Drupal 7 introduced entities. To support adding licenses directly to entities like Media, I've started making changes to to head in that direction while updating the module to work with D7.
alpha1 - Direct port of D6 module alpha2 - Alter schema to support entities
alpha3 - Finish D7 update so all Views, Fields, and Blocks are working
alpha4 - Update RFD to work with D7 core RDF
apha5 - Add update hook and test migration from D6
beta1 - All the features and functionality from D6
7.2 branch - Move CC fields from vertical tabs to a field that can be added to an entity