Mypy Alternatives

Mypy is described as 'Optional static type checker for Python that aims to combine the benefits of dynamic (or "duck") typing and static typing. Mypy combines the expressive power and convenience of Python with a powerful type system and compile-time type checking' and is an app in the development category. There are five alternatives to Mypy for a variety of platforms, including Mac, Windows, Linux, Python and Visual Studio Code apps. The best Mypy alternative is Pyrefly, which is both free and Open Source. Other great apps like Mypy are pytype, Pyright, pyanalyze and Pyre - Type Checker.

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Alternatives list

  1. Pyrefly icon

    Pyrefly

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    Pyrefly is a type checker and language server for Python, which provides lightning-fast type checking along with IDE features such as code navigation, semantic highlighting, and code completion. It is available as a command-line tool and a VSCode extension.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Python
    • Visual Studio Code
    • Linux
    • Mac
    • Windows
    • BSD
     

    • Pyrefly is the most popular Windows, Mac & Linux alternative to Mypy.

    • Pyrefly is the most popular Open Source & free alternative to Mypy.

    • Pyrefly is Free and Open SourceMypy is also Free and Open Source
    • Pyrefly is CustomizableMypy is not according to our users
  2. pytype icon

    pytype

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    Pytype checks and infers types for your Python code - without requiring type annotations.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
     
  4. Pyright icon

    Pyright

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    Static type checker for Python.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
     

  5. pyanalyze

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    Pyanalyze is a semi-static type checker for Python code. Like a static type checker (e.g., mypy or pyright), it detects type errors in your code so bugs can be found before they reach production. Unlike such tools, however, it imports the modules it type checks, enabling...

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Python
     
  6. Pyre - Type Checker icon

    Pyre - Type Checker

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    Performant type-checking for python.

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
     
5 of 5 Mypy alternatives