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Wiki Collaboration

Wikis for Wikipedia, wikis for you

The free and open source wiki software powering Wikipedia and other Wikimedia projects. Create a website with collaborative content editing and a rich ecosystem of extensions.

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Open Source Wiki Software

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Open Source

Licensed under GPLv2, MediaWiki is free to use, modify, and redistribute.

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Scalable

Handles small community projects to massive sites like Wikipedia.

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Multilingual

Available in over 45 languages with built-in internationalization.

Used by Millions

Wikipedia

The free encyclopedia

Wikimedia Commons

Free media repository

Wikispecies

Species directory

Wikibooks

Free textbooks

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MediaWiki makes it easy to create, share, and manage collaborative content.

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