Pyrefly Alternatives

Pyrefly is described as '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' and is an app in the development category. There are more than 10 alternatives to Pyrefly for a variety of platforms, including Mac, Windows, Linux, Python and SaaS apps. The best Pyrefly alternative is Codacy. It's not free, so if you're looking for a free alternative, you could try Codacy or Ruff. Other great apps like Pyrefly are Coala, PyChecker, PyFlakes and PEP8.

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Alternatives list

  1. 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
     
  2. SideCI icon

    SideCI

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    SideCI is an automated code reviewing tool with GitHub. Speed up your code review and development cycle to improve productivity without requiring engineers to spend valuable time.

    Cost / License

    • Freemium (Subscription)
    • Proprietary

    Platforms

    • Online
    SideCI screenshot 1
     

  4. 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
     
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