RedLibre is a wireless community focused in building a big wireless network covering the whole country. (fixed spelling. -AndrewWoods)
The country being Spain. Check them out on the web at http://www.redlibre.net.
They are developing system to have coherent address space and inter-system communication with all the free networks in Spain... an RFC document is being published and when it is in a finalized state will be translated to english.
(added information gleaned in #wireless JerrittCollord)