Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Core utilities for Python packages

FastAPI framework, high performance, easy to learn, fast to code, ready for production

Dynamically create python functions with a proper signature.

Extensible memoizing collections and decorators

High level asynchronous concurrency and networking framework that works on top of either trio or asyncio

Python humanize functions

A debugging and profiling tool that can trace and visualize python code execution

Familiar asyncio ORM for python, built with relations in mind

Mako Templates for Python

📋 React Hooks for form state management and validation (Web + React Native)

🤖 Powerful asynchronous state management, server-state utilities and data fetching for the web. TS/JS, React Query, Solid Query, Svelte Query and Vue Query.

🐐 Simple and complete React DOM testing utilities that encourage good testing practices.

🐕 Simulate user events

Promise based HTTP client for the browser and node.js

A logger for just about everything.

An extremely fast Python linter and code formatter, written in Rust.

Useful extensions to the standard Python datetime features

The little ASGI framework that shines. 🌟

Chromium HSTS Preload list as a Python package and updated daily.

Async database support for Python. 🗄

Sniff out which async library your code is running under

Redis Python client

A robust email syntax and deliverability validation library for Python.

The multidict implementation

Asynchronous HTTP client/server framework for asyncio and Python

Reads key-value pairs from a .env file and can set them as environment variables. It helps in developing applications following the 12-factor principles.