A prototype is something that is representative of a category of things, or an early engineering version of something to be tested.

Look up prototype in Wiktionary, the free dictionary.

Prototype may also refer to:

• Citroën Prototype C, a range of vehicles created by Citroën from 1955 to 1956
• Citroën Prototype Y, a project of replacement of the Citroën Ami studied by Citroën in the early seventies
• Daytona Prototype, a sports car
• Le Mans Prototype, a class of sports car racing vehicles specifically designed for endurance racing
• Sports prototype, a broad category of racing cars designed for sports car racing

• Mack Prototype, a wholly owned subsidiary of Mack Group
• Prototype (company), a Japanese software company

• Prototype-matching, searching for a simplified pattern in objects searched
• Prototype theory, a model of graded categorization in cognitive science
• Prototype drug, a represent of a class of drugs with similar chemical structure and action mechanism

• In software engineering:
  • Software prototyping, the activity of creating prototypes of software applications
• In programming:
  • Function prototype, a declaration of a function that omits the function body but does specify the function's name, arity, and argument types
  • prototype, a property of all JavaScript objects, through which they can inherit further functionality
  • Prototype JavaScript Framework, a JavaScript library for the creation of Ajax applications
  • Prototype-based programming, a style of object-oriented programming in which classes are not present
  • Prototype pattern, a design pattern similar to the factory method pattern

• Prototype (band), a US metal band
• Prototypes (band), a French rock band with hits in France and a US CD release
• The Prototypes, a British drum and bass duo
• Prototype (Bodies Without Organs album), 2005
• Prototype (Experimental Products album), 1982
• Prototype (Jeff Lorber album), 2017
• Prototype (Wallace Roney album), 2004
• "Prototype" (song), by Outkast, 2003
• Prototypes (album), by Alva Noto, 2000
• "Prototype", a 2014 song by Viktoria Modesta

• Prototype (1983 film), a TV movie starring Christopher Plummer
• Prototype (1992 film), a 1992 science fiction film, also known as Prototype X29A
• "Prototype" (Stargate SG-1), an episode from the ninth season of Stargate SG-1
• "Prototype" (Star Trek: Voyager), a 1996 episode in the second season of Star Trek: Voyager
• "Prototype", an episode from the sixth season of Smallville
• "Prototype" (George Lopez), the pilot episode of the television series George Lopez
• "Prototype", an episode of Undeclared

• Prototype (series), a video game series
  • Prototype (video game), the first game in the series

• "The Prototype", a ring name of professional wrestler John Cena
• Prototype, in model building, any real object/system/device, used as a basis for a model, example in the hobby of model railroading
• Prototype filter, an electronic filter
• Prototype (comics)

• Archetype
• Proto (disambiguation)

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