Open Source Accommodation
See: http://www.bewelcome.org/
Discussion
"What to do about open source accommodation? We stayed with kind and generous locals via free hospitality exchange: Be Welcome is the open source option, non-profit, democratic and transparent– Couchsurfing is none of these, but it has the biggest user share." (http://www.shareable.net/blog/how-public-is-your-transport)