As an anonymous user, you can only add new data. If you would like to also modify existing data, please create an account and indicate your languages on your user page.
What data we collect from the users
OmegaWiki is based on MediaWiki and the data collected are not more than what is collected by MediaWiki. So you can have a look at https://wikimediafoundation.org/wiki/Privacy_policy to get an idea.
We don't sell data.
Not sure what else to cover. Any question?