Mapper

Mapper has several meanings:

• Device mapper, handler for Linux.
• Level designer, a person who designs levels for video games.
• MAPPER, a Fourth-generation programming language originally sold by Sperry Corporation (now Unisys).
• Mapper(2), a biological database.
• 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.
• Port mapper, maps program to web address.
• Semantic mapper, maps between namespaces.
• mapper orientation, One of the psychological traits proposed in mapper/packer theory,