User:Daniel Mietchen/Talks/Arbeitskreis Helmholtz-Pressesprecher/Wikimedia

A whole set of platforms that can be used in different ways.
Most of them are multilingual.
All have their own communities.
Lots of interaction between them.
Wikimedia Foundation's mission: "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"