Boat Design

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

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  1. sdantonio

    Sailboat scale-up questions

    sdantonio, Dec 12, 2021
    Replies:
    5
    Views:
    2,696
    Tops
    Dec 13, 2021
  2. luffy_33

    Best way to learn about irl boat design?

    luffy_33, Dec 15, 2021
    Replies:
    1
    Views:
    2,296
    Flotation
    Dec 15, 2021
  3. Konstantinos Panagiotou

    Naval architecture

    Konstantinos Panagiotou, Dec 2, 2021
    Replies:
    7
    Views:
    3,567
    Pablo Sopelana
    Dec 15, 2021
  4. Mik the stick

    The elements of boat strength

    Mik the stick, Dec 18, 2013 ... 3 4 5
    Replies:
    67
    Views:
    16,575
    gonzo
    Dec 15, 2021
  5. Furkan

    Choosing main engine and propeller

    Furkan, Dec 14, 2021
    Replies:
    4
    Views:
    2,447
    Barry
    Dec 15, 2021
  6. bhanu prakash

    How to calculate drag coefficeint for a small toy boat

    bhanu prakash, Dec 16, 2021
    Replies:
    5
    Views:
    3,314
    bhanu prakash
    Dec 17, 2021
  7. wollybugger

    Maximum Flare Location

    wollybugger, Dec 17, 2021
    Replies:
    3
    Views:
    2,240
    gonzo
    Dec 19, 2021
  8. kapnD

    Adding to keel

    kapnD, Dec 14, 2021
    Replies:
    11
    Views:
    5,836
    kapnD
    Dec 19, 2021
  9. CharlieDanger99

    Compression Post Design

    CharlieDanger99, Dec 17, 2021 ... 2
    Replies:
    20
    Views:
    6,450
    TANSL
    Dec 20, 2021
  10. DCockey

    Principles of Naval Architecture reprinted

    DCockey, Dec 20, 2021
    Replies:
    1
    Views:
    2,161
    bajansailor
    Dec 20, 2021
  11. bucketlist

    Down East designs

    bucketlist, Dec 19, 2021
    Replies:
    3
    Views:
    3,654
    bucketlist
    Dec 20, 2021
  12. rubenova

    2 or 3 speed hull design

    rubenova, Aug 22, 2011 ... 2
    Replies:
    15
    Views:
    7,911
    Ad Hoc
    Dec 21, 2021
  13. Jubal

    Lisa B. Good

    Jubal, Dec 21, 2021
    Replies:
    5
    Views:
    1,873
    BlueBell
    Dec 22, 2021
  14. James Wellington

    Critiques, Meta Ecotrol 39

    James Wellington, Dec 23, 2021
    Replies:
    2
    Views:
    2,290
    fallguy
    Dec 24, 2021
  15. Flotation

    battery-electric foiling ferry under development

    Flotation, Dec 22, 2021
    Replies:
    5
    Views:
    2,075
    Will Gilmore
    Dec 25, 2021
  16. Naval architecture

    Rudder dimensions

    Naval architecture, Dec 26, 2021
    Replies:
    2
    Views:
    3,405
    Ad Hoc
    Dec 26, 2021
  17. valery gaulin

    Maybe, maybe not

    valery gaulin, Oct 23, 2021 ... 3 4 5
    Replies:
    70
    Views:
    25,636
    valery gaulin
    Dec 26, 2021
  18. Leopard

    Ship without Control Room

    Leopard, Dec 27, 2021
    Replies:
    5
    Views:
    3,346
    jehardiman
    Dec 28, 2021
  19. cmaas

    Two Unusual Multi-hulls

    cmaas, Dec 27, 2021
    Replies:
    5
    Views:
    8,683
    alan craig
    Dec 29, 2021
  20. schakel

    Besides the 100 feeters who are going to win the up coming 2021 Sydney Hobart

    schakel, Dec 25, 2021
    Replies:
    6
    Views:
    2,515
    schakel
    Dec 30, 2021
  21. Jubal

    I wanna build a boat.

    Jubal, Dec 20, 2021 ... 2
    Replies:
    17
    Views:
    5,509
    gonzo
    Dec 30, 2021
  22. schakel

    Self steering for double wheels, can somebody help me out?

    schakel, Dec 30, 2021
    Replies:
    6
    Views:
    2,415
    schakel
    Jan 1, 2022
  23. trackie2

    Where to start when designing my first small sailboat?

    trackie2, Apr 1, 2021 ... 2 3
    Replies:
    37
    Views:
    12,929
    Pablo Sopelana
    Jan 4, 2022
  24. Squidly-Diddly

    I'd like to do STRETCHED verison of this roof-top cargo-box/dingy in Stitch&Glue.

    Squidly-Diddly, Jan 5, 2022
    Replies:
    0
    Views:
    1,964
    Squidly-Diddly
    Jan 5, 2022
  25. Ed wilkinson

    Nesting boats

    Ed wilkinson, Jan 5, 2022
    Replies:
    10
    Views:
    3,676
    kerosene
    Jan 7, 2022
  26. Larry

    Boat Mold & Plugs/equipment

    Larry, Jan 10, 2022
    Replies:
    0
    Views:
    4,368
    Larry
    Jan 10, 2022
  27. kapnD

    Displacement versus planing

    kapnD, Jan 8, 2022 ... 2
    Replies:
    20
    Views:
    3,301
    gonzo
    Jan 10, 2022
  28. Pedro

    Mini floating dock/bedroom

    Pedro, Dec 7, 2021 ... 2
    Replies:
    18
    Views:
    4,945
    Pedro
    Jan 12, 2022
  29. Bobuk25

    Mast steps and welding masts

    Bobuk25, Jan 4, 2022
    Replies:
    10
    Views:
    4,246
    Ilan Voyager
    Jan 12, 2022
  30. Forsmanni

    25ft midcabin boat. From I/O to twin outboard conversion

    Forsmanni, Aug 31, 2020 ... 2 3
    Replies:
    39
    Views:
    10,285
    Forsmanni
    Jan 13, 2022
  31. WMitty

    Hypothetical boat question, power needed to shift a hull..

    WMitty, Jan 13, 2022
    Replies:
    5
    Views:
    2,123
    bajansailor
    Jan 14, 2022
  32. mariobrothers88

    Kss catamarans

    mariobrothers88, Jan 7, 2022
    Replies:
    3
    Views:
    1,963
    fallguy
    Jan 15, 2022
  33. mitchgrunes

    PVC pipe as a SOF kayak frame material?

    mitchgrunes, Jul 14, 2021 ... 6 7 8
    Replies:
    115
    Views:
    24,114
    gonzo
    Jan 16, 2022
  34. SET Project

    Creating a cargo sailer ship design

    SET Project, Jan 8, 2022 ... 2
    Replies:
    29
    Views:
    6,232
    kerosene
    Jan 17, 2022
  35. David Ford

    Redesign Black Skimmer

    David Ford, Jan 15, 2022
    Replies:
    8
    Views:
    4,342
    David Ford
    Jan 17, 2022
  36. classiclines

    My Riva Aquarama Plans

    classiclines, Nov 14, 2004 ... 5 6 7
    Replies:
    99
    Views:
    249,852
    tunc
    Jan 18, 2022
  37. Bullshipper

    Flotation Chambers for Power Cats

    Bullshipper, Jan 22, 2022
    Replies:
    7
    Views:
    2,160
    Bullshipper
    Jan 24, 2022
  38. jesper97

    Development of an concept boat for Nimbus Group

    jesper97, Jan 24, 2022
    Replies:
    3
    Views:
    2,059
    messabout
    Jan 24, 2022
  39. James Wellington

    Short, wide, aluminum trawlers

    James Wellington, Jan 24, 2022
    Replies:
    7
    Views:
    4,788
    James Wellington
    Jan 25, 2022
  40. Kingfisher1

    Kingfisher Sierra 5.4 help please

    Kingfisher1, Jan 24, 2022
    Replies:
    4
    Views:
    2,696
    Kingfisher1
    Jan 25, 2022
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