APL

APL is an abbreviation, acronym, or initialism that may refer to:

Organizations

• Aden Protectorate Levies, a militia force for local defense of the Aden Protectorate
• Advanced Production and Loading, a Norwegian marine engineering company formed in 1993
• Amateur Poker League, US amateur poker league
• American Premier League, A Twenty20 cricket league in United States of America
• American President Lines, a container transportation and shipping company
• American Protective League, a World War I era pro-war organization
• Applied Physics Laboratory, Johns Hopkins University
• Applied Physics Laboratory, University of Washington
• Association of Pension Lawyers, UK
• Irish Anti-Partition League, a Northern Ireland political organisation
• Aurora Public Library (disambiguation), several Aurora Public Libraries use the APL abbreviation

Science and technology

• Abductor pollicis longus muscle, in the human hand
• Acute promyelocytic leukemia, a subtype of acute myelogenous leukemia
• APL, US Navy hull classification for barracks craft
• 132524 APL, an asteroid
• Nampula Airport, Mozambique, IATA code
• Applied Physics Letters, a physics journal also abbreviated as Appl. Phys. Lett.

Computers

• 'Address Prefix List', a DNS record type
• 'apl', file extension of the Monkey's Audio metadata file
• The APL programming language (computers), a programming language created by Kenneth E. Iverson
• Framewave, formerly the APL (AMD Performance Library), a computer compiler library

Software licences

• Adaptive Public License, an Open Source license from the University of Victoria, Canada
• AROS Public License, license of AROS Research Operating System, formerly Amiga Research Operating System

Business

• Accountants' professional liability

Education

• Applied learning

Other uses

• apl.de.ap (born 1974), pseudonym of Allan Pineda Lindo, a member of hip hop group The Black Eyed Peas