Webpage Docs tools - jhhl/AUMI-Together GitHub Wiki
Webpage Documentation Tools
This is related to the webapp frameworks, but more oriented toward making static pages that could possibly be repurposed into PDFs or other products.
Chief among these are:
Jekyll No more databases, comment moderation, or pesky updates to install—just your content.
The Jekyll source turns into a "Site" and a few other projects. It can also convert a number of existing formats.
There is also the Wiki to PDF converter (also does HTML)