Boat Design Forums

    1. Boat Design

      Discuss boat design concepts, projects, plans, reviews, resources, and general design topics.
      Discussions:
      13,485
      Messages:
      200,015
      Latest: Sail Boat Plans 34 to 40 feet Round bilge TANSL, Jun 4, 2020 at 7:42 AM
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    2. Hydrodynamics and Aerodynamics

      Technical discussion on fluid dynamics: theory and analysis.
      Discussions:
      790
      Messages:
      17,325
      Latest: About the induced drag of sails Mikko Brummer, Jun 1, 2020 at 10:24 AM
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    3. Stability

      Discuss stability issues and calculations, power and sail.
      Discussions:
      888
      Messages:
      15,030
      Latest: Water tank on Hunter 26.5 F5Pro, May 30, 2020 at 10:56 PM
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    4. Class Societies

      Scantling Rules, updates and discussion on Society Classification: Lloyds, ABS, DNV, ISO ...
      Discussions:
      356
      Messages:
      3,980
      Latest: Attached plate effective width Ad Hoc, May 21, 2020
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    5. Powerboats

      Discuss production and custom powerboats and powerboat design.
      Discussions:
      2,554
      Messages:
      26,753
      Latest: T-Craft? kapnD, Jun 3, 2020 at 10:11 PM
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    6. Motorsailers

      Discuss monohull and multihull motorsailers and motorsailer design.
      Discussions:
      139
      Messages:
      3,745
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    7. Sailboats

      Discuss monohull sailboat design, production and custom monohull sailboats.
      Discussions:
      4,187
      Messages:
      76,595
      Latest: Flat or round bottom for a foiler "board" Andrew Mason, May 31, 2020 at 9:31 PM
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    8. Multihulls

      Discuss multi-hull sailboat design, production and custom sailing catamarans and trimarans.
      Discussions:
      3,009
      Messages:
      79,600
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    9. OnBoard Electronics & Controls

      Discuss onboard mechanical, hydraulic, and electric control systems, monitoring, navigation, communication, systems integration and onboard computer systems.
      Discussions:
      798
      Messages:
      10,307
      Latest: Starlink for boats? aybabtme, May 30, 2020 at 6:29 PM
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    10. Software

      Discuss marine design software: hull design, fairing, modeling, rendering, and CNC.
      Discussions:
      2,913
      Messages:
      23,797
      Latest: Maxsurf stability structural members weight kaptcatb, Jun 4, 2020 at 1:48 PM
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    1. Option One

      Collaborative design of a power cruiser: trailerable, 300 mile range, economical at cruise & displacement speeds.
      Discussions:
      67
      Messages:
      1,727
      Latest: Cool trailerable boat parkland, Jan 9, 2015
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    2. Projects & Proposals

      An open forum to generate ideas for collaborative design projects.
      Discussions:
      396
      Messages:
      7,917
      Latest: Hybrid Powered Trimaran Liveaboard Carlazzomark, Jun 3, 2020 at 1:14 AM
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    1. Boatbuilding

      Discuss boatbuilding projects, methods, plans & kits, ask questions, and share your experiences.
      Discussions:
      10,066
      Messages:
      118,827
      Latest: My Boat Builders Web Site Ike, Jun 4, 2020 at 10:17 AM
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    2. Materials

      Discuss boatbuilding materials: composites, woods, metals, plastics, and finishes.
      Discussions:
      2,697
      Messages:
      28,109
      Latest: Propeller Nut - What happened to this Nut gonzo, Jun 4, 2020 at 8:48 AM
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    3. Marketplace

      Boatbuilding materials, tools, equipment, molds, tooling and custom projects for sale or trade.
      Discussions:
      2,511
      Messages:
      11,936
      Latest: 35 hull molds with console mold. littlecrikit, Jun 3, 2020 at 7:13 AM
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    1. Education

      Discuss schools and programs of Naval Architecture and Yacht Design and entry paths into a boat design career.
      Discussions:
      842
      Messages:
      5,900
      Latest: MACC postponed to Summer 2021 CDBarry, Jun 4, 2020 at 10:57 AM
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    2. Services & Employment

      Post positions available and marine design and boatbuilding services offered.
      Discussions:
      1,797
      Messages:
      6,037
      Latest: Mid Land 19 kapnD, May 30, 2020 at 2:02 PM
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    1. All Things Boats & Boating

      Enjoy friendly conversation with other forum members and boaters on marine-related topics, boats, and boating in general.
      Discussions:
      4,095
      Messages:
      136,023
      Latest: Ancient Voyagers and Sunken Cities: Evidence gonzo, Jun 3, 2020 at 5:38 PM
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