Ourproject.org wiki

Description
"Ourproject.org provides a space for  work for Free Projects of any theme (not only free software) together with  s, with the objective of sharing all types of knowledge under / licenses."

"The ourproject.org initiative is ... a tool which encourages the cooperative work effort of all types of people from every part of the world, promoting the coming together of people and the exchange of ideas and solutions to problems, with the condition that the results of the projects will remain freely accessible to whoever may find them useful, within this tool."

Content in several languages including Spanish and English.