Okawix lets you download the whole content of Wikipedia, with or without images, so that you can browse it offline. Okawix is available in 253 languages and includes sister projects of the Wikimedia Foundation (Wikisource, Wiktionary, Wikiquote, Wikibooks).
Okawix is a free software available under GPL http://www.gnu.org/licenses/gpl.html licence; sources are available on the SourceForge project. http://sourceforge.net/projects/okawix
Released by Slade Publishing http://sladepub.com @SladePub http://twitter.com/sladepub