MarineData - Resource for yacht and dinghy sailors and motor boat enthusiasts: guides to marinas, yachting and powerboating events. - http://www.marinedata.com/
Optimist Sailing - Includes events guide, sailing tips, tuition information and contacts. - http://www.optimistsailing.org.uk/
UK Dinghy Racing - Resource for dinghy racers containing directories of UK sailing clubs and class associations. - http://www.ukdinghyracing.com
Boatlaunch - Directory of boat launch sites in the UK. - http://www.boatlaunch.co.uk/
Mountain and Marine - Online sailing, skiing and outdoor shop based in the UK, but can ship worldwide. - http://mountain-marine.com
Boating Yellow Pages - Directory of UK based marine businesses. - http://www.boatingyellowpages.co.uk