Markdown is a lightweight markup language, originally created by John Gruber and Aaron Swartz allowing people "to write using an easy-to-read, easy-to-write plain text format, then convert it to structurally valid XHTML (or HTML)"

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 What: tclsundown
 Where: http://jeremy.cowgar.com/fossil/tclsundown.cgi
 Description: Tcl wrapper around the popular Sundown C library. Provides the ability to convert text
    from the markdown format into HTML and XHTML. It implements many extensions to markdown as well
    including SmartyPants which translates plain ASCII punctuation characters into “smart” typographic
    punctuation HTML entities
 Updated: 11/2011
 Contact: [jnc] - mailto:jeremy@cowgar.com
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