XZ, X.Z., or xz may refer to:

Transportation

• AeroItalia (IATA code: XZ), an Italian airline
• South African Express SA Express (former IATA code: XZ), a former South African airline
• XZ, a type of PSA X automobile engine

Computing

• xz, a lossless data compression file format based on the LZMA algorithm, often with the file extension ".xz"
  • XZ Utils, a set of free lossless data compressors, including the xz command

Other uses

• Tibet Autonomous Region (Guobiao abbreviation: XZ), China

See also

• XZ Tauri, a binary star system in the constellation Taurus
• Yamaha XZ 550, a motorcycle

This disambiguation page lists articles associated with the title XZ.
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