FlowViewer is a web-based netflow data analysis tool.
The Free & Popular opendhcp application for Physical & Virtual Machine
Live DVD with CORE network simulator
simplePXE brings a PXE server to everyone
HOTSPOT for windows 10
Network link bonding/trunking/aggregation and multichannel VPN daemon
Open Source BGP Looking-glass
Send steganographed text messages to mtr with fake hops in the network