not for profit organization

Inaturalist

Site and community for reporting personal observations of any plant or animal species in the world.

Freenet

Freenet is free software which lets you anonymously share files, browse and publish "freesites" (web sites accessible only through Freenet) and chat on forums, without fear of censorship. Freenet is decentralised to make it less vulnerable to attack, and if used in "darknet" mode, where users only connect to their friends, is very difficult to detect.

Safecast

Arduino boards can be purchased pre-assembled or as do-it-yourself kits. Hardware design information is available for those who would like to assemble an Arduino by hand. It was estimated in mid-2011 that over 300,000 official Arduinos had been commercially produced

Mapping the commons

A research project and a nomadic urban laboratory to explore that complex concept called the urban commons. The project proposes a method where the commons are discussed, defined with parameters and, sometimes, represented in short videos. In addition it creates a networks of people involved on the research about urban commons to organize workshops to mapping commons on main cities around the world.

Gnutella2

Gnutella2, often referred to as G2, is a peer-to-peer protocol developed mainly by Michael Stokes and released in 2002. While inspired by the gnutella protocol, G2 shares little of its design with the exception of its connection handshake and download mechanics.[1] It adopts an extensible binary packet format and an entirely new search algorithm.

Guifi

Guifi.net is a telecommunications network, is open, free and neutral because is built through a peer to peer agreement where everyone can join the network by providing his connection, and therefore, extending the network and gaining connectivity to all.

Spain Gamers

Spain Gamers is a digital space to share game experiences, tricks and strategies about the most popular games within the gamers community.

LocalWiki

LocalWiki is a grassroots effort to collect, share and open the world’s local knowledge.We want anyone, anywhere to be able to learn about where they live — their local government, the history of their neighborhoods, streets, social movements, noteworthy local figures, social services, schools – every facet of life in their community. And we believe that this vast collection of local knowledge should be created by the people who know it best - individual community members working together. There are already over 70 independent LocalWiki projects in 9 countries and in 7 languages.

P2P Wikisprint

The P2P WikiSprint brings together activists, researchers, hackers, journalists, etc. to map and document P2P collaborative experiences

Pages

There are currently 383 Commons-Based Peer Production cases!