WPTFV: Tritium, fuelling & vacuum systems project WPDTT1: Assessment of alternative divertor geometries and liquid metals PFCs WPMAG: Magnets system project WPPMI: Plant Level System Engineering, Design Integration and Physics Integration WPPMI: Plant Level System Engineering, Design Integration and Physics Integration WPDTT1: Assessment of alternative divertor geometries and liquid metals PFCs WPBB: Breeding blanket project WPS1: Preparation and Exploitation of W7-X Campaigns WPPFC: Preparation of efficient PFC operation for ITER and DEMO WPJET4: JET Enhancements