Skunk Works (also known as Lockheed Martin Skunk Works and Advanced Development Programs (ADP), formerly known as Lockheed Advanced Development Projects) is a company that engages in the development of aircraft systems. It focuses on the areas of advanced composites, additive manufacturing, and high-temperature structures. The company participates in joint aerospace projects in various spheres, such as supersonic transportation airport noise reduction, commercial travel, enterprise open system architecture (E-OSA), as well as developing hypersonic aircraft techniques for civil and military purposes.