nterface requirements of the front-end.
        </li>
</ul></div>
<p>
      Separation of front-end and back-end allows use of highly refined, but restricted
      license libraries where possible, but provides Boost license alternatives for
      users who must have a portable unconstrained license. Which is to say some
      back-ends rely on 3rd party libraries, but a header-only Boost license version
      is always available (if somewhat slower).
    </p>
<p>
      Should you just wish to cut to the ch