Boat Design

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

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  1. tropostudio

    Splines and Curves of Least Energy

    tropostudio, Jun 12, 2024 ... 2 3
    Replies:
    41
    Views:
    6,983
    tropostudio
    Aug 27, 2025
  2. SailorDon

    Rowing Skiff Design Tango 17 vs. Heritage 18

    SailorDon, Oct 23, 2016 ... 2
    Replies:
    17
    Views:
    15,132
    Jim Larson
    Aug 26, 2025
  3. Morgan_F_RSA

    Design for an Aluminium Mod V Bass Boat

    Morgan_F_RSA, Aug 8, 2023
    Replies:
    5
    Views:
    4,838
    Morgan_F_RSA
    Aug 24, 2025
  4. SmallLight

    Is this a Catamaran or a Quasi-Catamaran?

    SmallLight, Aug 24, 2025
    Replies:
    6
    Views:
    1,038
    Ike
    Aug 24, 2025
  5. cwzsu

    A jetboat suddenly change the direction without any action on the helm and reverse bucket

    cwzsu, Aug 17, 2025
    Replies:
    7
    Views:
    1,606
    Barry
    Aug 23, 2025
  6. Petr Podobsky

    Two parts folding mast

    Petr Podobsky, Aug 23, 2025
    Replies:
    1
    Views:
    785
    montero
    Aug 23, 2025
  7. Steveca4

    Cargo canoe to trimaran

    Steveca4, Aug 21, 2025
    Replies:
    6
    Views:
    958
    kapnD
    Aug 23, 2025
  8. Steven Lewis

    Where in the USA can I get 4' wide pontoons for houseboats.

    Steven Lewis, Aug 20, 2025
    Replies:
    1
    Views:
    919
    gonzo
    Aug 21, 2025
  9. RSD

    Red Sea Dive Boat

    RSD, Dec 21, 2024 ... 2 3 4
    Replies:
    46
    Views:
    6,046
    RSD
    Aug 21, 2025
  10. Yobarnacle

    Gravy Boat, Custom Albin 25

    Yobarnacle, Feb 5, 2016 ... 25 26 27
    Replies:
    402
    Views:
    79,039
    Yobarnacle
    Aug 19, 2025
  11. fpjeepy05

    Aluminum Skiff

    fpjeepy05, Jun 23, 2025 ... 2 3
    Replies:
    33
    Views:
    5,457
    fpjeepy05
    Aug 18, 2025
  12. Kaa

    Rogue waves turn out to be not that rare

    Kaa, Oct 31, 2006 ... 2
    Replies:
    17
    Views:
    7,123
    gonzo
    Aug 17, 2025
  13. Jagarwal

    Help with retrofit composite chainplate design

    Jagarwal, Aug 3, 2025
    Replies:
    13
    Views:
    2,326
    AndrewK
    Aug 16, 2025
  14. the brain

    Can I bondo my aluminum transom?

    the brain, Aug 8, 2025
    Replies:
    12
    Views:
    1,691
    wet feet
    Aug 15, 2025
  15. Geostoik

    Van der stadt Carribbean 40 plans

    Geostoik, Aug 14, 2025
    Replies:
    0
    Views:
    715
    Geostoik
    Aug 14, 2025
  16. MoffKalast

    Small USV multihull design considerations?

    MoffKalast, Mar 9, 2025
    Replies:
    14
    Views:
    3,290
    MoffKalast
    Aug 13, 2025
  17. MtUmutSarac

    Looking for Skerry SK15, 15 Square meter Class Line Plans

    MtUmutSarac, Jun 4, 2025
    Replies:
    1
    Views:
    1,059
    xkdrolt
    Aug 12, 2025
  18. Barry

    Innovative boat mold

    Barry, Mar 16, 2025
    Replies:
    3
    Views:
    1,469
    Kraus894
    Aug 12, 2025
  19. mwpessia

    eli 8' dinghy?

    mwpessia, Oct 6, 2009 ... 2
    Replies:
    24
    Views:
    25,553
    Peter Schweitzer
    Aug 10, 2025
  20. Petr Podobsky

    High aspect lifting keel

    Petr Podobsky, Jul 29, 2025
    Replies:
    9
    Views:
    1,890
    Petr Podobsky
    Aug 9, 2025
  21. green_mango

    ABS Part 3 - Aluminum Hull

    green_mango, Aug 3, 2025
    Replies:
    6
    Views:
    1,118
    green_mango
    Aug 4, 2025
  22. longtermtec

    Boat Design with Tecnomatix Plant Simulation - Free Webinar

    longtermtec, Aug 1, 2025
    Replies:
    0
    Views:
    1,200
    longtermtec
    Aug 1, 2025
  23. David Swingler

    What boat is this?

    David Swingler, Jul 30, 2025
    Replies:
    3
    Views:
    1,367
    kapnD
    Jul 31, 2025
  24. kapnD

    Fast displacement power cat

    kapnD, Jul 20, 2025
    Replies:
    11
    Views:
    2,213
    bajansailor
    Jul 30, 2025
  25. Angel Clemente

    Do you know what kind of protection is used for aluminum ship plates?

    Angel Clemente, Jul 24, 2025
    Replies:
    10
    Views:
    1,512
    gonzo
    Jul 26, 2025
  26. mugball

    Newbie boat owner with newbie questions

    mugball, Jul 10, 2025 ... 2
    Replies:
    16
    Views:
    2,373
    gonzo
    Jul 26, 2025
  27. Jatgm1

    Farrah belle similar boat?

    Jatgm1, Jul 20, 2025
    Replies:
    13
    Views:
    1,588
    Jatgm1
    Jul 25, 2025
  28. Squidly-Diddly

    brand new 200hp 46ft fishing boat/cabin cruiser for $130K?

    Squidly-Diddly, Jul 22, 2025
    Replies:
    2
    Views:
    1,088
    Rumars
    Jul 23, 2025
  29. Guru

    Kotaro Horiuchi book on boat design

    Guru, Aug 12, 2014 ... 2
    Replies:
    26
    Views:
    9,155
    montero
    Jul 20, 2025
  30. R Andrews

    1949 28' Egg Harbor Jersey Sea Skiff

    R Andrews, Jul 17, 2025
    Replies:
    2
    Views:
    962
    clmanges
    Jul 20, 2025
  31. lutf911

    Excel To Autocad

    lutf911, Jul 17, 2025
    Replies:
    2
    Views:
    964
    Tops
    Jul 18, 2025
  32. R Andrews

    2000 Mainship Pilot 30'

    R Andrews, Jul 17, 2025
    Replies:
    1
    Views:
    824
    bajansailor
    Jul 17, 2025
  33. HappyDork

    What is the HP needed to drive a 20m x 3m 40MT boat at 13kph?

    HappyDork, Jan 16, 2025 ... 2 3
    Replies:
    37
    Views:
    6,125
    CocoonCruisers
    Jul 17, 2025
  34. peter radclyffe

    yacht sunk in med

    peter radclyffe, Aug 19, 2024 ... 12 13 14
    Replies:
    209
    Views:
    28,553
    peter radclyffe
    Jul 16, 2025
  35. Ghard83

    Looking for a modern 18' design

    Ghard83, Jul 13, 2025
    Replies:
    14
    Views:
    1,619
    montero
    Jul 15, 2025
  36. Josef Brychta

    Dream project: Converting a support vessel <300 GT into a long-range liveaboard expedition yacht

    Josef Brychta, Jul 8, 2025 ... 4 5 6
    Replies:
    83
    Views:
    5,839
    Josef Brychta
    Jul 15, 2025
  37. Cleanriver

    Liner stuck to hull

    Cleanriver, Jul 1, 2025
    Replies:
    5
    Views:
    1,263
    Tops
    Jul 13, 2025
  38. FinnJet

    Riva aquarama replica with, aluminium hull and jet pump

    FinnJet, Jul 10, 2025
    Replies:
    12
    Views:
    1,396
    seasquirt
    Jul 13, 2025
  39. DavidMJordan

    Bamboo boats

    DavidMJordan, Aug 21, 2010 ... 2
    Replies:
    25
    Views:
    33,048
    montero
    Jul 11, 2025
  40. Dominykas

    Simple race hydroplane

    Dominykas, Jul 8, 2025
    Replies:
    3
    Views:
    930
    montero
    Jul 9, 2025
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