Ext, ext or EXT may refer to:
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Ext functor, used in the mathematical field of homological algebra
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Ext (JavaScript library), a programming library used to build interactive web applications
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Exeter Airport
Exeter Airport , formerly ''Exeter International Airport'', is an international airport located at Clyst Honiton in East Devon, close to the city of Exeter and within the county of Devon, South West England. Exeter has a Civil Aviation Author ...
(IATA airport code), in Devon, England
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Exeter St Thomas railway station (station code), in Exeter, England
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Extended file system, a file system created for Linux
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Exton station (Pennsylvania) (Amtrak station code), in Exton, Pennsylvania
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Extremaduran language (ISO language code), spoken in Spain
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Extremeroller, a former roller coaster at Worlds of Fun, Kansas City, Missouri
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Cadillac Escalade EXT, a sport utility truck
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