*[[http://claymore.engineer.gvsu.edu/~steriana/Software/gerbmerge/index.html|gerbmerge]]
  *dependency : python-simpleparse
Install
<code bash>
$ sudo python setup.py install --prefix=/usr
</code>
<code bash>
$ gerbmerge -v

GerbMerge Version 1.6  --  Combine multiple Gerber/Excellon files

This program is licensed under the GNU General Public License (GPL). See
http://www.fsf.org for details of this license.

Andrew Sterian
Padnos College of Engineering and Computing
Grand Valley State University
<steriana@gvsu.edu>
<http://claymore.engineer.gvsu.edu/~steriana>
</code>
<code bash>
$ gerbmerge layout1.cfg
</code>