The Wikimedia Foundation is a nonprofit charitable organization dedicated to encouraging the growth, development and distribution of free content, multilingual content, and to providing the full content of these wiki-based projects to the public free of charge. It operates some of the largest collaboratively-edited reference projects in the world, including Wikipedia, one of the world’s 10 most-visited websites.
For a full list of projects, visit Our projects.
All projects of the Wikimedia Foundation are collaboratively developed by volunteers using the MediaWiki software. Their content may be freely used, freely edited, freely copied and freely redistributed subject to the restrictions of that license.