Boat Design

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

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  1. Guest625101138

    Pedal Powered Boats

    Guest625101138, Jul 14, 2008 ... 151 152 153
    Replies:
    2,292
    Views:
    1,178,114
    Tedd White
    Apr 30, 2025
  2. nordvindcrew

    designing a fast rowboat

    nordvindcrew, Oct 13, 2006 ... 132 133 134
    Replies:
    2,004
    Views:
    952,041
    beaver
    Nov 20, 2019
  3. goodwilltoall
    Locked

    Affordable seaworthy cruiser

    goodwilltoall, Jul 31, 2010 ... 88 89 90
    Replies:
    1,338
    Views:
    323,266
    Boat Design Net Moderator
    Mar 9, 2020
  4. brian eiland

    Batteries and New Battery Technologies

    brian eiland, Mar 28, 2008 ... 80 81 82
    Replies:
    1,219
    Views:
    250,215
    philSweet
    Jan 23, 2025
  5. DuncanRox

    The Wind Powered Sail-less Boat

    DuncanRox, Oct 20, 2008 ... 53 54 55
    Replies:
    822
    Views:
    190,828
    spork
    Jun 4, 2012
  6. BG_Geno

    Pedal Boat Design

    BG_Geno, May 28, 2006 ... 44 45 46
    Replies:
    676
    Views:
    167,607
    rtzden
    May 23, 2009
  7. hoytedow

    TEOTWAWKI Boat

    hoytedow, Apr 20, 2012 ... 43 44 45
    Replies:
    671
    Views:
    152,878
    hoytedow
    Aug 24, 2021
  8. rwatson

    Everything Old is new again - Flettner Rotor Ship is launched

    rwatson, Sep 1, 2008 ... 42 43 44
    Replies:
    657
    Views:
    256,096
    kerosene
    Oct 10, 2025
  9. Boston
    Locked

    35' cat concept for the inside passage.

    Boston, Dec 6, 2011 ... 37 38 39
    Replies:
    574
    Views:
    110,974
    Boston
    May 30, 2012
  10. davesg

    30' plywood sharpie

    davesg, Nov 4, 2009 ... 36 37 38
    Replies:
    560
    Views:
    285,925
    Old Stoker
    Jul 23, 2021
  11. Vega

    cruising costs, maintenance and price of the boat (sailboats versus motorboats)

    Vega, Apr 28, 2006 ... 33 34 35
    Replies:
    513
    Views:
    333,096
    Georgy Goshin
    Apr 21, 2023
  12. Jeremy Harris

    Efficient electric boat

    Jeremy Harris, Jun 22, 2009 ... 32 33 34
    Replies:
    509
    Views:
    388,488
    Jamie Kennedy
    Jul 19, 2015
  13. Wilma Ham

    What design features make life aboard comfortable & practical for females?

    Wilma Ham, Aug 20, 2006 ... 29 30 31
    Replies:
    456
    Views:
    98,876
    Wilma Ham
    Jul 31, 2007
  14. mydauphin

    Minimum Passagemaker/Cruiser

    mydauphin, Sep 29, 2010 ... 28 29 30
    Replies:
    449
    Views:
    89,207
    apex1
    Jan 24, 2011
  15. D'ARTOIS

    Keels and Keels Again!

    D'ARTOIS, Feb 9, 2006 ... 27 28 29
    Replies:
    422
    Views:
    113,339
    MikeJohns
    Sep 19, 2011
  16. Chris Ostlind
    Locked

    Dare to Say No

    Chris Ostlind, Nov 23, 2009 ... 27 28 29
    Replies:
    421
    Views:
    79,899
    Landlubber
    Jan 7, 2010
  17. Greenseas2

    Dutch Barge long distance cruisers

    Greenseas2, Apr 18, 2006 ... 26 27 28
    Replies:
    412
    Views:
    324,699
    ben2go
    Feb 14, 2023
  18. sandy daugherty

    economical coastal cruiser

    sandy daugherty, Feb 11, 2010 ... 26 27 28
    Replies:
    406
    Views:
    85,721
    Oyster
    Jan 22, 2011
  19. Yobarnacle

    Gravy Boat, Custom Albin 25

    Yobarnacle, Feb 5, 2016 ... 25 26 27
    Replies:
    402
    Views:
    81,084
    Yobarnacle
    Aug 19, 2025
  20. brian eiland

    New Age Trawler/Motorsailer; Kite assisted PowerYacht

    brian eiland, Nov 20, 2007 ... 25 26 27
    Replies:
    395
    Views:
    175,831
    brian eiland
    May 6, 2025
  21. apex1
    Locked

    The perfect Passagemaker? (style within this genre)

    apex1, Aug 8, 2010 ... 24 25 26
    Replies:
    389
    Views:
    152,509
    hoytedow
    Feb 12, 2011
  22. Boston
    Locked

    Ok complete change of plan

    Boston, May 4, 2010 ... 24 25 26
    Replies:
    384
    Views:
    71,329
    rasorinc
    Jan 10, 2011
  23. tom kane

    What floats your boat.

    tom kane, May 6, 2015 ... 23 24 25
    Replies:
    370
    Views:
    60,215
    tom kane
    Jun 22, 2015
  24. Vulkyn

    My new baby! 6.8 Meter fiber over wood fishing boat !

    Vulkyn, Jun 13, 2010 ... 23 24 25
    Replies:
    366
    Views:
    86,816
    Vulkyn
    Oct 26, 2013
  25. peter radclyffe

    gaff cutter

    peter radclyffe, Nov 4, 2010 ... 22 23 24
    Replies:
    358
    Views:
    112,368
    peter radclyffe
    Jun 8, 2014
  26. SolomonGrundy

    Human Powered Boat

    SolomonGrundy, Feb 12, 2005 ... 22 23 24
    Replies:
    346
    Views:
    140,820
    VladZenin
    Nov 11, 2009
  27. BertKu

    Did a dream got shattered?

    BertKu, May 16, 2010 ... 22 23 24
    Replies:
    345
    Views:
    61,792
    BertKu
    Nov 17, 2012
  28. brian eiland

    WishBone Sailing Rig

    brian eiland, Aug 17, 2003 ... 21 22 23
    Replies:
    338
    Views:
    292,625
    brian eiland
    Dec 11, 2025
  29. capt vimes

    center of flotation calculation and implications?

    capt vimes, Jan 7, 2010 ... 20 21 22
    Replies:
    321
    Views:
    138,911
    Mr Efficiency
    Sep 23, 2021
  30. Matthew Lee Towne

    River Roller! Pontoon Boat that Rolls Across the Water!

    Matthew Lee Towne, May 10, 2017 ... 20 21 22
    Replies:
    315
    Views:
    61,816
    Angélique
    May 31, 2019
  31. rob denney

    Non fossil fuel propulsion

    rob denney, Sep 10, 2011 ... 19 20 21
    Replies:
    308
    Views:
    52,706
    Rastapop
    May 2, 2014
  32. viking north

    Reverse Engineering (conversions And Modifications)

    viking north, Dec 25, 2010 ... 19 20 21
    Replies:
    302
    Views:
    66,996
    viking north
    Feb 11, 2011
  33. whitepointer23

    what to do with the deck.

    whitepointer23, Dec 30, 2014 ... 19 20 21
    Replies:
    300
    Views:
    49,935
    whitepointer23
    Jan 10, 2016
  34. Alik

    Free design for amateur boatbuilders

    Alik, Jul 21, 2003 ... 18 19 20
    Replies:
    293
    Views:
    259,748
    Alik
    May 16, 2016
  35. David Tyler

    The design of soft wing sails for cruising

    David Tyler, Jan 19, 2014 ... 17 18 19
    Replies:
    281
    Views:
    205,856
    Squidly-Diddly
    May 15, 2024
  36. tugboat
    Locked

    sub build underway christmas 2011

    tugboat, Jan 5, 2012 ... 17 18 19
    Replies:
    281
    Views:
    47,219
    Boat Design Net Moderator
    Jan 5, 2014
  37. phrogjlf@yahoo

    Requesting Small Sternwheeler hull design and analysis help

    phrogjlf@yahoo, Nov 18, 2014 ... 17 18 19
    Replies:
    275
    Views:
    63,320
    phrogjlf@yahoo
    Nov 29, 2017
  38. Timothy

    How long until we see 3D printed components in boat building?

    Timothy, Dec 16, 2013 ... 17 18 19
    Replies:
    275
    Views:
    56,825
    rwatson
    May 19, 2014
  39. stonedpirate

    Rethinking the smallest boat circumnavigation

    stonedpirate, Feb 17, 2012 ... 17 18 19
    Replies:
    271
    Views:
    67,905
    BertKu
    Apr 19, 2015
  40. ekamarine

    Can everybody design?

    ekamarine, Apr 7, 2011 ... 16 17 18
    Replies:
    269
    Views:
    49,506
    cthippo
    Apr 21, 2011
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