Enrico Gregorio submitted the
xpiano
package.
Version: 1.0 / 2015-05-23 License: lppl1.3
Summary description: An extension of the piano package.
Announcement text: ----------------------------------------------------------------------
xpiano - An extension of piano.sty by Émile Daneault ====================================================
This package is an extension of piano.sty, written in expl3 in answer to a couple of questions on TeX.StackExchange
http://tex.stackexchange.com/questions/162184/ http://tex.stackexchange.com/questions/246276/
It features extended syntax and several options, like setting the color, adding numbers for pitch analysis, one or two octaves and others.
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This package is located at http://mirror.ctan.org/macros/latex/contrib/xpiano/
More information is at http://www.ctan.org/pkg/xpiano
We are supported by the TeX Users Group http://www.tug.org . Please join a users group; see http://www.tug.org/usergroups.html .
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Thanks for the upload.
For the CTAN Team Petra Rübe-Pugliese