Synopsys is an American electronic design automation (EDA) company that builds the software, IP, and simulation tools chipmakers use to design, verify, and manufacture advanced semiconductors. Founded in 1986 around logic-synthesis technology, it is one of three companies that dominate the EDA market and, following its $35 billion acquisition of Ansys in July 2025, has expanded from chip design automation into full silicon-to-systems engineering across electronics, structures, fluids, and optics.
Cadence Design Systems is a San Jose-based computational software company that builds the electronic design automation (EDA) tools, hardware systems, and semiconductor IP used to design chips, printed circuit boards, and full electromechanical systems. Under its Intelligent System Design strategy, Cadence software sits behind a large share of the world's advanced silicon - powering everything from smartphones and data-center accelerators to cars, aircraft, and, increasingly, AI-driven design automation and drug discovery.