linuxdcpp 1.1.0-1ubuntu2 (amd64 binary) in ubuntu bionic

 Direct connect is a peer-to-peer (P2P) file-sharing protocol.
 Clients connect to a central hub where they can view a list of
 clients or users connected to them. Users can search for files
 and download them from other clients, as well as chat with other
 users.
 .
 The most popular Windows client implementing this protocol
 currently is DC++. LinuxDC++ is a Linux port of DC++. Though it is
 primarily aimed at Linux, it has been shown to work on other
 Unix-based operating systems as well.