Quoting from [TTX/FontTools Sourceforge Project](http://sourceforge.net/projects/fonttools/)
> a tool to convert OpenType and TrueType fonts to and from XML. FontTools is a library for manipulating fonts, written in Python. It supports TrueType, OpenType, AFM and to an extent Type 1 and some Mac-specific formats.
From your command line type the above command to get fontools installed on your system.
### Installation
See [install.txt](https://github.com/behdad/fonttools/blob/master/Doc/install.txt) in the 'Doc' subdirectory for instructions on how to build and install TTX/FontTools from the sources.
### Documentation
#### What is TTX ?
See [documentation.html](https://github.com/behdad/fonttools/blob/master/Doc/documentation.html) in the "Doc" subdirectory for TTX usage instructions and information about the TTX file format.