Websites dedicated specifically to the 500th Anniversary of the Reformation in several languages.
Evangelical Church in Germany, reformation events in Germany
Luther2017 - Online resources in various languages for the 500th Reformation
Spanish Resources for the 500th Reformation
ELCA500.org - Freed & Renewed in Christ - 500 Years of God’s Grace in Action, from the Evangelical Lutheran Church in America
Christian History Institute search Reformation or the name of a reformer