Plixer
NProbe v.6.10.130205
Many people are aware that not all the available NetFlow probes are scalable.
Flowalyzer NetFlow Generator v.2.0
Flowalyzer is a free NetFlow generator Tool Kit for testing software for receiving NetFlow data.
Flowalyzer NetFlow & sFlow Configurator v.1.0
Flowalyzer is a free NetFlow and sFlow configurator Tool Kit for testing and configuring hardware or software for sending and receiving NetFlow and sFlow data.