OpenUDC aims to define a set of open protocols and standards to exchange new currencies, and to provide a free software implementation of them. OpenUDC is a set of free softwares designed to create a free money system based on a decentralized human P2P network. The OpenUDC softwares are designed to manage a free money system as described by the TRM (Théorie Relative de la Monnaie), that means a money system where no human has privileges in front of money creation either in time or in space. These money systems solutions are Universal Dividend based money systems.

The value accounting system deals with the creation and transformation of value in the context of a commons-based peer production system. It describes amalgamation of value in peer-production. At the network level, it describes transformation and flow of value. Different types of value are identified and a valuation mechanism is put in place. The value created is attributed to its creators. The Value Accouting System software is open source software and is openly available. It is currently used by Sensorica.ca and Guerrilla Translations (both listed in this directory)

Metamaps.cc is a free and open source web platform for changemakers, innovators, educators and students. It enables individuals and communities to build and visualize their shared knowledge and unlock their collective intelligence. Metamaps.cc is created and maintained by a distributed, nomadic community comprised of technologists, artists and storytellers.They are currently based between San Francisco, CA and Waterloo, Ontario, Canada.

Freedom Box Project was inspired by Eben Moglen's vision of a small, cheap and simple computer that serves freedom in the home. It is building a Debian based platform for distributed applications. It aims to provide people privacy protection on a cheap plug server so everybody can have privacy and data can't be mined by governments, billionaires, thugs or even gossipy neighbors.

hackerspaces.org is website is for anyone who wants to share their hackerspace stories and questions with the global hackerspaces community.

The Chaos Computer Club e. V. (CCC) is Europe's largest association of hackers. For more than thirty years we are providing information about technical and societal issues, such as surveillance, privacy, freedom of information, hacktivism, data security and many other interesting things around technology and hacking issues. As the most influential hacker collective in Europe we organize campaigns, events, lobbying and publications as well as anonymizing services and communication infrastructure.

c-base e. V. is a non-profit association of about 515 members located in Berlin, Germany. The purpose of this association is to increase knowledge and skills pertaining to computer software, hardware and data networks. The association is engaged in numerous related activities.

Noisebridge is an award winning anarchistic educational hackerspace in San Francisco, inspired by hackerspaces in Europe, like the Metalab in Vienna and c-base in Berlin. It is a registered non-profit California corporation, with IRS 501(c)(3) charitable status. According to the Noisebridge website's Vision page, "Noisebridge is a space for sharing, creation, collaboration, research, development, mentoring, and of course, learning.

Propongo is a collaborative group decision making tool. People can propose, rate proposals and discuss these proposals.

15Mpedia is a free enciclopedia about the 15M movement knowledfe. Similar to wikipedia, it is build by many contributors and the generated content is free (with a Creative Commons By-Sa license)