types

✅ The Node.js best practices list (July 2026)

The repository for high quality TypeScript type definitions.

Optional static typing for Python

A collection of essential TypeScript types

TypeChat is a library that makes it easy to build natural language interfaces using types.

👷 TypeScript's largest type utility library

A simple and composable way to validate data in JavaScript (and TypeScript).

A fast type checker and language server for Python

Runtime type system for IO decoding/encoding

Collection of library stubs for Python, with static types

A static type analyzer for Python code

All essential TypeScript types in one place 🤙

A fast, powerful type checker designed for Ruby

A central repository for Flow library definitions

*DEPRECATED* The TypeScript Definition Manager

pgTyped - Typesafe SQL in TypeScript

Runtime validation for static types

Python Data Structures for Humans™.

Compile type annotated Python to fast C extensions

Generate TypeScript bindings from Rust types