title: Datamining open source software alternatives
body: <p>I am evaluating datamining packages.
  <br/>I have find these two so far:
  <li><a href="http://rapid-i.com/content/blogcategory/38/69/" rel="noreferrer">RapidMiner</a></li>
  <li><a href="http://www.cs.waikato.ac.nz/~ml/weka/" rel="noreferrer">Weka</a></li>
  Do you have any experience to share with these two products, or any other product to recommend me?
  <br/>Thanks</p>