simDHT
A DHT crawler, was written in Python, the code is very very simple.
Start simDHT
python simDHT.py
Dependencies
Notice
You can edit max_node_qsize
value for speed.
simDHT for NodeJS and Ruby
nodeDHT rbdht, better than the simDHT
p2pspider
You may be interested in p2pspider(DHT Spider + BT Client = P2P Spider).