FDS may refer to: Business Sarajevo Tobacco Factory (Bosnian: ), a Bosnian tobacco company FactSet, an American financial data company Federated Department Stores, now Macy's, an American retailer Ferrovie della Sardegna, an Italian railway company Computing Famicom Disk System (Family Computer Disk System), a video game console add-on Functional Design Specification, a type of requirements document Fire Dynamics Simulator, modelling software Politics Democratic Social Front (Portuguese: ), a political party in Guinea-Bissau Federation of the Left (Italian: ), a political coalition in Italy Force of the South (Italian: ), a defunct political party in Italy Salvadoran Democratic Front (Spanish: ), a political organization active during the Salvadoran Civil War Sankarist Democratic Front (French: ), a political party in Burkina Faso Other Formerly Used Defense Sites, properties that were under the jurisdiction of the United States Secretary of Defense FDS Intimate + Body, a feminine deodorant spray r/FemaleDatingStrategy, a Reddit community See also FD (disambiguation)