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From OHO - search engine for sustainable open hardware projects
Baby Incubator Simple and Effective
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Tray Dryer Semicontinuous - for Vegetables
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Stationary Solar Fish Drier
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Fish Dryer-Smoker made with Metal Drum
Contains PDF Blueprints: No
Contains CAD Files: No
License: International Labour Office
Homestead Cart
Wikipedia: A hand truck, also known as a dolly, stack truck, trundler, box cart, sack barrow, cart, sack truck, two wheeler, or bag barrow, is an L-shaped box-m...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Unknown
Safe and Sturdy Shelter
Rabbit hutch with a good level of security, protecting the rabbits from predators.
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of Ghana
Wooden Handcart
This wheelbarrow can be made in one day and costs very little, it is capable of moving up to 500 pounds of material with relative ease, because the load is dire...
Contains PDF Blueprints: No
Contains CAD Files: No
License: unknown
Tube Manometer
Uses in practical experiments and demonstrations 1. To demonstrate that the pressure of a liquid is equal in all directions. 2. To determine the specific gravit...
Contains PDF Blueprints: No
Contains CAD Files: No
License: AMERICAN PEACE CORPS
Single Pan Balance
Single pan balance, made of affordable materials, practical for laboratory students and general purpose uses.
Contains PDF Blueprints: No
Contains CAD Files: No
License: AMERICAN PEACE CORPS
Bee Smoker
DIY bee smoker, built with easy-to-locate materials
Contains PDF Blueprints: No
Contains CAD Files: No
License: Garden Way Ressearch
Goat Milking Parlor
Goat milking station, easy to build, retractable in case of short parlor stalls.
Contains PDF Blueprints: No
Contains CAD Files: No
License: Rodale Press
The Kebkabiyah Plough
Light plow for arid soils pulled by donkey or camel, based on traditional models, but with an all-metal structure made from scrap metal.
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Wooden and metal nest box for rabbits
Another version of the rabbit nest box, with metal edge protection
Contains PDF Blueprints: No
Contains CAD Files: No
License: Christian Veterinary Mission
Nest Box for Rabbits
Very easy and cheap to build, Rabbit nesting box Original project by Rodales Press and published under CC-BY-SA 4.0 license.
Contains PDF Blueprints: No
Contains CAD Files: No
License: Rodale Press
Feeder for rabbits
Rabbit feeder of easy construction, with accessible materials. Original project by Rodale Press, published under CC-BY-SA 4.0 license.
Contains PDF Blueprints: No
Contains CAD Files: No
License: Rodale Press
Himalayan Water Wheel
Pelton type open impeller waterwheel for dynamo electric power generation (Grinder not included) Project published under CC-BY-SA 4.0 license This project was s...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Unicef
Cross Flow Turbine
technical drawings and 3d models for a complete cross-flow turbine assembly. project published under license CC-BY-SA 4.0 This project was supported by the germ...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Skat
Wind Mill Pump
Plans and 3d models to build a DIY equipment to pump water using a Savonius turbine and a diaphragm pump. Original design by Brace Research Institute, published...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Brace Research Institute
Cutting shears
Detailed drawings for building a Metal cutting shears Project published under CC-BY-SA 4.0 license Project development: Reverse engineering without adviser (B1,...
Contains PDF Blueprints: No
Contains CAD Files: No
License: ApT
Zigzag Solar water heater
Blueprints and instructions for the construction of a solar water heater Based on manual published by WOT. It may be helpful in constructing solar collectors an...
Contains PDF Blueprints: No
Contains CAD Files: No
License: WOT
Small water turbine
This project shows the construction plans for a small 5 kW water turbine based on the research of Dr. Mohammad Durali at MIT. According to the original developm...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Long Andre cargo bike
Contains PDF Blueprints: No
Contains CAD Files: No
License: Werkstatt Lastenrad
DIY Solar Water Heater
Reference: https://www.youtube.com/watch?v=qsBIs7nAQ54&feature=emb_imp_woyt High efficiency, DIY solar water heater panel with basic tools and materials. Includ...
Contains PDF Blueprints: No
Contains CAD Files: No
License: OpenSourceLowTech
Oskar Zither
Oskar Zither is a mobile braille-keyboard. The arrangement of 8 keys in a braille cell block and two additional keys allows Oskar Zither to be controlled withou...
Contains PDF Blueprints: No
Contains CAD Files: No
License: unknown
Wood Turning Lathe
Drawings and 3d models to build a woodworking lathe with 1500 mm bed Project published under CC-BY-SA 4.0 license
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Wheel Barrow
Engineering drawings detailing how to make a wheelbarrow Consisting of a tray bolted to two handles and two legs, ideal for small/medium loads for the household...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Carla Cargo Crowd
Carla Cargo allows you to transport heavy loads quickly, environmentally friendly and without sitting in traffic. It can be combined with any regular bicycle or...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Carla Cargo
Pipe Bending Machine
Detailed drawings for building a tube bender Project published under CC-BY-SA 4.0 license
Contains PDF Blueprints: No
Contains CAD Files: No
License: ApT
Bee Hive Frame
This project shows a Lanqstroth hive and its parts The brood chamber provides space for eggs and brood although sometimes the queen will lay eggs in a few combs...
Contains PDF Blueprints: No
Contains CAD Files: No
License: VITA
Jam Jar Sealer
A hand tool for securing lids onto jars. Project published under CERN-OHL Licence
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Crown Cap Machine
Hand operated device for sealing bottle tops Project published under CERN-OHL Licence See: https://practicalaction.org/knowledge-centre/resources/crown-cork-mac...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Honey Extractor
This Honey Extractor is designed to fit a standard, 20 gallon hot dipped galvanized trash can. Drill or cut a hole as close to the bottom of the can as possible...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Garden Way Research
Bee Hive
Complete Beekeeping system developed by GARDEN WAY RESEARCH 1975 © Use any 3/4" soft wood such as pine, basswood or spruce Dimensions are all quite critical - t...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Garden way research
CubeFactory2
The CubeFactory 2 is an autonomous and portable mini factory with own energy and material supply. It embeds three modules: a 3D-printer, a plastic recycler prod...
Contains PDF Blueprints: No
Contains CAD Files: No
License: TU Berlin
Screen printing press
This tool will allow you to make one-colour prints on many different substrates. It comes with a printing board specially designed to hold t-shirts, but it can...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Mekanika
CNC plasma cutter
The GoodEnoughCNC Hybrid is a parametric bootstrap machine. Dimensions depend on the length of the profiles (Parameter L) and profile sizes. GoodEnoughCNC hybri...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Irnas
Urbolienne windmill
The Urbolienne, a prototype micro-wind turbine developed by the French design office Aeroseed, generates energy on sites where the wind is irregular and often c...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Energinov
Cover Crop Roller
This tool is used to roll standing annual cover crops and crimp the stem to prevent regrowth and create a heavy mulch in place that can be planted through using...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Farm Hack
Plastic extruder
An extruder machine works with a repetitive process, i.e. the molten material is put into the moulds, pressed by pushing the transport worm forward. After which...
Contains PDF Blueprints: No
Contains CAD Files: No
License: WOT University Twente
Flamingo rope pump
The basic parts of a rope pump are the rising main and the rope with the pistons. The rising main is a pipe, usaly made of PVC, that hangs with one end in the g...
Contains PDF Blueprints: No
Contains CAD Files: No
License: WOT University Twente
Tractor tool bar
With this versatile and easy to use tool-bar, you can acquire a range of essential tools at a low cost. Many tools can be fitted on, from comb weeders, vegetabl...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Adjustable handlebar for horse plough
Like a lot of agricultural machinery, horse drawn implements have been designed by engineers and are often not adapted to the real needs of farmers. However, th...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Wheel hoe
The wheel hoe is a hand tool used to weed between rows faster and more efficiently than with other hand held hoes. The wheel hoe is a hand tool used to weed bet...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Vibra bed former
The Vibra bed-former is a secondary cultivation tool and a bed former. It’s based on a spring tine cultivator, but also has an adjustable comb weeder and a hydr...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Tilter
This linkage piece is fitted onto the quick hitch triangle to allow tractor mounted cultivation implements to work up to the end of a bed, when the tractor has...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Quick hitch triangle
The quick hitch triangle replaces the traditional three point linkage system. With the quick hitch triangle, you can hitch a tool onto a tractor in a matter of...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Puncher roller
The puncher roller can pierce through plastic mulch or mark out lines in the soil for sowing or transplanting. This tool is very adaptable: you can choose the s...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Neo bucher cultivator
Copied from the popular horse-drawn Swiss Bucher tool, the Néo-Bucher is the fruit of a collaboration between the organisation Hippotese and Atelier Paysan. Con...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Plastic rolling machine
Whether for mulching or soil solarisation, this plastic rolling machine is a quick and easy way of laying down plastic sheeting onto beds. The technical drawing...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Hoe
A module attached to the cultiridger or used on its own directly mounted on the tractor; see below for the plans of a hoe used in market gardening Able to offer...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Cultiridger
The Cultiridger’s main components are a set of spring tines and a pair of discs. The tool was designed to create and maintain ridges, but it can also be used on...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Bed ridger
The bed ridger can be used instead of a plough to incorporate crop residue and green manures into the soil. The ridger can also be used to reshape a bed if it h...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Star shaped finger weeder
Consisting of semi-flexible star-shaped fingers which rotate around the plants and are usually mounted on legs which follow the micro-topography of the soil, st...
Contains PDF Blueprints: No
Contains CAD Files: No
License: L'Atelier Paysan
Plate Rolling Machine
Manual Rolling Machine for Sheet Metal Bending
Contains PDF Blueprints: No
Contains CAD Files: No
License: unknown
Bench Vice
This is a simple model for a workshop bench vice without casting parts and made of simple, welded parts. It can be made in any simple locksmith's shop or metal...
Contains PDF Blueprints: No
Contains CAD Files: No
License: unknown
Open Hardware Loom, Open Source Ecology Germany
Contains PDF Blueprints: No
Contains CAD Files: No
License: Open Source Ecology Germany e.V.
Plastic injection machine, Precious Plastic
Contains PDF Blueprints: No
Contains CAD Files: No
License: Precious Plastic
Plastic extrusion machine, Precious Plastic
Contains PDF Blueprints: No
Contains CAD Files: No
License: Precious Plastic
Plastic compression machine, Precious Plastic
Contains PDF Blueprints: No
Contains CAD Files: No
License: Precious Plastic
Plastic shredder, Precious Plastics
Contains PDF Blueprints: No
Contains CAD Files: No
License: Precious Plastics
Cosi measure new
COSI Measure is an open source multipurpose 3-axis robot operating in a large volume, that can be equipped with e.g. field mapping probes for static or dynamic...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Open source imaging
3D-printable micropipette
We present our design of a micropipette that is assembled from 3D-printable parts and some hardware that works by actuating a disposable syringe to a user adjus...
Contains PDF Blueprints: No
Contains CAD Files: No
License: unknown