GCF

GCF can refer to:

• Game Cache File, a filetype used by the Valve's Steam service
• Game Comic Forum
• Gauche Communiste de France (Left Communist of France), a French political party.
• Global Certification Forum
• Good Clean Fun (band), a hardcore punk band
• Google Chrome Frame
• Government Secure Intranet Convergence Framework, a UK government computer network
• Greatest common factor, an alternative term of the mathematical term greatest common divisor
• Green Climate Fund
• Grind City Futures a fictional company that plays a central role in the Animism: The Gods' Lake TV series
• Guam Cycling Federation