Donate now 
Help us unlock the world’s knowledge.
As a nonprofit, Wikipedia and our related free knowledge projects are powered primarily through donations.
Connect — 連接
Stay up-to-date on our work.
Get email updates
Subscribe to news about ongoing projects and initiatives.
Contact a human
Questions about the Wikimedia Foundation or our projects? Get in touch with our team.
Follow
Photo credits
WP20_mark_example
BFlores (WMF), Wikipedia wordmark. Number 20 set in the font Linux Libertine. MediaWiki, cake, puzzle globe, and fireworks symbols by Jasmina El Bouamraoui and Karabo Poppy Moletsane. Custom Wikipedia 20 mark.
