SparkFunSparkFun is an online retail store that sells the bits and pieces to make your electronics projects possible. Whether its arobot that can cook your breakfast or a GPS cat tracking device, our products and resources are designed to make theworld of electronics more accessible to the average person. In addition to products, SparkFun also offers classes and anumber of online tutorials designed to help educate individuals in the wonderful world of embedded electronics.Seeed StudiosOPEN HARDWARE FACILITATOR
Seeed Studio is an open hardware facilitation company based in Shenzhen, China. Benefiting from local manufacturepower and convenient global logistic system, we integrate resources to serve new era of innovation. Seeed also works withglobal distributors and partners to push open hardware movement.We design modular electronics for quick prototyping and small scale projects, which could be found at Bazaar. It alsocarries inventories from community innovators, we help people make, distribute their designs and collect the revenue. It’s awin-win situation and taking a shape towards an ecosystem. By working with us, innovators could focus on the designs,provide better support to the user and promote the product. Seeed Studio or similar service provider could get more trafficand bring up other product sales.
ARDUINOArduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware andsoftware. Its intended for artists, designers, hobbyists, and anyone interested in creating interactive objects orenvironments.
And check out their FAQ which is really helpful:DIY Drones