FL or variations may refer to:
Flickr (pronounced "flicker") is an image hosting and video hosting website and web services suite that was created by Ludicorp in 2004 and acquired by Yahoo on March 20, 2005. In addition to being a popular website for users to share and embed personal photographs, and effectively an online community, the service is widely used by photo researchers and by bloggers to host images that they embed in blogs and social media.
Florida /ˈflɒrᵻdə/ (Spanish for "land of flowers") is a state located in the southeastern region of the United States.
The flag of the United States of America, often referred to as the American flag, is the national flag of the United States.
In electronics, a flip-flop or latch is a circuit that has two stable states and can be used to store state information.
The Flying Spaghetti Monster (FSM) is the deity of the Church of the Flying Spaghetti Monster or Pastafarianism (a portmanteau of pasta and Rastafarian), a social movement that promotes a light-hearted view of religion and opposes the teaching of intelligent design and creationism in public schools.