SFF
SFF stands for:
- Safe failure fraction, Fraction of safe and detected dangerous failures based on the total number of potential failures of IEC 61508
- Sarajevo Film Festival, an annual that takes place in Sarajevo International Film Festival
- Send Führs Froehling, a progressive rock band
- Service Switching Function, part of the IP multimedia subsystem interface to existing 2G/3G systems
- Seychelles Football Federation, the Football Association of Seychelles
- Small Form Factor, a form factor of computers
- Somali Football Federation, the Football Association of Somalia
- Space Frontier Foundation, an organization to promote private space companies
- Structured Fax File, a file format for storing faxes
- Fotbollförbundet Svenska, the Swedish Football composite
- Disambiguation
- Abbreviation