>> There is basically no markdown to html static site generator except maybe guile-haunt.
>
> GitHub in its "you might be interested in" feature to the left of one of their pages suggested this Racket one to me a few days ago: https://github.com/zyrolasting/polyglot
>
> But anything not too onerous to install and run on my Ubuntu 18.04 Bionic Beaver Linux system will suffice.

These are the pure-Scheme matches in the nascent Scheme API's package index:

guile-commonmark -- https://github.com/OrangeShark/guile-commonmark -- a
library for parsing CommonMark, a fully specified variant of Markdown.
The library is written in Guile Scheme and is designed to transform a
CommonMark document to SXML. guile-commonmark tries to closely follow
the , the main difference is no support for parsing block and inline
level HTML.

lowdown -- https://wiki.call-cc.org/eggref/5/lowdown -- A pure Chicken
Markdown parser