GEOS

GEOS may refer to:

Computer software[edit]

GEOS (8-bit operating system), an operating system originally designed for the Commodore 64
GEOS (16-bit operating system), a DOS-based graphical user interface and x86 operating system
GEOS (securities processing software), an integrated online system for the management and processing of securities
GEOS (software library), an open-source geometry engine
Goddard Earth Observing System, an Earth system model

Other[edit]

GEOS (eikaiwa), an English conversation teaching company based in Japan
GEOS circle, an intersection of four lines that are associated with a generalized triangle
GEOS (satellite), a research satellite from ESRO (1978–1982)
GEOS (satellite series), three research satellites from NASA
Groupe GEOS, a French business consultancy

This disambiguation page lists articles associated with the title GEOS.
If an internal link led you here, you may wish to change the link to point directly to the intended article.