MediaWiki is a free and open-source wiki app, used to power wiki websites such as Wikipedia, Wiktionary and Commons, developed by the Wikimedia Foundation and others.
docker run --name some-mediawiki -v /local/data/images:/usr/share/nginx/html/images \
-v /local/data/extentions_to_install:/tmp/extensions \
-v /local/data/LocalSettings.php:/usr/share/nginx/html/LocalSettings.php:ro \
-d jdrbahamut/mediawiki
Extensions in the /tmp/extensions folder of the images will be copy into extensions folder at the startup of the container.