X.net is a group of activists specialised in several fields related to the new digital era, and the Internet Paradigm.

The Free Culture Forum (FCForum) is an international encounter of the most relevant organizations and individuals on free culture, digital rights and access to knowledge, people engaged in reflecting on the social and economic challenges of the dissemination of culture and knowledge in the digital age. This event has been taking place in Barcelona every year since 2009, jointly with the oXcars, a free culture festival.

Wikidata is a free knowledge base that can be read and edited by humans and machines alike. It is for data what Wikimedia Commons is for media files: it centralizes access to and management of structured data, such as interwiki references and statistical information. Wikidata contains data in every language supported by the MediaWiki software. Wikidata is a project of the Wikimedia Foundation: a free, collaborative, multilingual, secondary database, collecting structured data to provide support for Wikipedia, Wikimedia Commons, the other Wikimedia projects, and well beyond that.

BioMed Central (BMC) is a United Kingdom-based, for-profit scientific publisher specialising in open access journal publication in the domains of Science, Technology and Medicine. BioMed Central and its sister companies Chemistry Central and PhysMath Central publish over 200 scientific journals. Most BioMed Central journals are now published only online. BioMed Central describes itself as the first and largest open access science publisher. It is owned by Springer Science+Business Media.

myExperiment is a social networking site and Virtual Research Environment (VRE) designed for people to share, discover and reuse workflows. myExperiment enables scientists to contribute to a pool of workflows that can be reused and repurposed by other scientists, promoting building of communities, forming of relationships and collaboration.

PLOS (for Public Library of Science) is a nonprofit open access scientific publishing project aimed at creating a library of open access journals and other scientific literature under an open content license. It launched its first journal, PLOS Biology, in October 2003 and publishes seven journals, all peer reviewed, as of April 2012.

DatAnalysis15M is a transdisciplinary research group about digital activism and techno-politics. The group is formed by researchers and research centers, such as the Communication Program and Civil Society IN3, Barcelona Media Foundation and Outliers . The group was born in June 2012 in Barcelona and mainly worked with and around actors and groups actived since the mobilization of the 15th of May of 2011 in Spain.

The OpenScience project is dedicated to writing and releasing free and Open Source scientific software. We are a group of scientists, mathematicians and engineers who want to encourage a collaborative environment in which science can be pursued by anyone who is inspired to discover something new about the natural world. Much of the work of science depends on having appropriate tools available to analyze experimental data and to interract with theoretical models. Powerful computers are now cheap enough so that significant processing power is within reach of many people.

Open Source Robotics Foundation, Inc. (OSRF) is an independent non-profit organization founded by members of the global robotics community. The mission of OSRF is to support the development, distribution, and adoption of open source software for use in robotics research, education, and product development.

The Open Knowledge Foundation is a non-profit organisation founded in 2004 and dedicated to promoting open data and open content in all their forms – including government data, publicly funded research and public domain cultural content.