Soupault 2.1.0 is available, with Win64 support and new options:
Configurable content insertion actions (e.g. take a non-empty page as a template and replace its content).
Fallback selectors for inclusion widgets (e.g. insert a footer in <div id="footer"> but if there's no such element, just append to the <body>)
Configurable heading slugification options for ToC
An option to keep the original doctype.
Full announce: https://soupault.neocities.org/blog/soupault-2.1.0-release/