Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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FastAPI
A modern, high-performance Python web framework for building APIs with automatic validation, serialization, and interactive docs.
rich
A Python library for rendering rich text, tables, progress bars, and syntax-highlighted code in the terminal.
Ruff
An extremely fast Python linter and code formatter, written in Rust, built as a drop-in replacement for Flake8, Black, isort, and dozens of plugins.
websockets
Build correct, fast WebSocket servers and clients in Python with asyncio, threading, or Sans-I/O APIs.
Typer
Typer is a Python library for building CLI applications, using type hints to generate arguments, options, validation, help text, and shell completion automatically.
rusqlite
An ergonomic, safe Rust wrapper around SQLite with typed rows and prepared statement caching.
Celery
Distributed task queue for running asynchronous jobs, scheduled work, and complex workflows across Python applications at scale.
Cacheable
High-performance layer 1 / layer 2 caching engine built on Keyv
isomorphic-dompurify
Isomorphic wrapper for DOMPurify that sanitizes HTML identically on server and client.
wrapt
A Python module for building correct decorators, transparent object proxies, and safe monkey patching.
zstd
Idiomatic Rust bindings for the Zstandard compression library
isort
Automatically sorts and organizes Python import statements
Markdown
The reference Python implementation of John Gruber's Markdown, with a pluggable extension system for converting text to HTML.
flake8
The CLI linter that wraps PyFlakes, pycodestyle, and McCabe complexity checks into a single Python style and error checker.
feed
Generate RSS 2.0, Atom 1.0, and JSON Feed 1.0 syndication feeds from a single TypeScript API.