Boat Design

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

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  1. Randy Bassinga

    Foils for amphibious waterkart

    Randy Bassinga, Aug 3, 2023 ... 2
    Replies:
    19
    Views:
    1,699
    Randy Bassinga
    Aug 8, 2023
  2. Dubbies

    Gas line filler question. New to boating.

    Dubbies, Aug 7, 2023
    Replies:
    1
    Views:
    477
    gonzo
    Aug 7, 2023
  3. Squidly-Diddly

    what sort of authority does USCG have with boats that are "legal" but unsafe?

    Squidly-Diddly, Aug 3, 2023
    Replies:
    7
    Views:
    1,041
    messabout
    Aug 7, 2023
  4. Squidly-Diddly

    what is a "Work PFD" vs "This is NOT a Work PFD"?

    Squidly-Diddly, Aug 6, 2023
    Replies:
    1
    Views:
    612
    jehardiman
    Aug 6, 2023
  5. Bing

    Shanty Boat Hull Modification Questions

    Bing, Nov 12, 2022 ... 2 3
    Replies:
    33
    Views:
    3,742
    WW65
    Aug 6, 2023
  6. Tom V

    Eastern Lobsterman 27 Listing at high speed

    Tom V, Jul 31, 2023 ... 2
    Replies:
    21
    Views:
    1,797
    BMcF
    Aug 6, 2023
  7. toni manzano

    designing 17m catamaran

    toni manzano, Aug 4, 2023
    Replies:
    4
    Views:
    893
    toni manzano
    Aug 5, 2023
  8. Old Stoker

    George Buehler Designs

    Old Stoker, Dec 30, 2020
    Replies:
    6
    Views:
    2,872
    skaraborgcraft
    Aug 5, 2023
  9. rael dobkins

    Proa Rudders, from Balkan Shipyards

    rael dobkins, Aug 4, 2023
    Replies:
    7
    Views:
    888
    rael dobkins
    Aug 5, 2023
  10. willy13

    San Juan 23 as a power cruiser

    willy13, Jul 13, 2022 ... 2 3
    Replies:
    32
    Views:
    4,323
    bajansailor
    Aug 4, 2023
  11. Ben Land

    Boat database

    Ben Land, Jul 24, 2023
    Replies:
    9
    Views:
    1,449
    Alan Cattelliot
    Aug 3, 2023
  12. Squidly-Diddly

    slick way to turn Harbor Freight cheap-O folding trailer into small boat trailer?

    Squidly-Diddly, Aug 1, 2023
    Replies:
    1
    Views:
    1,212
    messabout
    Aug 2, 2023
  13. schakel

    Octuri Yacht plane

    schakel, Dec 19, 2011
    Replies:
    12
    Views:
    4,024
    schakel
    Aug 1, 2023
  14. G69

    1973 Pearson Portsmouth 43

    G69, Jul 26, 2023
    Replies:
    2
    Views:
    1,287
    G69
    Aug 1, 2023
  15. Norado

    Deep V vs flat - hull design and modification 13 ft Broom Gemini

    Norado, Jul 21, 2023
    Replies:
    4
    Views:
    1,151
    wet feet
    Jul 29, 2023
  16. David Tyler

    The design of soft wing sails for cruising

    David Tyler, Jan 19, 2014 ... 17 18 19
    Replies:
    279
    Views:
    130,930
    dustman
    Jul 28, 2023
  17. IronPrice

    Composite Gasoline Tanks

    IronPrice, Jul 3, 2023 ... 2 3
    Replies:
    43
    Views:
    3,732
    IronPrice
    Jul 27, 2023
  18. Titu

    slightly Arched V hull

    Titu, Jul 22, 2023
    Replies:
    3
    Views:
    954
    messabout
    Jul 26, 2023
  19. Liamrye

    Bulkhead relocation

    Liamrye, Jul 23, 2023
    Replies:
    8
    Views:
    1,043
    kapnD
    Jul 26, 2023
  20. Squidly-Diddly

    why aren't there fast planing sailing dingies able to take outboard motors?

    Squidly-Diddly, Jul 17, 2023 ... 2
    Replies:
    25
    Views:
    2,476
    Squidly-Diddly
    Jul 24, 2023
  21. Thomas F.

    Help needed from designer/builder

    Thomas F., Jul 22, 2023
    Replies:
    8
    Views:
    1,233
    Thomas F.
    Jul 24, 2023
  22. scav_

    Still Water Bending Moment

    scav_, Jul 21, 2023
    Replies:
    8
    Views:
    1,426
    scav_
    Jul 23, 2023
  23. Richard Gaysowski

    Can you ID this small 1960’s/70’s sailboat?

    Richard Gaysowski, Jul 16, 2022 ... 2 3
    Replies:
    37
    Views:
    4,846
    Richard Gaysowski
    Jul 23, 2023
  24. abosely

    Brass vs bronze

    abosely, Jul 22, 2023
    Replies:
    1
    Views:
    796
    Carlos Lara
    Jul 22, 2023
  25. sun

    Why did the Titanic tour submarine implode?

    sun, Jun 22, 2023 ... 8 9 10
    Replies:
    142
    Views:
    13,498
    jehardiman
    Jul 21, 2023
  26. silentneko

    Trailerable Houseboats Continued (again)

    silentneko, May 10, 2023 ... 2
    Replies:
    25
    Views:
    4,864
    Squidly-Diddly
    Jul 18, 2023
  27. Steveca4

    add a cabin to forward half of a V shaped Aluminum boat/skiff

    Steveca4, Jul 15, 2023
    Replies:
    7
    Views:
    1,635
    comfisherman
    Jul 16, 2023
  28. Alik

    Our garbage collection catamaran design...

    Alik, Jul 15, 2023
    Replies:
    0
    Views:
    745
    Alik
    Jul 15, 2023
  29. Geno67

    Is this brilliant or am I missing something?

    Geno67, Jul 12, 2023
    Replies:
    8
    Views:
    1,151
    fallguy
    Jul 14, 2023
  30. abosely

    IPE reliability glued using G-2 or G-5?

    abosely, Jul 9, 2023
    Replies:
    4
    Views:
    1,046
    abosely
    Jul 12, 2023
  31. myark
    Locked

    Myark Ventures

    myark, Jul 8, 2023
    Replies:
    13
    Views:
    1,275
    Boat Design Net Moderator
    Jul 9, 2023
  32. rpr

    Too Much Hull Lift w/Rapid Deceleration

    rpr, Jul 2, 2023
    Replies:
    12
    Views:
    1,461
    BMcF
    Jul 9, 2023
  33. Seth211

    Finding plans based on specifics

    Seth211, Jan 18, 2023 ... 2 3 4
    Replies:
    55
    Views:
    4,413
    wet feet
    Jul 6, 2023
  34. abosely

    Carbon sleeve reinforced DF

    abosely, Jul 1, 2023
    Replies:
    4
    Views:
    1,066
    abosely
    Jul 5, 2023
  35. HJS

    Construction method with prefabricated sandwich panels

    HJS, Oct 28, 2020
    Replies:
    11
    Views:
    3,377
    messabout
    Jul 5, 2023
  36. Paul Scott

    Electric motor sailer of the future

    Paul Scott, May 31, 2023 ... 2 3
    Replies:
    36
    Views:
    4,371
    Paul Scott
    Jul 3, 2023
  37. Beezer

    Human powered submarine

    Beezer, Aug 16, 2022 ... 2 3
    Replies:
    39
    Views:
    4,631
    jehardiman
    Jul 2, 2023
  38. Kaleb

    Transom Load Advice Needed

    Kaleb, Jun 29, 2023
    Replies:
    11
    Views:
    1,509
    fallguy
    Jul 2, 2023
  39. pironiero

    Delft ship to fluid dynamics

    pironiero, Jun 28, 2023
    Replies:
    8
    Views:
    1,370
    pironiero
    Jul 1, 2023
  40. Alan Cattelliot

    Orcas attacks in Spain. How strong leisure crafts really are ?

    Alan Cattelliot, Jun 16, 2023
    Replies:
    14
    Views:
    1,870
    Will Gilmore
    Jul 1, 2023
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