To celebrate a decade since this symposium was founded, this special 9th annual symposium in this series, co-located with ECOC 2023, will be completely free to all interested attendees. It is sponsored by the European Commission and European companies to allow access to engineers, researchers, scientists, exhibitors and anyone with an interest in hearing the latest disruptive technology developments in this ever-widening field including: Co-packaged Optics and Near Packaged Optics Photonic Integrated Circuits and advanced packaging Quantum computation and communication Optical computing and neuromorphic networks CHIPS Act: the race for technological sovereignty in semiconductor industry Optical interconnect in extreme environments including immersion coolant, cryogenic and high temperature Advances in optical connectors and cables