Blackfriday is a Markdown processor implemented in Go. It lives on github, where you can find more information about it:

• http://github.com/russross/blackfriday

Blackfriday-tool is an example command-line tool that uses blackfriday to process markdown input. It provides a complete example of how to use blackfriday in a Go project.

Here is the help message for the tool:

Blackfriday Markdown Processor v1.1
Available at http://github.com/russross/blackfriday

Copyright © 2011 Russ Ross <[email protected]>
Distributed under the Simplified BSD License
See website for details

Usage:
  ./blackfriday-tool [options] [inputfile [outputfile]]

Options:
  -cpuprofile="": Write cpu profile to a file
  -css="": Link to a CSS stylesheet (implies -page)
  -fractions=true: Use improved fraction rules for smartypants
  -latex=false: Generate LaTeX output instead of HTML
  -latexdashes=true: Use LaTeX-style dash rules for smartypants
  -page=false: Generate a standalone HTML page (implies -latex=false)
  -repeat=1: Process the input multiple times (for benchmarking)
  -smartypants=true: Apply smartypants-style substitutions
  -toc=false: Generate a table of contents (implies -latex=false)
  -toconly=false: Generate a table of contents only (implies -toc)
  -xhtml=true: Use XHTML-style tags in HTML output

Blackfriday is distributed under the Simplified BSD License:

Copyright © 2011 Russ Ross. All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

The views and conclusions contained in the software and documentation are those of the authors and should not be interpreted as representing official policies, either expressed or implied, of the copyright holder.