may refer to:
Friend-to-friend, a type of private P2P computer network
Firewall-to-firewall transfers, an important part of most modern P2P network designs
FAI CLASS F2F - Diesel Powered Profile Fuselage Control Line Team Racing Model Aircraft.
F2F (TV series), a UK youth chat show
Grumman F2F, a biplane fighter aircraft
Face to Face (disambiguation)
Forecast-to-Fulfil, a term used in supply chain management, particularly in relation to cash flow or financial management
Frequency/double frequency or Aiken Biphase. See Differential Manchester encoding.