Provided by: php-league-commonmark_1.3.1-1ubuntu2_all 

NAME
commonmark - parse Markdown
SYNOPSIS
commonmark [OPTIONS] [FILE]
DESCRIPTION
If no file is given, input will be read from STDIN
OPTIONS
-h, --help Shows help and usage information
-v, --version Shows the currently installed version
--safe Escapes all raw HTML input and removes unsafe URLs
EXAMPLES
Converting a file named document.md:
commonmark document.md
Converting a file and saving its output:
commonmark document.md > output.html
Converting from STDIN:
echo -e '# Hello World!' | commonmark
Converting from STDIN and saving the output:
echo -e '# Hello World!' | commonmark > output.html
See also:
Full documentation can be found at http://commonmark.thephpleague.com/
commonmark 1.3.1 March 2020 COMMONMARK(1)