MPL may refer to:

Arts and entertainment

* MPL Communications (or ''McCartney Publishing Limited''), a music publisher * ''Patrologia Latina'', a collection of manuscripts compiled in the 19th century * Puri Lukisan Museum, a gallery of Balinese art in Bali, Indonesia * Mobile Premier League, an Indian online gaming platform

Library bodies

* Markham Public Library, Ontario, Canada *Memphis Public Library, Memphis, US * Minneapolis Public Library, Minnesota, US * Milwaukee Public Library, Wisconsin, US * Milton Public Library, Wisconsin, US

Science and technology

Biology and medicine

* MPL (gene), which encodes the myeloproliferative leukemia protein (thrombopoietin receptor) * Marfanoid–progeroid–lipodystrophy syndrome * Medial patellar luxation, a medical condition in dogs * Monophosphoryl lipid A, a derivative of the lipid A molecule

Computing

Copyright licenses

* Microsoft Public License * Mozilla Public License

Programming

* Computer multitasking#Multiprogramming Limit, the degree of multiprogramming * Matplotlib, a Python plotting library * MIDI Programming Language * PL/I, programming language * Metaprogramming library, in Boost (C++ libraries) * .mpl, a type of Perl module * Mathematical Programming Language, for high-level optimization modeling

Other uses in computing

* Messenger Plus! Live, a software add-on for Windows Live Messenger * .mpl, a Maconomy print layout file

Other uses in science and technology

* Magnetic path length * Mars Polar Lander, a robotic spacecraft launched by NASA * Max Planck Institute for the Science of Light, Erlangen, Germany * Maximum parcel level, in meteorology and climatology * Multi-photon lithography, a process used in microfabrication * Walther MP, a series of submachine guns produced in Germany from 1963 to 1987

Sports

* Malaysia Premier League, a second-tier association football league in Malaysia * Mexican Pacific League, a winter baseball league in Mexico * Miyazaki Phoenix League, an autumnal baseball league in Japan * Mangalore Premier League, a cricket league in Karnataka, India

Transportation

* Marple railway station, England (GBR code: MPL) * Minnesota Prairie Line, a railroad in Central Minnesota * Montpellier-Méditerranée Airport, Montpellier, France (IATA code: MPL) * Multi-pilot license, an airline training program

Other uses

* Malian Party of Labour, a political party in Mali * Marginal product of labor (MP_L), in economics {{disambig