Pyre - Type Checker Alternatives

Pyre - Type Checker is described as 'Performant type-checking for python' and is an app in the development category. There are five alternatives to Pyre - Type Checker for a variety of platforms, including Mac, Windows, Linux, Python and Visual Studio Code apps. The best Pyre - Type Checker alternative is Pyrefly, which is both free and Open Source. Other great apps like Pyre - Type Checker are Pyright, Mypy, pyanalyze and pytype.

More about Pyre - Type Checker

Pyre - Type Checker alternatives page was last updated Oct 14, 2025

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
Origin
United States
Platforms
Python
Visual Studio Code
Linux
Mac
Windows
BSD
Is Pyrefly a good alternative to Pyre - Type Checker?
Pyrefly is the most popular Windows, Mac & Linux alternative to Pyre - Type Checker.
Pyrefly is the most popular Open Source & free alternative to Pyre - Type Checker.
Pyrefly is Free and Open SourcePyre - Type Checker is also Free and Open Source
Pyrefly is CustomizablePyre - Type Checker is not according to our users
Pyright
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Static type checker for Python.
Cost / License
Free
Open Source
Origin
United States
Platforms
Mac
Windows
Linux
Python
Is Pyright a good alternative to Pyre - Type Checker?
Mypy
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Mypy is an 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.
Cost / License
Free
Open Source
Origin
Finland
EU
Platforms
Mac
Windows
Linux
Is Mypy a good alternative to Pyre - Type Checker?
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
Origin
United States
Platforms
Mac
Windows
Linux
Python
Is pyanalyze a good alternative to Pyre - Type Checker?
pytype
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Pytype checks and infers types for your Python code - without requiring type annotations.
Cost / License
Free
Open Source
Origin
United States
Platforms
Mac
Windows
Linux
Is pytype a good alternative to Pyre - Type Checker?