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Projects & Proposals
An open forum to generate ideas for
collaborative
design projects.
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R
Wanting to build a ~50ft aluminium power catamaran, and looking for others who'd like to build in parallel
Rycochet
Aug 4, 2026
2
Replies
21
Views
434
Saturday at 7:15 PM
Rycochet
R
P
Seeking Advice - 1978 Larvo Drift Boat Build
Pac12AfrerDark
Mar 17, 2020
3
4
5
Replies
66
Views
15,429
Jul 28, 2026
LavroJourneyman
S
Looking for Naval Architect / Design Partner – New Foiling Sport Dinghy
Stefano_edgesolutions
Jul 18, 2026
Replies
7
Views
377
Jul 28, 2026
Stefano_edgesolutions
S
S
Keelboat- Looking to Purchase/Commission Design
SunSailor92
May 28, 2024
Replies
3
Views
1,966
Jul 28, 2026
Tanton Yachts
Need Help to determine power source for 15' Gentleman's Racer
Tony Carvalho
Sep 5, 2025
Replies
7
Views
4,593
May 12, 2026
montero
M
Electric Launch Design optimized for semi-displacement speeds
Stephen Ditmore
Jan 1, 2024
13
14
15
Replies
210
Views
50,850
Nov 28, 2025
Stephen Ditmore
Designs wanted
fallguy
Mar 14, 2025
Replies
7
Views
2,470
Oct 30, 2025
MBMConsultancy
M
F
Help finding a NA for planing hull motor sailer
FSS yachts
Aug 19, 2025
Replies
5
Views
1,172
Oct 30, 2025
MBMConsultancy
M
R
Flettner Rotor for small craft - Design and Build Prototype
rwatson
Nov 29, 2022
2
3
Replies
37
Views
14,523
Aug 31, 2025
rwatson
R
T
DIY Idea: Cleaning Propeller Without Hauling Out — Worth It or Waste of Time? (Prototype pics)
Todor Mihaylov
Apr 27, 2025
Replies
6
Views
2,725
May 5, 2025
montero
M
E
yacht refit
emrecantasdemir
Nov 13, 2024
Replies
1
Views
1,991
Apr 4, 2025
emrecantasdemir
E
Rain-proof flyscreen for portlights
RainAndStorm
Mar 28, 2025
Replies
2
Views
1,313
Apr 1, 2025
RainAndStorm
T
electric trolling motor props
Twofish
Jan 14, 2025
Replies
4
Views
3,378
Jan 17, 2025
alan craig
A
S
Why do many designs fail to form products?
sun
Dec 11, 2024
2
3
Replies
41
Views
15,771
Jan 4, 2025
sun
S
B
Converting a small sailboat to a pilothouse motorboat
Bonkers
Jan 3, 2025
Replies
11
Views
5,430
Jan 4, 2025
Bonkers
B
E
Special Purpose Craft – Heavy Weather Second Generation (SPC-HWX II)
ECP
Dec 10, 2024
Replies
5
Views
2,460
Dec 14, 2024
Dave G 9N
D
K
Strengthening the transom?
karlisJ
Sep 13, 2024
Replies
2
Views
1,551
Sep 13, 2024
baeckmo
B
Anchor leg
RainAndStorm
Jul 18, 2024
Replies
4
Views
2,348
Jul 19, 2024
seasquirt
R
Would anyone like to design a 39 foot/12 metre Stabicraft-style boat?
RSD
Dec 3, 2022
3
4
5
Replies
65
Views
14,539
Jun 17, 2024
brian eiland
T
Aluminum fishing boats manufacturer required
toni manzano
Jan 6, 2024
Replies
8
Views
3,777
May 7, 2024
Maxm
M
B
Detecting moisture in end grain balsa
Barry_S
Feb 27, 2024
Replies
7
Views
3,098
Apr 2, 2024
Howlandwoodworks
A
Looking for contact - people building their own houseboat
Artisan38
Mar 24, 2024
Replies
1
Views
1,846
Mar 24, 2024
Heimfried
D
New FRP facility buildout
detourdog
Sep 1, 2020
2
Replies
25
Views
6,495
Mar 15, 2024
Stephen Ditmore
K
Bird Dog Boat Design, Is a tunnel necessary?
Kevin Cummings
Mar 13, 2023
Replies
7
Views
3,418
Mar 3, 2024
Kevin Shi
J
looking for partner in sales of hull repair gelcoat removing machine
jubisdoo
May 21, 2023
Replies
2
Views
2,334
Mar 3, 2024
Kevin Shi
J
New to forum
John Torelli
Oct 12, 2022
Replies
14
Views
5,153
Feb 28, 2024
No Worries
N
P
Inflatable electric kayak
Phil171_Fr
Nov 29, 2021
Replies
6
Views
4,606
Feb 11, 2024
portacruise
P
P
Building an electric propulsion hydroplane?
Piggy
Jul 1, 2019
2
Replies
18
Views
10,495
Feb 1, 2024
alan craig
A
U.S. Department of Energy Funded/Sponsored Project - Need Naval Architect!
VoltageVessels
Dec 7, 2023
Replies
4
Views
2,849
Dec 8, 2023
VoltageVessels
C
Introduction of me and my carbon wing sail foiler project
carbon_pirate
Oct 18, 2023
Replies
0
Views
2,384
Oct 18, 2023
carbon_pirate
C
J
Submersible battery operated hull brush development cooperation, colaboration
jubisdoo
May 21, 2023
2
Replies
15
Views
7,067
May 25, 2023
Blueknarr
B
F
Design of Towing Tank for Laboratory
Frederick H
Mar 29, 2023
Replies
8
Views
3,757
May 8, 2023
rwatson
R
W
Directory of many years of sailing research
Windmaster
Jun 25, 2022
Replies
2
Views
2,939
Mar 27, 2023
comfisherman
C
T
Free rental for help on my 49' cat build
tevake118
Feb 27, 2023
Replies
0
Views
2,218
Feb 27, 2023
tevake118
T
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
287,230
Feb 19, 2023
Gravio
C
Pocket power hydrofoil cat
Carlazzomark
Jun 15, 2022
Replies
2
Views
3,108
Jan 3, 2023
Gasdok
G
DIY bluewater pocket cruiser for four
Travkin
Apr 20, 2018
Replies
8
Views
11,978
Dec 7, 2022
rwatson
R
W
Finding the best way to sail directly upwind
Windmaster
Aug 15, 2022
2
Replies
19
Views
7,234
Sep 15, 2022
Windmaster
W
D
Catamaran projects looking for buyers..... Semi self build.
Dylan Banwell
Jun 23, 2022
Replies
0
Views
2,609
Jun 23, 2022
Dylan Banwell
D
T
Windless installation with high Bulwark/Gunnel Rail
Tom G Sailor
May 17, 2022
Replies
6
Views
4,271
May 21, 2022
rangebowdrie
R
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