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