Extremely Reliable Operating System, is a small, secure (_(capability)-based), _(real-time) *(OS) that provides _(orthogonal persistence).

<ul class="implementations">
  <li>_("Home page"|http://www.eros-os.org/).</li>
  <li>_("Old home page"|http://www.cis.upenn.edu/~eros/).</li>
</ul>

Note that there is an homonym, amatorial, <strong>unrelated</strong> _(OS):

<ul class="implementations">
  <li>_("Eros 1.00"|http://usuarios.maptel.es/joan/eros.htm).</li>
</ul>
