MPX may refer to:

Technology

• MPX filter, a function found in cassette decks
• Multiplexing, the process of combining multiple analog or digital signals into one
  • Multiplexer, an electronic device which accomplishes this task

Computing

• Multi-Pointer X, an extension to X.Org
• MPX Microsoft Project Exchange File Format, a Microsoft Project file format
• Intel MPX, a set of Memory Protection Extensions to the x86 instruction set architecture
• .mpx, a video file format in the Kingston K-PEX 100
• IBM 1800 MPX, in the list of operating systems
• MPX bus, a PowerPC CPU bus, for example in the PowerPC G4

Other uses

• MPX Energia, former name of the Brazilian utility company Eneva
• MPI MPXpress, a train locomotive
• SIG MPX, a submachine gun from SIG Sauer
• An abbreviation for monkeypox, an infectious viral disease

This disambiguation page lists articles associated with the title MPX.
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