Multihulls

ECO 520 PDF

The ECO 520 is the next catamaran from my jigsaw series. The first was the DUO 480 C. For study plans, click HERE 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...

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...

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...

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...

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...

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...

Toucanoe Plans PDF

Length 4795 ( 15´ 8 3/4" ) Beam 767 ( 30 1/4")   Toucanoe is recreational kayak, designed for daytrips with kids and overnight trips with two adults on sheltered waters. Max total load is ca 250kg ( including boats weight ). I would not use...

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...

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...

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...

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...

Strike 15 Plans Download

About Woods Downloadable Plans Click HERE to download Free Study Plans LOA - 4.5mLWL - 4.43mBOA - 3.35mSail Area - 14.6sqmMast - 6.8m long 80mm x 55mmEmpty weight - 135KgsLoaded weight - to WL 305Kgssheet ply (partly stitch and glue) The 15ft STRIKE 15...

Strike 18 Main Hull Plans Download

About Woods Downloadable Plans Click HERE to download Free Study Plans The 18ft STRIKE is a trimaran design that uses a 16ft beach cat as the outriggers/amas and rig. The main hull is plywood and has a dory shape that is extremely easy to build. The...

Strike 18 (including Quattro Plans) Download

About Woods Downloadable Plans Click HERE to download Free Study Plans The 18ft STRIKE is a trimaran design that uses a 16ft beach cat as the outriggers/amas and rig. The main hull is plywood and has a dory shape that is extremely easy to build. The...

Slingshot 16 Trimaran Plans

This is an instant download for full plans. For free study plans, click HERE. Features: Top Speed (typical) = 14 mph # Of Occupants = One  Length Overall = 15' 10" Beam Overall = 12' (or 7' folded. For details about folding options, please...

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...

Strider (full plans) Download

About Woods Downloadable Plans Study plans available HERE Specifications: cold moulded or strip plank round bilge hulls,ply decks and topsides LENGTH O.A. 7.3m LENGTH W.L. .6.65m BEAM O.A. 4.3m (5.3m on Turbo version)DISPL (empty) 0.5T DISPL (loaded)...

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 have more...

Slingshot 16 Tandem Trimaran Plans

Slingshot 16 Tandem Trimaran With 112 Sq. Ft. Vertical Batten Sail Features: Top Speed (typical) = 14 mph # Of Occupants = TWO Length Overall = 15' 10" Beam Overall = 12'- (or 7' folded. For details about folding options, please email me.) Main Hull...

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...

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...

Trillo Plans

These are full plans. For Study Plans, click HERE For those who design boats for amateur boat builders, the small cruise trimaran represents a complex and stimulating theme. The challenge is to simplify its design and facilitate the construction of a...

Slingshot 19 Trimaran Plans

Features:Top Speed (typical) = 14 mph# Of Occupants = Two (with option for three)Length Overall = 18’ 10”Beam Overall With Standard Non-Folding Akas = 12’Beam With Optional Folding Akas = 7’ 2” Closed, 14’ 6” OpenNOTE: You get my folding...

Tryst 10 Trimaran Plans Download

About Woods Downloadable Plans Click HERE to download Free Study Plans The 10ft Tryst trimaran is a variation of the Duo dinghy The main hull is a sailing Duo and it is fitted with two Vee shaped outriggers that bolt onto the Duo wings. The wings are...

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...

Zeta 14ft Trimaran Plans Download

About Woods Downloadable Plans Free Study Plans - Click HERE Zeta is another of my small, hard chine plywood trimaran, but this time it is a fast singlehander with the emphasis on being as simple and quick to build as possible. The photo below shows my...

DUO 480C "jigsaw" Plans

DUO 480C under construction in New Zealand   This 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...

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...

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...

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 use...

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...

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...

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,...

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...

Threefold 6 Plans

Speedy little trimaran for fun weekends afloat~ Protected water cruiser~ Fast & fun~ Weekend accommodation for a small family~ Folds for trailing and compact storage~ Amas swing in for compact mooring~ Alternative fixed beams for simplicityThe Threefold...

Trilars Plans PDF

You will also need Larsboat plans to complete this project.I also drew up a trimaran sailing rig for Larsboat called "Trilars" which is sold separately. It is pretty much a clamp on rig except for the small mast step and partner. Here a photo of a model...

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...

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...

Shadow (full plans) Download

About Woods Downloadable Plans For Study Plans click HERE Specifications: cold moulded or strip plank hulls, ply decks and topsides g.r.p. production (Strider Club)LENGTH O.A. 7.3m LENGTH W.L. .6.65m BEAM O.A. 4.3mDISPL (empty) 0.7T DISPL (loaded) 1.0T...

Strike 16 Plans Download

About Woods Downloadable Plans Click HERE to download Free Study Plans The Strike 16 is very easy to build with a stitch and glue hard chine hull and flat panel ply decks. I suggest you also download the Strike 18 study plans as this has more drawings...

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...

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...

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...

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 and...

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...

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...

Tiny TRI Plans

Here my next small outrigger/trimaran the TINY TRI. The hull of LITTLE TRI has proven itself to be fast, easy to sail, a good boat to camp on and yes seaworthy to. My goal with Tiny Tri is a bit different. The hull is again a sharpie hull. The changes...

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...

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...

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...