Geography data format created by Galdos Systems and supported by the Open Geospatial Consortium; used by geographers for storing geographical data in a standard interchangeable format.
File created in the GML (Graph Modeling Language) format, an ASCII text format used for describing graph structures; describes the structure of the graph in a text-based hierarchy and includes the nodes, edges, and attributes that comprise the graph. The Graph Modeling Language can describe family trees, flowcharts, networks, and other graph structures.
Developer file used by Game Maker, a program used to create computer video games; contains program code written in the Game Maker Language (GML) that is executed by the Game Maker interpreter. GML files are used to create game scripts, functions, or modules.