liblowdown-dev binary package in Ubuntu Jammy i386

 Lowdown is a Markdown translator producing HTML5, roff documents in the ms and
 man formats, LaTeX, gemini, and terminal output.
 .
 Beyond traditional Markdown syntax support, lowdown supports the following
 Markdown features and extensions:
  * autolinking
  * fenced code
  * tables
  * superscripts
  * footnotes
  * disabled inline HTML
  * “smart typography”
  * metadata
  * commonmark (in progress)
  * definition lists
  * extended image attributes
 .
 This package contains development libraries, header files, and manpages.

Source package