IGS

IGS may stand for:

Computers/Video Games

• IGS Go server, Japanese Go server
• Internet Go server, server that allows players of the game of Go to play
• Information Gateway Services, an Internet Service Provider
• Information Global Service, video game company
• Initial Graphics Exchange Specification and the file extension thereof (.igs)
• Interactive geometry software
• International Games System, a Taiwan-based arcade and PC video game developer, founded 1989

Technology

• Inertial guidance system
• Instrument guidance system
• Image guided surgery or computer assisted surgery
• Information Gathering Satellites, Japanese military reconnaissance satellites

Science

• Institute of General Semantics
• Institute of Geological Sciences (disambiguation)
• Intergenic spacer
• International Glaciological Society
• International Graphonomics Society
• International GNSS Service, a voluntary worldwide federation of agencies to share GNSS satellite tracking stations data and analysis centres, in the domain of geodesy.

Schools

• International Grammar School, Sydney
• Ilkley Grammar School
• Ipswich Grammar School
• Ivanhoe Grammar School
• Islington Green School

Other

• Imerslund-Gräsbeck syndrome
• Irish Georgian Society
• International Graduates Scheme, a UK immigration scheme