ruby-kramdown 1.17.0-2 (amd64 binary) in ubuntu focal

 The kramdown is a fast, pure Ruby, Markdown parser and converter, using
 a strict syntax definition and supporting several common
 extensions.
 .
 The kramdown library is mainly written to support the kramdown-to-HTML
 conversion chain. However, due to its flexibility it supports other
 input and output formats as well. Here is a list of the
 supported formats:
   * input formats: kramdown (a Markdown superset), Markdown, HTML
   * output formats: HTML, kramdown, LaTeX (and therefore PDF)