GML

GML may refer to:

• Godden Mackay Logan, Australian heritage consultancy firm based in Sydney
• Group MENATEP Limited, a Yukos related company
• Gradient multilayer nanofilm, an assembly of quantum dot layers
• Middle Low German (ISO 639-3 code), a language used around the North Sea and the Baltic Sea from 1100 to 1600

Computing

• Game Maker Language, the programming language of Game Maker
• Generalized Markup Language, a set of macros for the IBM text formatter, SCRIPT
• Generative Modelling Language, an extension of PostScript used for the concise description of complex 3D shapes
• Geography Markup Language, an XML grammar to express geographical features
• Graph Modelling Language, a hierarchical ASCII-based file format for describing graphs