capsite/layouts/_footer.html

<div id="footer">
  Powered by <a href="https://notabug.org/jpmouse/capsite">
    capsite</a> v<em><%= siteconfig(:version) %></em>
  &mdash;
  Licensed under <a href="http://www.gnu.org/licenses/agpl-3.0.html">
    GNU Affero GPLv3</a>
  &mdash;
  <a href="mailto:<%= siteconfig(:email) %>">contact</a>
</div>