Synopsys, Inc. is an American multinational electronic design automation company headquartered in Sunnyvale, California, that focuses on design and verification of silicon chips, electronic system-level design and verification, and reusable components. Synopsys supplies tools and services to the semiconductor design and manufacturing industry. Products include tools for implementation of digital and analog circuits, simulators, and debugging environments that assist in the design of chips and computer systems. In 2024, Synopsys was listed as the 12th largest software company in the world.