Pep 484

mypyPython

A static type checker for Python that enforces type hints to catch bugs before runtime.

pyrightPython

A high-performance, standards-based static type checker for Python with command-line and VS Code support.

pyre-checkOCaml

A performant, incremental type checker for Python with integrated security analysis via Pysa.

pytypePython

A static type analyzer for Python code that performs type inference and checking using inline annotations and interface files.

django-stubsPython

PEP-484 type stubs and a mypy plugin for precise static type checking in Django projects.

pyannotatePython

Automatically generates PEP-484 type annotations for Python code by analyzing runtime behavior.

djangorestframework-stubsPython

PEP-484 type stubs and mypy plugin for Django REST Framework to enable static type checking.

typicalPython

Fast, simple, and correct runtime data validation and enforcement using Python 3 type hints.

Python-typing-koansPython

A collection of Python typing koans that teach type hints through hands-on exercises using Mypy.

no_implicit_optionalPython

A codemod that automatically converts implicit optional type hints in Python code to be PEP 484 compliant.

trycastPython

A Python library for parsing JSON-like values using TypedDicts and standard type hints at runtime.