The Official Guide to Experimental Aircraft is an online aviation guide to experimental aircraft, homebuilt kits and plans. Aircraft models are categorized by group, including conventional airplanes, pusher aeroplanes, warbird replica, light planes, ultralights, trikes, powered parachutes and paragliders, sailplanes, rotorcraft, gyroplanes and amphibious aircraft. The Official Guide to Experimental Aircraft is designed with hundreds of new pages and revised formats to deliver the information to you in a fast and organized way! Our "search this site" capabilities help you quickly access the data you're looking for. Our Aircraft Guide is the definitive source of information on manufacturers of experimental aircraft kits and publishers of plans for experimental homebuilt aircraft. Over 500 aircraft companies are listed within our Aircraft & Vendor Guides. You can browse the lists by company name. Click on any aircraft company or aviation vendor to see a detailed listing. Each listing is a unique page, which includes company and product information, as well as a hot link to the company's website.