This is the apt-transport-debtorrent package, maintained by Cameron Dale . The original source can always be found at: http://ftp.debian.org/debian/pool/main/a/apt-transport-debtorrent/ The development place for apt-transport-debtorrent is at https://alioth.debian.org/projects/debtorrent/ apt-transport-debtorrent is based on the http method from Apt. Apt is copyright 1997, 1998, 1999 Jason Gunthorpe and others. The modifications are copyright 2007 Cameron Dale. The original http method from Apt, and the modifications made to it are licened under the terms of the GNU General Public License (GPL), version 2.0 or later, as published by the Free Software Foundation: This package is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This package is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this package; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA On Debian systems, the complete text of the GNU General Public License can be found in `/usr/share/common-licenses/GPL'.