Multihulls

  • 16' Simple Surf Cat Plans

    16' Simple Surf Cat Plans

    16’x 7’. Very simple construction based upon 7 sheets of ply and easy ‘V’ section hulls with no centreboards. Costs have been kept right down by using wood beams and a simple ply aerofoil section mast. Definitely a sporty fun boat for the beach...

    $81.00
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  • 18' Hawk Plans

    18' Hawk Plans

    18’x 11’ (hull beam 3’). Ultra simple stitch and tape construction using 10 sheets of 1/4’’ and 4 sheets of 3/8’’ ply. Built-in buoyancy, good storage and sit-in hulls which may, under a canvas canopy be used for sleeping as well as the...

    $88.00
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  • 24' Tikopian Canoe Plans

    24' Tikopian Canoe Plans

    The Tikopian 24 is based on the 18' Waka Ama and uses the same stitch and tape plywood construction process. She has 4 seats plus stowage compartments in the ends of the canoe but can be fitted out in various ways - ie. with more seats and storage. The...

    $115.00
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  • 30+ Plans PDF

    30+ Plans PDF

    The Thirty + is one of Joe Dobler's better known large trimarans. It was originally designed for and built with plywood, but was soon put into production as a fiberglass model. Aparently the FG version was never as fast as the wood prototype, though...

    $20.00
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  • 40' Dragon Plans

    40' Dragon Plans

    Well, this is a boat for the purely insane or totally inebriated!, and it is an example of the wide range of boat designs that we are asked to produce from clients all over the world. Basically, she is a slightly thinned and greatly stretched Waterman...

    $88.00
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  • 5M Rodcat Beach Catamaran Plans

    5M Rodcat Beach Catamaran Plans

    The Rodcat 5 is a simple beach catamaran with asymmetric hulls. To make construction quick and easy, each hull is built up from a flat inboard side which is laid flat on a workbench. The transom and ply bulkheads are then fitted to this side and the...

    $101.00
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  • Acorn Plans Download

    Acorn Plans Download

    Click HERE to download Free Study Plans About Woods Downloadable Plans The Acorn is a 21ft lightweight plywood minimum fast cruiser that has been kicking around for nearly 20 years but only recently have plans been drawn...

    $227.00
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  • Cat 19 Plans

    Cat 19 Plans

    The CAT 19 features 4 berths inside the hulls (and space for others under a tent on the bridge deck), easy trailability (the cross beams are tied to the hulls which also give a degree of flexibility) and very easy construction with the same pre shaped...

    $27.00 - $236.00
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  • Cat 25 Plans

    Cat 25 Plans

    The CAT 25 was designed to fit the Micro Multihull racing class as it was originally conceived. A set of plans is available to upgrade the standard design to fit the existing rules. Construction is similar to that of the CAT 19. Both boats incorporate...

    $34.00 - $297.00
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  • Cat 254 Plans

    Cat 254 Plans

    This is the latest racing version of the CAT 25 and embodies a long waterline hull with a light weight construction using tortured ply. The pre-shaped sides are simply stitched to the bottom and epoxied at a set angle. The 6mm sides are then pulled...

    $34.00 - $338.00
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  • Cat 40 Plans

    Cat 40 Plans

    The CAT 40 is a comfortable cruising catamaran using the latest thoughts on wide bodied hulls enabling much more accommodation than usual on a catamaran of this length. The standard arrangement has 8 dedicated berths (including 3 doubles) with the...

    $41.00 - $540.00
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  • Cataproa Plans

    Cataproa Plans

    A new boat type? Why not? The idea, a personal multihull cruiser for the least amount of work and cost. I like Proas but I do not like shunting. It is okay for long distances but not, for instance, in a channel or river with a lot of traffic like here...

    $100.00
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  • Chat 18 Plans Download

    Chat 18 Plans Download

    Click HERE to download Free Study Plans About Woods Downloadable Plans The Chat 18 is a safe day sailing catamaran designed for sheltered waters and is very simple and easy to sail. Even so, it is still a fun and responsive boat. Comprehensive building...

    $156.00
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  • Docat Suppliment Plans

    Docat Suppliment Plans

    This is a suppliment - you also need Exe Dory plans to build this boat Based upon two EXE DORY hulls, this nippy little catarmaran makes the ideal beach boat and swimming platform for the family. Existing EXE DORIES can be converted...

    $34.00
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  • Drifter 12 Free Plans

    Drifter 12 Free Plans

    To download these plans, click HERE The Drifter 12 is a small trimaran that can be paddled or sailed, and is perfect for exploring rivers, bays, and lakes. The rig is simple, using a windsurfing mast. The sail rolls up and is reefable to any size in...

  • Drifter 12L Free Plans

    Drifter 12L Free Plans

    To download these plans, click HERE The Drifter 12 L is a higher performance version of the Drifter 12, with longer amas, and a taller mast. It can be paddled or sailed with as simple rig using a windsurfing mast. The sail rolls up, and is reefable...

  • Drifter 14 Free Plans

    Drifter 14 Free Plans

    To download these plans, click HERE The Drifter 14 is a small trimaran that can be paddled or sailed with a simple rig using a windsurfing mast. The sail rolls up, and is reefable to any size in seconds. The boat is steered with rudder pedals, so your...

  • Drifter 16 Free Plans

    Drifter 16 Free Plans

    To download these plans, click HERE The Drifter 16 is a larger version of the Drifter 14, and is designed for one or two people. It can be paddled or sailed with a simple rig using a windsurfing mast. It can be car topped, or carried on small trailer...

  • DUO 1000 Plans

    DUO 1000 Plans

    You can find study plans for the DUO 1000 HERE Note: There is no building guide with these plans only dxf drawings and some sketches in pdf format - these plans are for experienced builders only.The DUO 1000 is a performance catamaran for the...

    $1,600.00
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  • DUO 425 Plans

    DUO 425 Plans

    The DUO 425 was the first parallel rig cat designed for amateur construction. The prototype was shown at the boat show in Duesseldorf in 1984. We have the most experience with this sort of rigs. Many very fast and record breaking catamarans used and...

    $50.00
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  • DUO 480C "jigsaw" Plans

    DUO 480C "jigsaw" Plans

    DUO 480C under construction in New ZealandThis design cost me more time than I thought it would, but the result is precisely what I wanted: an easy to built boat with a lot of possibilities for the weekend sailor.With its beam of only 2,30m (7 feet,...

    $85.00
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  • DUO 800 Plans

    DUO 800 Plans

    Boats around 8 m (27 ft) are most interesting for the average sailor. The harbor fees, maintenance work, car if the boat is in the limits for road transport and the costs to buy but sure to build* are still in the range of affordability. So I...

    $310.00
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  • Eagle Plans Download

    Eagle Plans Download

    Free Study Plans - Click HERE About Woods Downloadable Plans The Eagle 24 is my first open deck trailable catamaran design for many years. I have delayed drawing a new boat until now because I still believe that the Janus/Strider/Merlin are great...

    $455.00
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  • ECO 520

    ECO 520

    The ECO 520 is the next catamaran from my jigsaw series. The first was the DUO 480 C. The clue is, that the hulls can be build laying flat on a table. Starting with the outward hull side. To make boat building for a first time boat builder. The boat...

    $190.00
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  • ECO 55 Sail Plans

    ECO 55 Sail Plans

    The first ECOnomy cruiser was designed 2003. The first multi hull with a negative bow by the way. The model is basically the same but the experience from owners/builders around the world is flowing in in this updated model. The ECO is a perfect...

    $95.00
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  • ECO 6 Plans

    ECO 6 Plans

    Note: This is the full plan, for the study plans click HERE The ECO 6 looks like the ECO55 cruiser, but it is a completely new design. The small increase of only 0.5m and increasing the total beam to 2.84m created a lot of possibilities. The cabin...

    $180.00
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  • ECO 6 Study Plans

    ECO 6 Study Plans

    Note: This is the study plan, for the full plans click HERE The ECO 6 looks like the ECO55 cruiser, but it is a completely new design. The small increase of only 0.5m and increasing the total beam to 2.84m created a lot of possibilities. The...

    $15.00
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  • ECO 7.5 Plans

    ECO 7.5 Plans

    After many requests for a bigger ECOnomy cruiser here she is. For dimensions see the specifications. The layout speaks for it self. This boat is a perfect boat for the whole family. It is designed for extended coastal cruising.Construction and design:...

    $280.00
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  • Gizmo Plans

    Gizmo Plans

    I'm finding out folks talk about proas like they talk about sex. Most talk about it a lot more than they do it. The ones who do it a lot don't talk about it.Gizmo was designed at the urging of Craig O'Donnell who edits the Cheap Pages. In there is a...

  • Gypsy (full plans) Download

    Gypsy (full plans) Download

    Sheet ply or grp flat panel dory shaped hullsStrip cedar round bilge hulls, ply decks An open deck version of Gypsy is also available LENGTH O.A. 8.5m 28ftLENGTH W.L. 8.1m 26ft6inBEAM OA 5.4m 17ft9inDISPL (empty) 1.8T 4000lbsDISPL (loaded) 2.4T...

    $700.00
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  • Hot Chili Plans PDF

    Hot Chili Plans PDF

    Hot Chili is a strong plywood asymmetric catamaran which can be built by anyone who can measure, cut and glue timber, can be towed by anything on four wheels, can be afforded by anyone with a job, and can be used anywhere with a foot of water. Chili can...

    $100.00
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  • IC10 International Canoe Plans

    IC10 International Canoe Plans

    The IC10 - a ply stitch and tape "B" Class International Canoe for Mr. Peter Rhodes-Dimmer - the first hull has been constructed by Alan Powell. The major idea behind this design was to produce an up-to-the-minute hull shape suitable for both inland and...

    $270.00
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  • Janus (full plans) Download

    Janus (full plans) Download

    About Woods Downloadable Plans Click HERE for study plans Specifications: Dory shaped ply hulls and decksLENGTH O.A.6.65mLENGTH W.L.6.0m BEAM O.A 3.9mDISPL (empty) 0.4T DISPL (loaded) 0.8T HEADROOM 1.22m DRAFT 0.25 - 0.8mSAIL AREA 20.9sq m Note 6...

    $455.00
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  • Katta 395 Plans PDF

    Katta 395 Plans PDF

    Katta 395 - 3.95m (metric plans)13' x 7-1/2' – 300 Lbs.Sail area 9.75 m² 105 Sq.Ft.A pocket cruiser catamaran for two with flat bottoms inspired by the genius Berque’s twin M5.Stich and glue building on light frames and bulkheads. A large rear beam...

    $65.00
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  • Katta 545 Plans PDF

    Katta 545 Plans PDF

    A pocket cruiser catamaran for two to four, with flat bottoms inspired by the genius Berque’s twin M5. Stich and glue building on light frames and bulkheads. A large rear beam and a mast float should help in case of capsize. Each hull has a large...

    $95.00
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  • KD 650 Plans

    KD 650 Plans

    The KD 650 is an other approach for an affordable trailer catamaran for amateur construction. The boat is designed for coastal sailing and will have a good turn of speed with its efficient Gunter rig.The boat is easy to build with plywood/glass/Epoxy...

    $238.00
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  • KD 860 Plans

    KD 860 Plans

    These are full plans - for study plans click HERE This is our smallest offshore cruiser. A sea worthy fast cruiser catamaran for a family of four. The performance of this boat is exceptional on all courses to the wind. To make sure of this, the...

    $390.00
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  • Little TRI Plans

    Little TRI Plans

    I have built almost anything that can sail. At the age of 12 my first sail thing, an ice "boat". I used skates which had to be mounted on shoes as runners. Big fun, very fast, only the lake was too short. Then there where monohulls of various sizes...

    $65.00
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  • MaXi The Cat Plans PDF

    MaXi The Cat Plans PDF

    For study plans click HERE MaXi is a trailer-able catamaran for amateur construction. The beam of the boat is 2,44m. It can have also water ballast. The wing seat adds a tremendous amount of stability. With its bouncy device on the mast top, the boat can...

    $385.00
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  • New ECO 55 Sail Plans

    New ECO 55 Sail Plans

    The New ECO 55 is a modification of the Original ECO 55. When you buy the new plans you receive the complete set of the original plans plus the details for the new gunter rig and new leeboards/luffboards.The first ECOnomy cruiser was designed 2003...

    $110.00
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  • Oppikat Plans (Children's Catamaran)

    Oppikat Plans (Children's Catamaran)

    A boat for the little people~ Modern concept~ Easy launch and retrieval~ Car-toppable~ Trainer for the big cat~ Great "my own boat" for the kids~ Now also detailed for wood constructionShe is a small and manageable boat for children to sail either one or...

    $55.00
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  • Pirogue 460 Plans PDF

    Pirogue 460 Plans PDF

    Pirogue 460 / 15’ 15’ x 7.5’ – 130 Lbs. Sail area 5.15 m² / 56 Sq.Ft. This project start has a request from a college teacher to create an outrigger canoe for teenagers, based on the local traditional boats of Mayotte Island,...

    $45.00
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  • Pixie Plans Download

    Pixie Plans Download

    About Woods Downloadable Plans Specifications: LENGTH O.A. 4.3m LENGTH W.L. 4.1m BEAM O.A. 2.1m DISPL (empty) 75Kg ONE OR TWO CREW SAIL AREA 11.5 sq m The PIXIE is an entry level car toppable beach cat that has proved extremely popular with hundreds...

    $91.00
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  • Quattro 14 Plans

    Quattro 14 Plans

    About Woods Downloadable Plans Specifications: Sheet Ply LOA 4.3mLWL 4.15mBOA 2.1mWeight 80KgsSA 13.1 sq m one or two crew (1 trapeze) The Quattro 14 has a hull shape similar to the PIXIE, but with the addition of small skegs (which help windward...

    $105.00
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  • Quattro 16 Plans Download

    Quattro 16 Plans Download

    About Woods Downloadable Plans Specifications: Sheet Ply LENGTH O.A. 5mLENGTH W.L. 4.85mBEAM O.A. 2.45mDISPL (empty) 135KgTWO CREWSAIL AREA 18 sq m The QUATTRO 16 is a twin trapeze high performance racing cat that has proven faster than the Hobie 16 or...

    $125.00
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  • Roonio Plans PDF

    Roonio Plans PDF

    Jeff Gilbert has been selling his Hot Chili design for several years now here on Duckworks. At least two have been built and I have heard of a 3rd or 4rth that were at least started. Chuck tells me that a lot of the plans have been sold so there may be...

    $80.00
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  • Sardine Run Full Plans

    Sardine Run Full Plans

    An 18 foot stitch & glue trimaran For Sardine Run Study Plans, click HERE This little 18' Trimaran can easily be built by home builders. It is stich-and-glue construction. This kind of boat is new: she is designed for raid or little cruising with a...

    $330.00
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  • Sardine Twin 5.5 Full Plans

    Sardine Twin 5.5 Full Plans

    A bridgedeck coastal cruising catamaran For Sardine Twin Study Plans, click HERE Sardine twin has been designed from the hull lines of the central hull of the Trimaran Sardine Run. She is built in France by Sardineboats, and plans can be ordered alone...

    $330.00
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  • Saylon 20 Plans Download

    Saylon 20 Plans Download

    Owner reports "Saylon is very nice and is a like a rockstar to the Danube River, both sides (Romania and Serbia). Very comfortable" Scroll down to see a great sequence of build photos for the boat above I have resisted designing a small bridgedeck cabin...

    $260.00
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  • SC 435 Plans

    SC 435 Plans

    The SC 435 was my first catamaran design. I designed the boat 1979. I lost count how many plans for this boat I have sold. The sail in almost any country of the world where there is water. But the SC 435 story is going on.The last addition is the blue...

    $55.00
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