Wolf, Alexander Ollongren, Alfred Aho, Algebraic Logic Functional programming language, Algebraic modeling language, Algebraic operation, ALGO, ALGOL, ALGOL 58, ALGOL 68, ALGOL W, ALGOL X, Algorithm, Algorithm characterizations, Algorithmic information theory, Algorithmic learning theory, Aliasing (computing), Alice (programming language), All caps, Alma-0, Alphard (programming language), Alphatk, AmbientTalk, Ambiguity, Ambiguous grammar, AMBIT, AMD FireStream, American National Standards Institute, Amiga E, AmigaBASIC, AMOS (programming language), Amsterdam Compiler Kit, Anaconda (Python distribution), Analysis of algorithms, Analytica (software), Anchorhead, Anders Hejlsberg, Andrew D. , Albatross (programming language), Aldor, Alexander L. Ģ406 relations: 'Hello, World!' program, *Lisp, ?:, A+ (programming language), A♯ (Axiom), Abandonware, Abbreviated Test Language for All Systems, ABC (programming language), ABC ALGOL, Abstract semantic graph, Abstract State Machine Language, Abstract state machines, Abstract syntax tree, Abstract type, Abstraction (computer science), Absys, ACCU (organisation), ACL2, ACM Transactions on Programming Languages and Systems, ACT-R, Action! (programming language), Active Oberon, ActiveX, ActiveX Data Objects, Actor-Based Concurrent Language, Ad hoc polymorphism, Ada (programming language), Adapter pattern, Adele Goldberg (computer scientist), Adobe Authorware, Adobe ColdFusion, Adobe Dreamweaver, Adobe GoLive, Adobe Pixel Bender, Adriaan van Wijngaarden, Adventure Game Interpreter, Adventure Games Live, AdvPL, Affix grammar, Agat (computer), Agent-based model in biology, Agent-oriented programming, Aggregate function, Agora (programming language), Agua Fria High School, Ahead-of-time compilation, AIM-65, Alan Kay, Alan Mycroft, Alan Perlis.

A programming language is a formal language that specifies a set of instructions that can be used to produce various kinds of output.

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