Micro-Star International Co., Ltd (MSI) is a Taiwanese multinational information technology corporation headquartered in New Taipei City, Taiwan. It designs, develops and provides computer hardware, related products and services, including laptops, desktops, motherboards, graphics cards, All-in-One PCs, servers, industrial computers, PC peripherals, car infotainment products, etc.

The company first built its reputation on developing and manufacturing computer motherboards and graphics cards. It established its subsidiary FUNTORO in 2008 to provide solutions for vehicle infotainment. Now it provides a variety of products ranging from laptops, desktops, monitors, motherboards and graphics cards for gamers and content creators, to all-in-one PCs, mobile workstations, servers, IPCs, multimedia peripherals, vehicle infotainment solutions, Autonomous Mobility Robot (AMR).

When established in 1986, MSI focused on the design and manufacturing of motherboards and add-on cards. Later that year, it introduced the first overclockable 286 motherboard.