Nicotine+ is a Soulseek client.

Usage: nicotine [OPTION]...
-c file, --config=file Use non-default configuration file
-p dir, --plugins=dir Use non-default directory for plugins
-t, --enable-trayicon Enable the tray icon
-d, --disable-trayicon Disable the tray icon
-h, --help Show help and exit
-s, --hidden Start the program hidden so only the tray icon is shown
-b ip, --bindip=ip Bind sockets to the given IP (useful for VPN)
-l port, --port=port Listen on the given port. Overrides the portrange configuration
-v, --version Display version and exit