A multi-paradigm  *(programming language), supporting *(logic), *(functional), *(imperative), *(object-oriented) and *(collection-oriented) (set-based) programming styles, with few simple and well-understood concepts, such as _(object)s, functions, rules and versioning for building search trees.

<ul class="implemementations">
  <li>_("CLAIRE - The Art of Elegant Programming"|http://claire3.free.fr/).</li>
</ul>
