Sin­ce the GDPR beca­me effec­ti­ve on May 25, 2018 – and even befo­re – aut­ho­ri­ties have draf­ted a lar­ge num­ber of opi­ni­ons. Tay­lor Wes­sing has com­pi­led a com­pre­hen­si­ve over­view of the opi­ni­ons with links on 51 pages, struc­tu­red by aut­ho­ri­ties. The docu­ment is con­ti­nuous­ly updated and is available here.