'''BSF''' may refer to:
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==Organisations== * Ballerup-Skovlunde Fodbold, a Danish football club * British Skin Foundation, a UK charity raising money for skin disease and skin cancer research * Bibliothèques Sans Frontières, an international non profit * Bible Study Fellowship, an international Christian organisation * United States – Israel Binational Science Foundation * Biosciences Federation, a UK life science organisation * Border Security Force, Indian federal border patrol agency * Brandy Station Foundation, an organization devoted to preserving a battle site in Virginia, United States * British Softball Federation, the National Governing Body of softball within the UK * Bund Schweizerischer Frauenvereine, Swiss national federation of women's organizations
==Science== * Basilar skull fracture, a head injury * Biosand filter, water filtration technique * Black Soldier Fly, a larva used in permaculture
==Computing== * Bean Scripting Framework, software to integrate the Java programming language with other scripting languages * Bit Scan Forward, an x86 instruction used to find the least significant bit set in a binary word * Bootstrapping Server Function part of GAA/GBA Generic Bootstrapping Architecture
==Miscellaneous== * Black Sea Fleet, the fleet of the Russian Navy in the Black Sea * Black Sea Forum for Partnership and Dialogue, regional forum first held in 2006 * Boies Schiller Flexner LLP, an American law firm * Hard bolívar, abbreviated BsF or Bs.F, the currency of Venezuela from 2008 to 2018 * Boysetsfire, an American post-hardcore rock band * Bradshaw Army Airfield, with IATA airport code BSF * British Standard Fine, an imperial-unit based screw-thread standard * Building Schools for the Future, a British Government initiative to rebuild schools, from 2004 to 2010 * BSF (time service), Taiwan's time signal * Segelföreningen i Björneborg, Finnish yacht club
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