Warranty, License and Copying

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# Appendix E: Warranty, License and Copying

XTrackCAD is Copyright 2003, Sillub Technology and Copyright 2007, Bob Blackwell and Martin Fischer.

Some icons are taken from the Tango Free Desktop project and are covered by the Creative Commons Attribution-ShareAlike 2.5 License Agreement.

- E.1 Warranty
- E.2 Copying and Distribution
- E.3 GNU General Public License