ASM

ASM may refer to:

Codes:
* American Samoa (ISO 3166-1 country code)
* Asmara International Airport (IATA airport code)
* Assamese language (ISO 639 language code)

Computer science:
* ObjectWeb ASM, a Java library for bytecode modification and analysis
* Abstract state machines, based on the concept of an abstract state machine in computer science
* Active shape model, a deformable contour model used in computer vision
* Algorithmic State Machine, a method for designing finite state machines
* Any-source multicast
* Application Switcher Menu, in Mac OS
* Assembly (demo party), a demoscene event in Finland
* Assembly language, a low-level programming language
* Automatic Storage Management, in an Oracle database
* Auto-sequencing memory

Organisations:
* ASMclothing, or Altered State of Mind, an apparel company based in Cleveland, Ohio, USA
* ASM Formule 3, a French motorsport team in the Formula Three Euroseries
* ASM International (society), formerly the American Society for Metals, a professional organization for materials scientists and engineers working with metals
* ASM International (company), a Dutch semiconductor company
* ASM Team, a Portuguese motorsport team in the Le Mans Series
* Abnormal Situation Management, a research and development consortium of companies and universities that are concerned about the negative effects of industrial plant incidents
* Academy of Sciences of Moldova
* Actuarial Society of Malaysia
* Agency Sector Management (UK) Limited
* American School of Milan
* American Society of Mammalogists
* American Society for Microbiology
* Associated Students of Madison, the student government at the University of Wisconsin-Madison
* Association for Systems Management
* "Assotsiatsia Sovremennoi Muzyki" (Association for Contemporary Music), a Russian organization for contemporary composers
* Australian Society for Microbiology

Military:
* Academy Sergeant Major, the senior warrant officer at the Australian Defence Force Academy
* Air-to-surface missile
* Anti-ship missile
* Artificer Sergeant Major, a warrant officer appointment in the British Army's Corps of Royal Electrical and Mechanical Engineers

Other:
* Acceleration Simulation Mode, a test used in automobile emissions control
* Activated sludge model, in sewage treatment
* Airspace management
* "The Amazing Spider-Man", a comic book published by Marvel Comics
* Ants Sleeping Model
* Assistant stage manager, a back-stage post in theater
* Auto Shift Manual, a car transmission system, using a combination of auto-clutch and shift-by-wire technology
* Available seat miles, a financial term used in air travel circles
* Antisocialmedia, a criticism website run by Judd Bagley
* Assistant manager
* Alternating sign matrix