Folks who use the Wikimedia projects may have heard that a url shortener is now available for them [1]. We now dump a list of the urls and their shortcuts once a week. The first such dump is available for download already [2]. It's been a long time coming. Enjoy!
Ariel
[1] https://meta.wikimedia.org/wiki/Wikimedia_URL_Shortener [2] https://dumps.wikimedia.org/other/shorturls/
xmldatadumps-l@lists.wikimedia.org