http://www.solwaydory.co.uk/ UK Specialists in canoe sailing. Complete sailing canoes and sailing rigs to fit out open canoes.
https://www.selway-fisher.com/ Large range of boat plans for the home builder, including open canoes and sailing canoes
https://www.fyneboatkits.co.uk/ Kits for the home builder, including open canoes, and sailing canoes
https://www.storerboatplans.com/boatplans/viola-sailing-canoe-plan-cartop-sailing-dinghy/ Plans for the home builder including open canoes and sailing canoes