HFS

HFS may refer to:

Computing

• Hardware functionality scan, a security mechanism used in Microsoft Windows operating systems
• Hierarchical File System, a file system used by Apple Macintosh computers
• Hierarchical File System (IBM MVS), used MVS/ESA SP Version 4 Release 3 OpenEdition and later IBM operating systems through z/OS
• Hi Performance FileSystem, a file system used by the HP-UX operating system
• HTTP File Server, a web server

Education

• Haddonfield Friends School, in New Jersey, United States
• Harford Friends School, in Maryland, United States
• Hiranandani Foundation Schools, in India

Science and mathematics

• Hereditarily finite set
• Hexafluorosilicic acid
• Hydrogen forward scattering
• Hyperfine structure

Transportation

• French Frigate Shoals Airport, in Hawaii, United States
• Hagfors Airport, in Sweden
• Hatfield and Stainforth railway station, in England

Other uses

• Croatian Film Association (Croatian: Hrvatski filmski savez)
• Hellenic Fire Service, in Greece
• Hemifacial spasm, a neurologic disorder
• High fructose syrup
• Hospitality Franchise Systems, later Cendant
• WHFS (historic), a former radio station in the Washington, D.C./Baltimore, Maryland