This poster presents the Norwegian OPERAS National Node, a collaboration between erih+ (hosted by The Norwegian Directorate for Higher Education and Skills) and UiT – The Arctic University of Norway. The poster outlines OPERAS-NO's role in strengthening open and sustainable scholarly communication in the Social Sciences and Humanities. It highlights ongoing work related to Diamond Open Access, multilingual publishing, research infrastructure coordination, and the integration of Norwegian SSH communities within European initiatives and frameworks. It also presents the node’s strategic goals, planned activities, and long-term ambition to contribute to a more connected and sustainable SSH publishing ecosystem in Norway and Europe.