You can download full database dumps of the Hitchwiki in XML format here. They are updated daily.
|Full dump (including history for each article)||English||German||French||Spanish||Portugues||Finnish||Bulgarian||Russian||Chinese||Polish|
On 1st of July 2009, hitchwiki switched from GFDL to Creative Commons. Just to preserve the GFDL-stuff, here are GFDL-licenced dumps from 1st of July 2009.
|Full dump (including history for each article)||English||German||French||Spanish||Portugues||Finnish||Bulgarian||Russian|
Can be found here: hitchwiki:offline.