http://uwcryspionvholmkfxoqt2xns5mvnct34ytacugxtqpqrnka2oqm6kqd.onion/software/exptor/index.html
The testbed runs real Tor code, arbitrary applications such as web browsers or
BitTorrent clients, and any type of destination servers. Client and router models: Using data obtained from Tor's authoritative directory servers, the testbed can model
the distribution of Tor router bandwidth in a manner that is representative
of the live Tor network.