BEP-32 extends the BitTorrent DHT to work over IPv6:
There are now quite a few implementations of BEP-32:
There's a bunch of bootstrap nodes available; please see this forum posting for more information.
I am the author of the DHT library used by the Transmission, Hekate and Shareaza BitTorrent implementations.
README, CHANGES, slides from a talk about Kademlia (in French).
You may get the last version by doing
git clone git://git.wifi.pps.univ-paris-diderot.fr/dht
or from the mirror on GitHub
Released versions are in my download area.
This is a non-standard implementation of the DHT that is optimised for maximising variety of the returned nodes, and is therefore suitable for bootstrap nodes. Please see the README, the list of CHANGES.
You may get the last version by doing
git clone git://git.wifi.pps.univ-paris-diderot.fr/dht-bootstrap
or from the mirror on GitHub.
Released versions are in my download area
I am the author of the µTP support in Transmission. This has been merged into the Transmission trunk, and is enabled by default.
On a related note, see this note about tweaking TCP's congestion control algorithm.
Hekate is a highly concurrent BitTorrent seeder.