<http://schema.org/description>
"The number of open source frameworks that are available today is continuously growing at an enormous pace, with over 1 million unique open source projects today, as indicated in a recent survey by Black Duck."^^<http://www.w3.org/2001/XMLSchema#string>
<http://getcloudify.org/2013/11/21/getting_your_favorite_open_source_framework_on_openstack_is_simpler_than_on_amazon_gae_or_azure.html>