This years Open Education Week has come to an end, you can still check out the archives from past years.
From the website: "An annual celebration, Open Education Week (OE Week) is an opportunity for actively sharing and learning about the latest achievements in Open Education worldwide.

Started in 2012 by the Open Education Global as a collaborative, community-built open forum, Open Education Week seeks to raise awareness and highlight open education efforts worldwide. OE Week provides practitioners, educators and students an opportunity to gain a greater understanding of open educational practices and be inspired by the wonderful work being developed by the community around the world."