FSM is an acronym that refers to:

• Free Speech Movement at the University of California, Berkeley, 1964
  • a student movement to allow political actions on campus

• a finite state machine (fsm)
  • an abstract machine that has only a finite, constant amount of memory.

• the Federated States of Micronesia (FSM)
  • a constitutional government in free association with the United States, located in the Pacific Ocean, northeast of Papua New Guinea.

• Fabryka Samochodow Malolitrazowych (FSM)
  • (Factory of Small Litres Cars) a factory founded in 1972 that produced Fiat 126p from 1973 to 2000. In 1992 they changed the name to Fiat Auto Poland . The assemble Fiat Cinquecento and Fiat Seicento as well as Fiat Uno.

• Free Software Magazine