Apache SSI - a lighweight way to build pages from parts

Apache SSI (Server Side Includes)

<!DOCTYPE html>
<html lang="en">
  <head>
    <title>The Great Binding Law, Gayanashagowa (Constitution of the Iroquois Nations)</title>
    <!--#include virtual="inc/htmlhead.shtml" -->
  </head>
  <body class="pagecontainer" id="part1">
    <!--#include virtual="inc/header.shtml"-->
    <!--#include virtual="inc/nav.shtml"-->
    <main>
      <!--#include virtual="inc/content1.shtml"-->
    </main>
    <!--#include virtual="inc/footer.shtml" -->
  </body>
</html>