the licensed one is more polished, canon, and can differ from the WN, depending on the author or what ever elements might convince him/her to do so.
Check my starter pack kit http://forum.novelupdates.com/blogs/jp-novel-starter-pack-kit-livingcorpse-rec.605/
http://forum.novelupdates.com/threads/how-does-novel-updates-work.21477/ For adding groups, novels and releases.