
aMuleGUI
aMule remote control

aMule
A client for the eD2k network

Vuze
Download and share files using the BitTorrent P2P network
Deluge
Download and share files over BitTorrent

EiskaltDC++ Gtk3
Share files over the DC++ network

EiskaltDC++ Gtk
Share files over the DC++ network

EiskaltDC++ Qt Mini
Share files over the DC++ network

EiskaltDC++ Qt
Share files over the DC++ network
BitTorrent Download Client
Download files with BitTorrent
MLDonkey GUI
multi-protocol P2P program
GNUnet Secured P2P
Share files using GNU's anonymous and censorship-resistant network
GNUnet Setup
Configure GNUnet

gtk-gnutella
A GUI based Gnutella Servent
KTorrent
A BitTorrent program by KDE
LinuxDC++
A file-sharing client for the Direct Connect network

Miro
Fully featured video and music player, podcast client, and bittorrent client
Nicotine-Plus
Python client for the SoulSeek P2P file sharing network which uses Gtk+.
qBittorrent
Download and share files over BitTorrent
Transmission
Download and share files over BitTorrent
Qtransmission Bittorrent Client
Download and share files over BitTorrent
Transmission Remote
Remotely manage the Transmission BitTorrent client

Valknut
Share files over the Direct Connect network

aLinkCreator
aMule ed2k link creator
wxCas
aMule online statistics

GNUnet Secured P2P (Graphical front-end tools)
Graphical front-end tools for GNUnet, the anonymous and censorship resistant network.
Start Syncthing
Starts the main syncthing process in the background.

Torrent File Editor
Edit and create .torrent files
VLC media player (bittorrent)
Read, capture, broadcast your multimedia streams
Syncthing Web UI
"Opens Syncthing's Web UI in the default browser (Syncthing must already be started)."
Transmission (Qt)
Download and share files over BitTorrent

Epour
Download and share files over BitTorrent

Haguichi
Join and create local networks over the Internet