FDL may refer to:
- Fast Deployment Logistics Ship (FDL), U.S. Navy shipbuilding program of the middle 1960s, eventually cancelled (see USNS Lynn (T-AG-182)).
- Federation of Liberals (Italian: Federazione dei Liberali), an Italian political party
- Federal Depository Library, a library in the Federal Depository Library Program
- File Definition Language - used to describe the structure of a Record Management Services file in the OpenVMS operating system.
- Firebase Dynamic Links, smart URLs that link to any location within iOS, Android or web apps
- Firedoglake, a defunct political blog
- Fleur-de-lis (disambiguation)
- Flexor digitorum longus muscle
- Florida Democratic League, an American political advocacy group
- Fond du Lac (disambiguation)
- Fossa dei Leoni, an Italian football supporters organisation
- Four Door Lemon, a British video game developer
- Fonds de Dotation du Libre - Libre Endowment Fund (FDL), French fund to support developers and publishers of Free and Open Source software projects
- GE FDL, a series of diesel engines
- GNU Free Documentation License
- United States Air Force Flight Dynamics Laboratory
This disambiguation page lists articles associated with the title FDL.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: