On 16 May 2019, Knowledge Unlatched announced the launch of a new hosting platform for Open Access books, the Open Research Library (ORL). Since the announcement multiple actor groups involved in the production of open monographs have voiced their concerns about the new platform as it goes against the fundamental principles and values that define open, transparent and community-led scholarly infrastructures. At DARIAH, we believe that the sustainability, optimal coverage, and most importantly the openness of scholarly infrastructural components are key in shaping the future of scholarly communication for the better. Therefore, we would here like to express our endorsement for the statement by our sister infrastructure, OPERAS, in response to the Open Research Library. The full text of their statement can be found below. In support of open infrastructures: A statement from OPERAS in response to the ‘Open Research Library’, a new initiative from Knowledge Unlatched On May 16,...