Projects & Proposals

An open forum to generate ideas for collaborative design projects.

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  1. Duma Tau

    Windmill or Wind Turbine- powered boats: how many are out there, and are they viable?

    Duma Tau, Oct 9, 2006 ... 32 33 34
    Replies:
    504
    Views:
    260,607
    Gravio
    Feb 19, 2023
  2. garrybull

    new project

    garrybull, Sep 11, 2013 ... 24 25 26
    Replies:
    382
    Views:
    97,333
    JSL
    Jun 23, 2016
  3. Yobarnacle

    Collapsible Flettner Rotor Project

    Yobarnacle, Jun 4, 2014 ... 20 21 22
    Replies:
    325
    Views:
    76,595
    Yobarnacle
    Jun 2, 2020
  4. D'ARTOIS

    The Ideal Cruiser - a long range passagemaker

    D'ARTOIS, Sep 9, 2005 ... 19 20 21
    Replies:
    306
    Views:
    180,281
    edik
    Jul 15, 2011
  5. Frosty
    Locked

    PVC Exhaust

    Frosty, Nov 11, 2012 ... 19 20 21
    Replies:
    303
    Views:
    50,154
    michael pierzga
    Dec 9, 2012
  6. WindRaf

    around in pocket, I I think so

    WindRaf, Oct 2, 2014 ... 15 16 17
    Replies:
    240
    Views:
    43,953
    Manie B
    Sep 17, 2015
  7. Filmdaddy
    Locked

    Affordable, long-term liveaboard?

    Filmdaddy, Aug 4, 2005 ... 14 15 16
    Replies:
    235
    Views:
    89,006
    Squidly-Diddly
    Dec 14, 2019
  8. Stephen Ditmore

    Electric Launch Design optimized for semi-displacement speeds

    Stephen Ditmore, Jan 1, 2024 ... 12 13 14
    Replies:
    203
    Views:
    29,038
    TANSL
    May 27, 2025
  9. marshmat

    Trailer cruiser revisited... as a trimaran

    marshmat, Apr 21, 2009 ... 11 12 13
    Replies:
    187
    Views:
    61,744
    marshmat
    Feb 26, 2012
  10. yipster

    another idea

    yipster, Jan 28, 2003 ... 10 11 12
    Replies:
    167
    Views:
    86,737
    ancient kayaker
    Jan 5, 2010
  11. marshmat

    Playing around with a 10 m trailer cruiser

    marshmat, May 30, 2007 ... 9 10 11
    Replies:
    164
    Views:
    50,618
    Willallison
    May 14, 2009
  12. garrybull

    fairey hunt 18

    garrybull, Feb 26, 2012 ... 9 10 11
    Replies:
    153
    Views:
    50,904
    garrybull
    May 2, 2019
  13. DanishBagger

    Challenge: The 100$ boat!

    DanishBagger, Jun 13, 2006 ... 8 9 10
    Replies:
    139
    Views:
    78,264
    GIMike
    Jul 12, 2011
  14. Bonaparte

    anchor "STORM" DIY

    Bonaparte, Jan 4, 2018 ... 6 7 8
    Replies:
    114
    Views:
    36,817
    max2035
    Aug 16, 2020
  15. exp30002
    Locked

    deep sea mooring

    exp30002, Mar 16, 2018 ... 5 6 7
    Replies:
    102
    Views:
    9,172
    Boat Design Net Moderator
    Apr 23, 2018
  16. tom kane

    Airboat with Horizontal Fan

    tom kane, Nov 2, 2010 ... 5 6 7
    Replies:
    100
    Views:
    35,651
    tom kane
    Jan 4, 2012
  17. av.7447
    Locked

    Inviting all Designers to take part in our watercraft project.

    av.7447, Aug 26, 2010 ... 4 5 6
    Replies:
    86
    Views:
    32,902
    Jeff
    Sep 17, 2010
  18. duluthboats

    The Raid Boat

    duluthboats, May 24, 2006 ... 4 5 6
    Replies:
    85
    Views:
    46,160
    DanishBagger
    Jun 13, 2008
  19. AmnonMikeCohen

    Advanced Manufacturing of Flying Boats

    AmnonMikeCohen, Feb 23, 2016 ... 4 5 6
    Replies:
    83
    Views:
    15,670
    myark
    Feb 29, 2016
  20. kengt

    Solar boat

    kengt, Feb 2, 2012 ... 4 5 6
    Replies:
    82
    Views:
    19,517
    foilcats
    May 31, 2012
  21. yipster

    Some ideas

    yipster, Jan 11, 2003 ... 4 5 6
    Replies:
    81
    Views:
    59,726
    Wellydeckhand
    Feb 15, 2006
  22. tamkvaitis

    Why the aren't boat design comunity like open source programing? or is...?

    tamkvaitis, Dec 1, 2005 ... 4 5 6
    Replies:
    80
    Views:
    20,644
    7393452
    Dec 16, 2006
  23. DHaggsway
    Locked

    I have been working on human powered watercraft

    DHaggsway, Aug 8, 2019 ... 4 5 6
    Replies:
    75
    Views:
    10,410
    Boat Design Net Moderator
    Aug 18, 2019
  24. vanquishcc

    50' performance cruising sailcat

    vanquishcc, Aug 13, 2019 ... 3 4 5
    Replies:
    66
    Views:
    16,657
    yanivmass
    Nov 8, 2020
  25. RSD

    Would anyone like to design a 39 foot/12 metre Stabicraft-style boat?

    RSD, Dec 3, 2022 ... 3 4 5
    Replies:
    65
    Views:
    9,546
    brian eiland
    Jun 17, 2024
  26. Pac12AfrerDark

    Seeking Advice - 1978 Larvo Drift Boat Build

    Pac12AfrerDark, Mar 17, 2020 ... 3 4 5
    Replies:
    64
    Views:
    11,849
    Pac12AfrerDark
    Sep 9, 2020
  27. rwatson

    Fast Build Scale Model

    rwatson, Dec 11, 2011 ... 3 4 5
    Replies:
    63
    Views:
    23,241
    rwatson
    Jun 26, 2015
  28. Rob Hellier

    Design a pleasure canal barge in aluminum alloy with diesel-electric propulsion

    Rob Hellier, Jul 8, 2019 ... 2 3 4
    Replies:
    58
    Views:
    9,474
    Rob Hellier
    Aug 5, 2019
  29. Aransas Flats Rat

    Help with scooter boat build

    Aransas Flats Rat, Jan 23, 2020 ... 2 3 4
    Replies:
    52
    Views:
    7,067
    Aransas Flats Rat
    Jan 31, 2020
  30. MKP

    Hull modifications

    MKP, Jul 3, 2008 ... 2 3 4
    Replies:
    52
    Views:
    21,019
    DBM
    Oct 29, 2009
  31. Mike Peters

    Investor wanted for Shipyard project in Asia

    Mike Peters, Sep 9, 2012 ... 2 3 4
    Replies:
    51
    Views:
    11,562
    watchkeeper
    Oct 28, 2012
  32. jbehr

    funny idea :)

    jbehr, Sep 22, 2010 ... 2 3 4
    Replies:
    51
    Views:
    9,464
    Vulkyn
    Oct 26, 2010
  33. bradkitcher

    Flat bottom planning hull speed

    bradkitcher, Mar 11, 2010 ... 2 3 4
    Replies:
    51
    Views:
    22,314
    capt littlelegs
    Jun 4, 2010
  34. napalmtheelf

    advice on Thai Longtail boat project

    napalmtheelf, Jul 20, 2006 ... 2 3 4
    Replies:
    49
    Views:
    36,470
    brian eiland
    Jan 28, 2013
  35. macspeedy

    My renovation project

    macspeedy, Apr 1, 2011 ... 2 3 4
    Replies:
    47
    Views:
    15,539
    joseph sigley
    Mar 24, 2012
  36. sideshow

    Gheenoe rebuild

    sideshow, Nov 15, 2012 ... 2 3 4
    Replies:
    46
    Views:
    22,757
    sideshow
    Oct 23, 2013
  37. Sockie

    1 man mini boat

    Sockie, Dec 28, 2019 ... 2 3
    Replies:
    43
    Views:
    9,634
    BrissoDamo
    Jan 7, 2020
  38. phrogjlf@yahoo

    Ferrocement Ramform Hull design help needed

    phrogjlf@yahoo, Sep 18, 2017 ... 2 3
    Replies:
    43
    Views:
    9,635
    phrogjlf@yahoo
    Nov 17, 2017
  39. sun

    Why do many designs fail to form products?

    sun, Dec 11, 2024 ... 2 3
    Replies:
    41
    Views:
    3,468
    sun
    Jan 4, 2025
  40. lucazt

    recycling composite boat

    lucazt, Jan 6, 2011 ... 2 3
    Replies:
    41
    Views:
    8,623
    michael pierzga
    Jan 13, 2011
Showing threads 1 to 40 of 449

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