www.Neo-Modus.com - The orriginal makers of Direct Connect.

Open Direct connect - A rival client written in many languages, Thanks to them for being open source, without that my project would not have gotten off the ground.

DC++ - A Rival Client, they have a lot of neat stuff, i hope to make mine better.

Wastingtape.com - Wastingtape is the developer for the dcon hub.