This is the README file for the YaX package. Author: Paul Isambert. E-mail: zappathustra AT free DOT fr Comments and suggestions are welcome. Date: July 2010. The package is a format-independent key system, with some peculiarities. It is format-independent and based on texapi (and thus requires e-TeX at least). Relevant information can be found in yax-doc.pdf Files in this distributions: yax.tex => The bulk of the code. t-yax.tex => A wrapper file for ConTeXt. yax.sty => A wrapper file for LaTeX. yax-doc.tex => The source of the documentation. yax-doc.pdf => The typeset documentation. To process the documentation source, you need the piTeX files (available on CTAN) on top of plain TeX with LuaTeX at least v.0.6. Non-free fonts are used. Licensing of this package is covered by LPPL.