http://vojgy5ep4wffmtpjmpnbpa4gq64bgn4yicuw6qmhbm6nqa2ysrva.b32.i2p/related.html
I2P by itself simply transfers small (1-4KB)
messages between anonymous "destinations", while Syndie works at a higher
layer, coordinating what content gets transferred in the first place, as well
as allowing end user interaction. Tor ( up ) As with I2P, Tor is a low latency anonymizing network, and Tor's
requirements and capabilities have been kept in mind so as to allow Syndie to
operate on top of Tor as well.