The Wikimedia Foundation (Wikimedia) is the nonprofit organisation that supports Wikipedia and the other Wikimedia free knowledge projects. It’s vision is a world in which every single human can freely share in the sum of all knowledge. Wikimedia believe that everyone has the potential to contribute something to our shared knowledge, and that everyone should be able to access that knowledge, free of interference. Wikimedia hosts the Wikimedia projects, builds software experiences for reading, contributing, and sharing Wikimedia content, supports the volunteer communities and partners who make Wikimedia possible, and advocates for policies that enable Wikimedia and free knowledge to thrive. The Wikimedia Foundation is a charitable, not-for-profit organisation that relies on donations. It receives financial support from millions of individuals around the world, with an average donation of about $15. Headquarted in San Francisco, USA. Wikimedia also receive donations through institutional grants and gifts.