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Learn about Wikimedia technology

Explore core Wikimedia technology and open source projects.

Introduction to Wikimedia technology

Learn about the main technical areas where developers can contribute.

Videos und Tech-Talks

Learn about Wikimedia technology through recorded presentations from the community.

Cloud-Werkzeuge und -Dienste

Learn about shared hosting, data services, and other infrastructure support for technical contributions to Wikimedia projects.


MediaWiki is the software that powers Wikipedia, its sister projects, and thousands of wikis all over the world.

Lokalisierung und Internationalisierung

Write code that can be localized, get your code translated, and contribute to making Wikimedia technology multilingual.

Mobile Apps

Expand the reach of Wikimedia content by contributing to mobile apps for Wikipedia, Wikimedia Commons, and other projects.

Wikibase und Wikidata

Wikibase is a MediaWiki extension for working with structured data, and it's the software that powers Wikidata.