Resources for LilyPond and LaTeX users writing (about) music
openLilyLib is a family of resources for authors writing (about) music with the LilyPond (www.lilypond.org) notation software and for writing about music with LaTeX (http://www.latex-project.org/).
The family members are:
OLLib
(a LilyPond extension library)
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Tutorials
(a set of documents focusing on LilyPond)
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lilyglyphs
(a package to use LilyPond's notational elements within (Xe-)LaTeX...
pyPdf-GUI is a Python-based graphical user interface for the pure-Python PDF library pyPdf, allowing the user to easily manipulate PDF files. It can extract pages, merge several files into a single one, rotate pages in a file, extract text, etc.