ABL

ABL may refer to:

Arts and media

ABL Space Systems
Air Busan of South Korea (ICAO airline code)
Alameda Belt Line railroad
Allegany Ballistics Laboratory
NSW Business Chamber, formerly Australian Business Limited, a business organisation
Academia Brasileira de Letras (Brazilian Academy of Letters)
Allied Bank Limited, a Pakistani bank
Ambler Airport in Alaska, US (IATA airport code ABL)

A Block diagram Language, a hardware description language
Advanced Business Language, the new name for Progress 4GL
OpenEdge Advanced Business Language, a business application development language created and maintained by Progress Software Corporation

Airborne Laser, a weapons system designed for use by the US military
Armored Box Launcher, a launch container for the BGM-109 Tomahawk cruise missile
Atmospheric boundary layer, the region where the atmosphere interacts with the surface of the earth
Australian bat lyssavirus, a rabies-like virus found in Australian bats

African Basketball League
Alaska Baseball League
American Basketball League, a name that has been used by three defunct basketball leagues in the US:
- American Basketball League (1925–1955), an early professional basketball league
- American Basketball League (1961–1962), a league that only played a single full season
- American Basketball League (1996–1998), a women's basketball league
- American Basketball League (2013–2015), a semi-professional men's basketball league
ASEAN Basketball League, a professional basketball league for ASEAN nations
Australian Baseball League:
- Australian Baseball League (1989–1999) (defunct)
- Australian Baseball League
AL-Bank Ligaen, a former name for Denmark's top men's ice hockey league

ABL, glossing abbreviation for ablative case
Activity-based learning, a range of pedagogical approaches
Ambler Airport in Alaska, US (IATA airport code ABL)
Asset-based lending
Lampung Nyo language, an Austronesian language of Indonesia, by ISO 639-3 language code