 <li>See <a href="https://nouveau.freedesktop.org">nouveau.freedesktop.org</a>
  for more information about Nouveau drivers.</li>
  <li>See <a href="https://www.x.org/wiki/RadeonFeature">www.x.org/wiki/RadeonFeature</a>
  for more information about Radeon drivers.</li>
</ul>

<h2>1.3 What purpose does Mesa serve today?</h2>
<p>
Hardware-accelerated OpenGL implementations are available for most popular
operating systems today.
Still, Mesa serves at least these purposes:
</p>
<ul>
<li>Mesa is used as the core