AGL

AGL may refer to:

Businesses

 * AGL Energy, Australian energy company, successor to Australian Gas Light Company
 * AGL Resources, an American utility company
 * Atlanta Gas Light, a subsidiary of AGL Resources
 * Australian Gas Light Company, a former Australian energy company

Biology

 * AGL gene, which codes for human glycogen debranching enzyme
 * amylo- α- 1,6- glucosidase, 4- α- glucanotransferase (AGL), another name for the glycogen debranching enzyme

Computing

 * A Graphics Language, BASIC language extension for control of Hewlett-Packard plotters
 * Adobe Glyph List, a list of glyph names for Unicode characters
 * Apple Graphics Library, the Apple API for OpenGL
 * Automotive Grade Linux, an open operating system and framework for automotive applications

Other uses in science and technology

 * Above ground level, in aviation
 * Affine general linear group, a group of affine transformations in mathematics
 * Artificial grammar learning, an investigative technique in cognitive psychology and linguistics
 * Automatic Grenade Launcher, weapon for shooting grenades rapidly

Other uses

 * AGL, the United States Navy hull classification symbol for a lighthouse tender
 * Abergele & Pensarn railway station, UK (National Rail code AGL)
 * Angola, ITU letter code
 * Fembe language (ISO 639-3 code agl)
 * "Animism: the Gods' Lake", a fictional location in Animism (TV series)