Piwik can be set to follow the Do Not Track header.
It rigidly follows DNT, not storing the request at all.
It looks like Google and other analytics players are going to refuse to follow DNT, after a hilariously weak proposal by the DAA was rejected by the W3C committee.
It looks like Google and other analytics players are going to refuse to follow DNT, after a hilariously weak proposal by the DAA was rejected by the W3C committee.