https://realpython.com/quizzes/python-ty/
Test your knowledge of Astral's ty—a blazing-fast, Rust-powered Python type checker. You'll cover installation, usage, rule configuration, and the...
type checkerastralpythonquiz
https://www.infoq.com/news/2025/05/meta-pyrefly-python-typechecker/?featured_on=talkpython
Currently in alpha, Pyrefly is a new open-source Python type checker developed by Meta in Rust for maximum performance. Inspired by tools like Pyre, Pyright,...
open sourceshigh performancetype checkermetapython