The Wikimedia Foundation, Inc. is a nonprofit charitable organization dedicated to encouraging the growth, development and distribution of free, multilingual content, and to providing the full content of these wiki-based projects to the public free of charge. The Wikimedia Foundation operates some of the largest collaboratively edited reference projects in the world, including Wikipedia, the fourth most visited website in the world.
The mission of the Wikimedia Foundation is to empower and engage people around the world to collect and develop educational content under a free license or in the public domain, and to disseminate it effectively and globally.
Free encyclopedias in all languages of the world
Multilingual free content dictionary in every language
Repository of quotations
Collection of free e-book resources
Collection of texts that could be distributed as free and open content
Central, more extensive species database for taxonomy
Providing a free content alternative to commercial news sites
Learning materials and learning communities, as well as research
Central repository for free photographs, diagrams, maps, videos, etc