HEATKEYS

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

Sample Autocad Drawings Projects File DWG

Solaripedia is a database of green architecture and green building resources using solar, wind and passive strategies to create sustainable built environments.

Greenhouse Specifications, Greenhouse Design and Greenhouse Equipment Manufacturing by Rough Brothers Inc. We also supply greenhouse equipment for schools, nurseries, housing, commercial garden centers and conservatories.

Instant download blueprints and plans, discount stock plans for all of your building needs. Plans and Blueprints for Houses, Cabins, Garages, Barns, Playhouses, Chicken Coops, Bunkhouses, and Sheds

3D Models save you time and money. Find the 3D Model for your project in our vast library of cars, people, architectural models and more.

Dream Green Homes is your complete source for alternative, sustainable, green or natural home plans

The home page describes why earthbag building is one of the premier technologies for sustainable architecture.

CAD Blocks FREE! Download FREE CAD Blocks from a variety of categories and CAD disciplines. Browse before you download as all of our CAD Blocks have detailed thumnail views!

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

The Alabama Cooperative Extension System operates as the primary outreach organization for the land-grant functions of Alabama A&M and Auburn Universities.