Yes, IIRC it's one of their big selling points. You can easily get your data out and use it for whatever you want. For example I believe many Jekyll blogs use D

Yes, IIRC it's one of their big selling points. You can easily get your data out and use it for whatever you want. For example I believe many Jekyll blogs use Disqus for comments and periodically grab all the comments then write them into the html so that google will spider the comment section.