Mapper

Mapper may refer to:

Computers

• MAPPER, a Fourth-generation programming language originally sold by Sperry Corporation (now Unisys)
• Mapper(2), a biological database

-OR-

• DataMapper, a software library written in the Ruby language
• Device mapper, handler for Linux
• Data mapper pattern, a software engineering architectural term
• Global Mapper, a Global Information System software package developed by Blue Marble Geographics that runs on Microsoft Windows
• Memory management controller, a chip that handles bank switching on certain NES cartridges, or the part of an emulator that emulates a Memory Management Controller
• Object–relational mapping, a computer science programming technique
• Port mapper, maps program to web address
• Semantic mapper, maps between namespaces
• Mapper, a variant (or perhaps a generalization?) of Reeb graphs and merge trees used for visualization in topological data analysis

Other

• Level designer, a person who designs levels for video games
• Moon Mineralogy Mapper, one of two instruments that NASA contributed to India's first mission to the Moon, Chandrayaan-1, launched October 22, 2008
• Thematic Mapper, one of the Earth observing sensors introduced in the Landsat program
• Wisconsin H-Alpha Mapper, a custom-built 0.6 metres (24 in) telescope operated by the University of Wisconsin–Madison, used to study the Helium-alpha ions of the warm ionized medium