fe 'printf-like' format 
    operations, from Samuel Krempp.</li>
    <li><a href="regex/index.html">regex</a> - Regular expression
        library, from John Maddock</li>
    <li><a href="spirit/index.html">spirit</a> - LL parser framework&nbsp; 
    represents parsers directly as EBNF grammars in inlined C++, from Joel de 
    Guzman and team.</li>
    <li><a href="tokenizer/index.html">tokenizer</a> - Break of a string or other
      character sequence into a series of tokens, from John Bandela.</li>
</u