Boat Design

Discuss boat design concepts, projects, plans, reviews, resources, and general design topics.

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  1. aktxyz123

    "CNC" english wheeling of aluminum plates

    aktxyz123, Aug 22, 2020
    Replies:
    4
    Views:
    4,669
    gonzo
    Sep 7, 2020
  2. Jure Bebic

    Flexural Stiffness -High speed light craft

    Jure Bebic, Sep 1, 2020
    Replies:
    7
    Views:
    3,185
    Jure Bebic
    Sep 7, 2020
  3. BIG MAC

    slipper launch

    BIG MAC, Aug 3, 2004 ... 2
    Replies:
    17
    Views:
    23,866
    Corasco
    Sep 8, 2020
  4. pironiero

    What does One design mean?

    pironiero, Sep 8, 2020 ... 2
    Replies:
    19
    Views:
    5,082
    gonzo
    Sep 10, 2020
  5. JT2017

    Using inverted M bracket as lifting strake, pros and cons

    JT2017, Apr 6, 2020
    Replies:
    5
    Views:
    4,228
    JSL
    Sep 10, 2020
  6. JohnRichard

    Sail hull power conversion questions

    JohnRichard, Sep 9, 2020
    Replies:
    7
    Views:
    3,591
    Will Gilmore
    Sep 11, 2020
  7. Squidly-Diddly

    is this a real modern container ship hull shape? looks very unbalanced front to rear.

    Squidly-Diddly, Sep 11, 2020 ... 2
    Replies:
    20
    Views:
    7,085
    Mr Efficiency
    Sep 12, 2020
  8. adam stevens

    Double ender designs slow

    adam stevens, Sep 10, 2020
    Replies:
    11
    Views:
    6,228
    Velsia
    Sep 13, 2020
  9. mariobrothers88

    Harryproa...Too good to be true?

    mariobrothers88, Sep 12, 2020
    Replies:
    4
    Views:
    5,719
    CocoonCruisers
    Sep 14, 2020
  10. Dominika

    3D Commercial Ships Visualizations

    Dominika, Sep 14, 2020
    Replies:
    2
    Views:
    1,991
    Dominika
    Sep 15, 2020
  11. mariobrothers88

    Jamie Mantzel's Fiberglass Pontoon/Catamaran Fiberglass Boat Design

    mariobrothers88, Sep 9, 2020 ... 2 3
    Replies:
    34
    Views:
    9,465
    Rumars
    Sep 16, 2020
  12. peter radclyffe

    N D T Keelbolts

    peter radclyffe, Sep 14, 2020
    Replies:
    3
    Views:
    1,762
    gonzo
    Sep 17, 2020
  13. livenlearn

    12x36 houseboat on encapsulated foam

    livenlearn, Sep 13, 2020
    Replies:
    14
    Views:
    4,905
    bajansailor
    Sep 18, 2020
  14. pironiero

    Is class 950 still relevant?

    pironiero, Sep 17, 2020
    Replies:
    4
    Views:
    3,302
    waikikin
    Sep 19, 2020
  15. ryanonthebeach

    Tabernacle feasibility 65ft carbon mast

    ryanonthebeach, Sep 17, 2020
    Replies:
    11
    Views:
    3,355
    Rumars
    Sep 20, 2020
  16. brendan gardam

    Sitting height cabin

    brendan gardam, Sep 20, 2020
    Replies:
    6
    Views:
    5,925
    brendan gardam
    Sep 21, 2020
  17. dustman

    Sail Area / Power

    dustman, Sep 2, 2020 ... 2 3 4
    Replies:
    49
    Views:
    9,877
    fastsailing
    Sep 21, 2020
  18. dustman

    Controlling draft on flat cut sail?

    dustman, Aug 27, 2020 ... 2 3 4
    Replies:
    45
    Views:
    7,900
    dustman
    Sep 22, 2020
  19. rosiner

    Hull made out of 2205 duplex steel

    rosiner, Sep 1, 2020
    Replies:
    6
    Views:
    3,666
    fredrosse
    Sep 23, 2020
  20. rfleet1066

    Sebastian Marie to the next level

    rfleet1066, Sep 21, 2020
    Replies:
    4
    Views:
    2,063
    gonzo
    Sep 24, 2020
  21. kleenbreeze

    Do Cloth Wingsails Actually Work?

    kleenbreeze, Sep 26, 2020
    Replies:
    2
    Views:
    1,900
    kleenbreeze
    Sep 26, 2020
  22. Michael Browne

    Foil design for my motor trimaran

    Michael Browne, Sep 14, 2020
    Replies:
    13
    Views:
    3,949
    W9GFO
    Sep 27, 2020
  23. AleX`G

    Wing Sail design

    AleX`G, Jun 27, 2006 ... 2
    Replies:
    24
    Views:
    27,196
    ken61137
    Sep 27, 2020
  24. JamesRiver

    Utility Semi-Vee Hull

    JamesRiver, Sep 27, 2020
    Replies:
    5
    Views:
    5,141
    DCockey
    Sep 28, 2020
  25. why crazy

    would outboards mounted midships just break tradition, or other risks?

    why crazy, Aug 10, 2020
    Replies:
    13
    Views:
    4,778
    brendan gardam
    Sep 30, 2020
  26. MRee

    moving Pontoon boat outboard transom forward

    MRee, Jul 11, 2019
    Replies:
    12
    Views:
    6,859
    BlueBell
    Sep 30, 2020
  27. Shallowbag Shanty

    29ft, 1976 sportcraft C-Eagle with 351W engine OMC outdrive.

    Shallowbag Shanty, Sep 29, 2020 ... 2
    Replies:
    23
    Views:
    5,433
    Shallowbag Shanty
    Sep 30, 2020
  28. Robert-Shetland

    Welder / Marine Engineer new to Designing and building boats

    Robert-Shetland, Sep 28, 2020
    Replies:
    5
    Views:
    2,872
    Robert-Shetland
    Oct 4, 2020
  29. misanthropicexplore

    Sailboat modifications for shorthanded, blue water passages

    misanthropicexplore, Sep 22, 2020 ... 2
    Replies:
    26
    Views:
    11,396
    tlouth7
    Oct 5, 2020
  30. DCockey

    Catamaran aluminum yachts announced by Metal Shark

    DCockey, Sep 27, 2020 ... 2 3
    Replies:
    33
    Views:
    9,848
    Ad Hoc
    Oct 5, 2020
  31. mustafaumu sarac

    Copenhagen Ship curves was rhino, now dxf and dwg

    mustafaumu sarac, Dec 22, 2017
    Replies:
    4
    Views:
    5,238
    mustafaumu sarac
    Oct 6, 2020
  32. clmanges

    Historic junk

    clmanges, Oct 9, 2020
    Replies:
    2
    Views:
    2,797
    Will Gilmore
    Oct 9, 2020
  33. Velsia

    Seaworthiness: The Forgotten Factor- C.A Marchaj

    Velsia, Sep 13, 2020 ... 2 3 4
    Replies:
    45
    Views:
    9,174
    Velsia
    Oct 12, 2020
  34. George T

    Suggestions on this design

    George T, Oct 12, 2020
    Replies:
    3
    Views:
    2,139
    Richard Woods
    Oct 13, 2020
  35. peter radclyffe

    Estonia sinking

    peter radclyffe, Sep 29, 2020
    Replies:
    11
    Views:
    3,303
    Ike
    Oct 14, 2020
  36. Ricardo Aurelio

    Little help with DNV rule

    Ricardo Aurelio, Oct 14, 2020
    Replies:
    0
    Views:
    1,750
    Ricardo Aurelio
    Oct 14, 2020
  37. Murky Deep

    Minor modification of existing design?

    Murky Deep, Oct 14, 2020
    Replies:
    2
    Views:
    2,196
    Murky Deep
    Oct 14, 2020
  38. mustafaumu sarac

    How to make my heavy dinghy Wave rider foil propulsion ?

    mustafaumu sarac, Oct 15, 2020
    Replies:
    3
    Views:
    3,081
    mustafaumu sarac
    Oct 16, 2020
  39. an2reir

    Stepped Hull Design

    an2reir, Oct 8, 2020
    Replies:
    10
    Views:
    6,633
    an2reir
    Oct 16, 2020
  40. Sam M

    How to determine the position of boat in water?

    Sam M, Oct 18, 2020
    Replies:
    8
    Views:
    2,632
    TANSL
    Oct 18, 2020
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