Florida catamaran sailing, includes discussion forum, photos, videos, club links, schedule, classifieds, and one design fleets

UK site covers the European catamaran race news, has reviews, photography, and discussion of boat designs.

Portal for catamaran sailing enthusiasts from maxis to beach cats to racing to cruising: headlines on beach catamaran events, issues, notices, news, classifieds.

International (independent) user forum for Dragonfly 800, 920, 1000 and 1200 Trimarans. Including information exchange on all aspects of Dragonfly Trimarans plus news and dates and For Sale/Wanted page.

News of multihull regattas in Florida, contains race schedules, reviews, and photography.

Profiles all boat models, brands, designers, yards, and associations. News and feature articles and used boat search.

Covers all types of outrigger sailing canoes and proas known as flying or Micronesian proas. Includes history and specifications of proas from 16 to 52 feet.

Articles on the sailing, design, development, building, racing, and history of proas.

Site of a one off trimaran for racing against itself. They try to optimize the multihull to reach speeds above 30 knots.

Supernova trimaran construction details plus links and a discussion forum.