GDL may refer to:
Computing Game Description Language Generalized distributive law Genomics Digital Lab, a series of educational games Geometric Description Language Gesture Description Language GNU Data Language Google Developers Live
Other uses Dirasha language Gas diffusion layer of a proton-exchange membrane fuel cell Gas Dynamics Laboratory, a Soviet rocket research and development laboratory Gas dynamic laser Gateway Distriparks, an Indian logistics company , a German trade union for railway workers Glucono delta-lactone, a food additive Godley railway station, in England Goyim Defense League, a neo-Nazi loosely organized network of individuals Graduate Diploma in Law Graduated driver licensing Guadalajara International Airport, in Mexico Guadeloupe, ITU code Grand Duchy of Lithuania