighting protocols
Network traffic analysis from PCAP format
Pinger alert, STATICTICAL TABLES, send EMAILs or SMS by SMS GATEWAY
Analyze the network carateristics like Delay, Jitter, Packet loss etc.
The Network Forensics Tool
...has moved to packetpeeper.org