One example is Freifunk in Germany. There is also a large network in Spain, but I forget what it is called. There is also this: https://news.ycombinator.com/it

One example is Freifunk in Germany. There is also a large network in Spain, but I forget what it is called. There is also this: https://news.ycombinator.com/item?id=25412367 https://news.ycombinator.com/item?id=25412367 which was recently discussed on HN.