FFS

FFS may refer to:

Computing

 * Feige–Fiat–Shamir identification scheme, in cryptography
 * Flash file system
 * Formatted File System
 * Find first set, a type of bit operation
 * FreeFileSync, a software package
 * Amiga Fast File System
 * Unix File System often called Fast File System

Music

 * FFS (band), a rock supergroup of Franz Ferdinand and Sparks
 * FFS (album), their debut album

Political organizations

 * For our Future’s Sake, a UK campaign group calling for a public vote (People's Vote) on the final Brexit deal
 * Social Forces Front (French: Front des Forces Sociales), a political party in Burkina Faso
 * Socialist Forces Front (French: Front des Forces socialistes), a political party in Algeria

Other organizations

 * Frankford Friends School, in Philadelphia, Pennsylvania, United States
 * French Federation of Speleology
 * Swiss Federal Railways (Italian: Ferrovie federali svizzere)

Places

 * FFS Arena, in Lund, Sweden
 * Frankfurt South station, in Germany
 * French Frigate Shoals, an island in the Northwestern Hawaiian Islands

Science and technology

 * Facial feminization surgery
 * Free-fall sensor
 * Fringe field switching
 * Full flight simulator

Other uses

 * Farmer Field School, a community development process
 * Fee-for-service, a payment model
 * For Film's Sake, Australian women's film festival
 * Fully fashioned stockings, stockings with reinforce toe and tops