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Projects

AI & ML

AI and Agents

Libraries for building AI applications, LLM integrations, and autonomous agents.

  • Agent Skills
    • django-ai-plugins - Django backend agent skills for Django, DRF, Celery, and Django-specific code review.
    • sentry-skills - Python-focused engineering skills for code review, debugging, and backend workflows.
    • trailofbits-skills - Python-friendly security skills for auditing, testing, and safer backend development.
  • Orchestration
    • langchain - Building applications with LLMs through composability.
    • langgraph - Low-level orchestration framework for building stateful, long-running LLM agents.
    • crewai - A framework for orchestrating role-playing autonomous AI agents for collaborative task solving.
    • pydantic-ai - A Python agent framework for building generative AI applications with structured schemas.
  • Vendor Agent SDKs
    • openai-agents - OpenAI's framework for building and managing AI agents.
    • claude-agent-sdk - Anthropic's Python SDK for building AI agents on Claude Code's harness — custom tools, in-process MCP servers, hooks.
  • Personal Assistants
    • hermes-agent - An adaptive personal AI assistant that grows with you.
  • Prompt Optimization
    • dspy - A framework for programming, not prompting, language models.
  • Data Layer
    • instructor - A library for extracting structured data from LLMs, powered by Pydantic.
    • llama-index - A data framework for your LLM application.
    • mem0 - An intelligent memory layer for AI agents enabling personalized interactions.
  • Pre-trained Models
    • transformers - A framework that lets you easily use pre-trained transformer models for NLP, vision, and audio tasks.
  • LLM Inference and Serving
    • sglang - A high-performance serving framework for large language models and multimodal models.
    • vllm - A high-throughput and memory-efficient inference and serving engine for LLMs.
    • mlx-lm - Run and fine-tune large language models on Apple Silicon with MLX.
  • LLM Gateways
    • LiteLLM - Call 100+ LLMs using OpenAI format.
  • Image and Video Generation
    • diffusers - A library that provides pre-trained diffusion models for generating and editing images, audio, and video.
  • Fine-tuning
    • unsloth - A library for faster LLM fine-tuning and training with reduced memory usage.
  • Speech
    • openai-whisper - A general-purpose automatic speech recognition model trained on 680k hours of multilingual and multitask supervised data.
    • funasr - Industrial-grade speech recognition toolkit with 170x realtime speed, 50+ languages, speaker diarization, and emotion detection.
    • vibevoice - A family of open-source voice AI models from Microsoft for text-to-speech and long-form speech recognition.
    • gTTS - Python library and CLI tool for converting text to speech using Google Translate TTS.
    • kittentts - Lightweight ONNX text-to-speech library with small CPU-friendly models.

Deep Learning

Frameworks for Neural Networks and Deep Learning. Also see awesome-deep-learning.

  • Frameworks
    • pytorch - Tensors and Dynamic neural networks in Python with strong GPU acceleration.
    • tensorflow - The most popular Deep Learning framework created by Google.
    • keras - A high-level deep learning library with support for JAX, TensorFlow, and PyTorch backends.
    • jax - A library for high-performance numerical computing with automatic differentiation and JIT compilation.
    • pytorch-lightning - Deep learning framework to train, deploy, and ship AI products Lightning fast.
  • Reinforcement Learning
    • gymnasium - A standard API for reinforcement learning environments with popular reference environments (gym successor).
    • stable-baselines3 - PyTorch implementations of Stable Baselines (deep) reinforcement learning algorithms.

Machine Learning

Libraries for Machine Learning. Also see awesome-machine-learning.

  • General
    • scikit-learn - The most popular Python library for Machine Learning with extensive documentation and community support.
    • pgmpy - A Python library for probabilistic graphical models and Bayesian networks.
    • feature-engine - sklearn compatible API with the widest toolset for feature engineering and selection.
  • Gradient Boosting
    • xgboost - A scalable, portable, and distributed gradient boosting library.
    • lightgbm - A fast, distributed, high performance gradient boosting framework.
    • catboost - A fast, scalable, high performance gradient boosting on decision trees library.
  • Time Series Forecasting
    • timesfm - A pretrained foundation model from Google Research for time-series forecasting.

Natural Language Processing

Libraries for working with human languages.

  • General
    • nltk - A leading platform for building Python programs to work with human language data.
    • spacy - A library for industrial-strength natural language processing in Python and Cython.
    • gensim - Topic Modeling for Humans.
    • stanza - The Stanford NLP Group's official Python library, supporting 60+ languages.
  • Chinese
    • jieba - The most popular Chinese text segmentation library.
    • pypinyin - Convert Chinese hanzi (漢字) to pinyin (拼音).
    • pangu.py - Paranoid text spacing.

Computer Vision

Libraries for Computer Vision.

  • General
    • opencv-python - Open Source Computer Vision Library.
    • ultralytics - Ultralytics YOLO for object detection, segmentation, pose estimation, and classification with state-of-the-art accuracy and speed.
    • kornia - Open Source Differentiable Computer Vision Library for PyTorch.
    • fiftyone - The open-source tool for building high-quality datasets and computer vision models.
  • OCR

Recommender Systems

Libraries for building recommender systems.

  • annoy - Approximate Nearest Neighbors in C++/Python optimized for memory usage.
  • implicit - A fast Python implementation of collaborative filtering for implicit datasets.
  • scikit-surprise - A scikit for building and analyzing recommender systems.

Web Development

Web Frameworks

Traditional full stack web frameworks. Also see Web APIs.

  • Synchronous
  • Asynchronous
    • starlette - A lightweight ASGI framework and toolkit for building high-performance async services.
    • tornado - A web framework and asynchronous networking library.
    • litestar - Production-ready, capable and extensible ASGI Web framework.
    • reflex - A framework for building reactive, full-stack web applications entirely with Python.

Web APIs

Libraries for building RESTful, GraphQL, and RPC APIs.

  • Django
  • Flask
    • apiflask - A lightweight Python web API framework based on Flask and Marshmallow.
  • Framework Agnostic
    • fastapi - A modern, fast, web framework for building APIs with standard Python type hints.
    • connexion - A spec-first framework that automatically handles requests based on your OpenAPI specification.
    • strawberry - A GraphQL library that leverages Python type annotations for schema definition.
  • RPC
    • grpcio - HTTP/2-based RPC framework with Python bindings, built by Google.

Web Servers

ASGI and WSGI compatible web servers.

  • ASGI
    • uvicorn - A lightning-fast ASGI server implementation, using uvloop and httptools.
    • granian - A Rust HTTP server for Python applications built on top of Hyper and Tokio, supporting WSGI/ASGI/RSGI.
    • hypercorn - An ASGI and WSGI Server based on Hyper libraries and inspired by Gunicorn.
  • WSGI
    • gunicorn - Pre-forked, ported from Ruby's Unicorn project.
    • waitress - Multi-threaded, powers Pyramid.

WebSocket

Libraries for working with WebSocket.

  • websockets - A library for building WebSocket servers and clients with a focus on correctness and simplicity.
  • channels - Developer-friendly asynchrony for Django.
  • flask-socketio - Socket.IO integration for Flask applications.
  • autobahn-python - WebSocket & WAMP for Python on Twisted and asyncio.

Template Engines

Libraries and tools for templating and lexing.

  • jinja - A modern and designer friendly templating language.
  • mako - Hyperfast and lightweight templating for the Python platform.

Web Asset Management

Tools for managing, storing, compressing and minifying website assets.

  • django-storages - A collection of custom storage back ends for Django.
  • django-compressor - Compresses linked and inline JavaScript or CSS into a single cached file.

Authentication

Libraries for implementing authentication schemes.

  • OAuth
    • oauthlib - A generic and thorough implementation of the OAuth request-signing logic.
    • authlib - A comprehensive library for building OAuth, OpenID Connect, and JWT/JWS/JWE/JWK/JWA.
    • django-allauth - Authentication app for Django that "just works."
    • django-oauth-toolkit - OAuth 2 goodies for Django.
  • JWT
    • pyjwt - JSON Web Token implementation in Python.
  • Permissions
    • django-guardian - Implementation of per-object permissions for Django.
    • django-rules - A tiny but powerful app providing object-level permissions to Django, without requiring a database.

Admin Panels

Libraries for administrative interfaces.

  • flask-admin - Simple and extensible administrative interface framework for Flask.
  • django-unfold - Elevate your Django admin with a stunning modern interface, powerful features, and seamless user experience.
  • django-grappelli - A jazzy skin for the Django Admin-Interface.

CMS

Content Management Systems.

  • wagtail - A Django content management system.
  • django-cms - The easy-to-use and developer-friendly enterprise CMS powered by Django.

ERP

Enterprise resource planning frameworks.

  • odoo - A suite of open source business apps: CRM, e-commerce, accounting, inventory, and thousands of community modules.

Static Site Generators

Static site generator is a software that takes some text + templates as input and produces HTML files on the output.

  • pelican - Static site generator that supports Markdown and reST syntax.
  • nikola - A static website and blog generator.

HTTP & Scraping

HTTP Clients

Libraries for working with HTTP.

  • Clients
    • requests - HTTP Requests for Humans.
    • httpx - A next generation HTTP client for Python.
    • aiohttp - Asynchronous HTTP client/server framework for asyncio and Python.
    • urllib3 - A HTTP library with thread-safe connection pooling, file post support, sanity friendly.
  • URL Manipulation
    • yarl - Yet another URL library.
    • httpx.URL - The immutable URL class bundled with HTTPX.

Web Scraping

Libraries to automate web scraping and extract web content.

  • Frameworks
    • browser-use - Make websites accessible for AI agents with easy browser automation.
    • scrapy - A fast high-level screen scraping and web crawling framework.
    • crawl4ai - An open-source, LLM-friendly web crawler that provides lightning-fast, structured data extraction specifically designed for AI agents.
  • Content Extraction
    • feedparser - Universal feed parser.
    • html2text - Convert HTML to Markdown-formatted text.
    • trafilatura - A tool for gathering text and metadata from the web, with built-in content filtering.

Email

Libraries for sending and parsing email, and mail server management.

  • yagmail - Yet another Gmail/SMTP client.

Database & Storage

ORM

Libraries that implement Object-Relational Mapping or data mapping techniques.

Database Drivers

Libraries for connecting and operating databases.

  • MySQL - awesome-mysql
  • PostgreSQL - awesome-postgres
    • psycopg - The most popular PostgreSQL adapter for Python.
    • asyncpg - A fast PostgreSQL Database Client Library for Python/asyncio.
  • SQLite - awesome-sqlite
    • sqlite3 - (Python standard library) SQLite interface compliant with DB-API 2.0.
    • sqlite-utils - Python CLI utility and library for manipulating SQLite databases.
  • ClickHouse
  • Other Relational Databases
    • pyodbc - An ODBC bridge for connecting to SQL Server and any other ODBC-accessible database.
    • oracledb - The official Python driver for Oracle Database, successor to cx_Oracle.
    • mssql-python - Official Microsoft driver for SQL Server and Azure SQL, built on ODBC for high performance and low memory usage.
  • NoSQL Databases

Database

In-process databases usable directly from Python.

  • Analytical
    • duckdb - An in-process SQL OLAP database management system; optimized for analytics and fast queries, similar to SQLite but for analytical workloads.
    • chdb - In-process OLAP SQL engine with the full ClickHouse dialect, zero-copy pandas/Arrow interop, and federation to remote ClickHouse clusters via remoteSecure().
  • Vector
    • chromadb - An open-source embedding database for building AI applications with embeddings and semantic search.
    • lancedb - A developer-friendly embedded retrieval database for multimodal AI.
    • zvec - An embedded vector database for on-device RAG and edge AI, the SQLite of vector databases.
  • Key-Value & Document
    • tinydb - A tiny, document-oriented database.

Caching

Libraries for caching data.

  • cachetools - Extensible memoizing collections and decorators.
  • diskcache - SQLite and file backed cache backend with faster lookups than memcached and redis.
  • dogpile.cache - dogpile.cache is a next generation replacement for Beaker made by the same authors.
  • django-cacheops - A slick ORM cache with automatic granular event-driven invalidation.

Search

Libraries and software for indexing and performing search queries on data.

Serialization

Libraries for serializing complex data types.

  • msgpack - MessagePack serializer implementation for Python.
  • orjson - Fast, correct JSON library.
  • marshmallow - A lightweight library for converting complex objects to and from simple Python datatypes.
  • msgspec - A fast serialization and validation library with built-in support for JSON, MessagePack, YAML, and TOML.

Data & Science

Data Analysis

Libraries for data analysis.

  • pandas - A library providing high-performance, easy-to-use data structures and data analysis tools.
  • polars - A fast DataFrame library implemented in Rust with a Python API.
  • ibis-framework - A portable Python dataframe library with a single API for 20+ backends.

Data Ingestion / ETL

Libraries for data extraction, transformation, and loading pipelines across multiple sources and destinations.

  • General
    • awswrangler - Pandas integration with AWS services like Athena, Glue, Redshift, S3, and DynamoDB.
    • dlt - A Python library for building data pipelines with automatic schema inference, incremental loading, and support for multiple sources and destinations.
    • pathway - Python ETL framework for stream processing, real-time analytics, LLM pipelines, and RAG.
  • Financial Data
    • yfinance - Easy Pythonic way to download market and financial data from Yahoo Finance.
    • akshare - A financial data interface library, built for human beings!
    • edgartools - Library for downloading structured data from SEC EDGAR filings and XBRL financial statements.
    • openbb - A financial data platform for analysts, quants and AI agents.

Data Validation

Libraries for validating data. Used for forms in many cases.

  • pydantic - Data validation using Python type hints.
  • jsonschema - An implementation of JSON Schema for Python.
  • pandera - A data validation library for dataframes, with support for pandas, polars, and Spark.

Data Visualization

Libraries for visualizing data. Also see awesome-javascript.

  • Plotting
    • matplotlib - A Python 2D plotting library.
    • plotly - Interactive graphing library for Python.
    • seaborn - Statistical data visualization using Matplotlib.
    • altair - Declarative statistical visualization library for Python.
    • bokeh - Interactive Web Plotting for Python.
  • Specialized
    • cartopy - A cartographic python library with matplotlib support.
    • pygraphviz - Python interface to Graphviz.
    • graphify - Turn any folder of code, SQL schemas, docs, papers, images, or videos into a queryable knowledge graph.
  • Dashboards and Apps
    • streamlit - A framework which lets you build dashboards, generate reports, or create chat apps in minutes.
    • gradio - Build and share machine learning apps, all in Python.

Geolocation

Libraries for geocoding addresses and working with latitudes and longitudes.

  • geopandas - Python tools for geographic data (GeoSeries/GeoDataFrame) built on pandas.
  • geopy - Python Geocoding Toolbox.
  • geojson - Python bindings and utilities for GeoJSON.
  • geodjango - A world-class geographic web framework that is part of Django.

Science

Libraries for scientific computing. Also see Python-for-Scientists.

  • Core
    • numpy - A fundamental package for scientific computing with Python.
    • scipy - A Python-based ecosystem of open-source software for mathematics, science, and engineering.
    • numba - Python JIT compiler to LLVM aimed at scientific Python.
  • Symbolic Mathematics
    • sympy - A Python library for symbolic mathematics.
  • Statistics
    • statsmodels - Statistical modeling and econometrics in Python.
  • Biology and Chemistry
    • biopython - Biopython is a set of freely available tools for biological computation.
    • rdkit - Cheminformatics and Machine Learning Software.
  • Physics and Engineering
    • astropy - A community Python library for Astronomy.
    • obspy - A Python toolbox for seismology.
  • Simulation and Modeling
    • pymc - Probabilistic programming and Bayesian modeling in Python.
    • simpy - A process-based discrete-event simulation framework.
    • mesa - An agent-based modeling framework for building, analyzing, and visualizing complex system simulations.
  • Graphs and Networks
    • networkx - A high-productivity software for complex networks.
  • Computational Geometry
    • shapely - Manipulation and analysis of geometric objects in the Cartesian plane.
  • Other
    • colour-science - Implementing a comprehensive number of colour theory transformations and algorithms.
    • manim - An animation engine for explanatory math videos.

Quantum Computing

Libraries for quantum computing.

  • qiskit - An IBM-backed quantum SDK for building, simulating, and running circuits on real quantum hardware.
  • qutip - Quantum Toolbox in Python.
  • pennylane - A hybrid quantum-classical machine learning library with automatic differentiation support.
  • cirq - A Google-developed framework focused on hardware-aware quantum circuit design for NISQ devices.

Developer Tools

Algorithms and Design Patterns

Python implementation of data structures, algorithms and design patterns. Also see awesome-algorithms.

  • Algorithms
    • sortedcontainers - Fast and pure-Python implementation of sorted collections.
    • algorithms - Minimal examples of data structures and algorithms.
    • thealgorithms - All Algorithms implemented in Python.
  • Design Patterns
    • transitions - A lightweight, object-oriented finite state machine implementation.
    • python-patterns - A collection of design patterns in Python.

Interactive Interpreter

Interactive Python interpreters (REPL).

  • ipython - A powerful interactive Python shell, and the kernel behind Jupyter notebooks.
  • jupyter - A rich toolkit to help you make the most out of using Python interactively.
  • marimo - Transform data and train models, feels like a next-gen notebook, stored as Git-friendly Python.
  • ptpython - Advanced Python REPL built on top of the python-prompt-toolkit.

Code Analysis

Tools of static analysis, linters and code quality checkers. Also see awesome-static-analysis.

  • Code Analysis
    • vulture - A tool for finding and analyzing dead Python code.
    • prospector - A tool to analyze Python code.
    • repowise - Codebase intelligence that indexes repos into dependency graphs, git history, and auto-generated docs with dead code detection.
  • Git Hooks
    • pre-commit - A framework for managing and maintaining multi-language pre-commit hooks.
  • Linters and Formatters
    • ruff - An extremely fast Python linter and code formatter.
    • black - The uncompromising Python code formatter.
    • isort - A Python utility / library to sort imports.
    • pylint - A fully customizable source code analyzer.
    • flake8 - A wrapper around pycodestyle, pyflakes and McCabe.
    • bandit - A tool designed to find common security issues in Python code.
  • Refactoring
    • rope - Rope is a python refactoring library.
  • Type Checkers - awesome-python-typing
    • mypy - Check variable types during compile time.
    • ty - An extremely fast Python type checker and language server.
    • pyright - Full-featured static type checker for Python from Microsoft, the engine behind Pylance.
    • pyrefly - A fast type checker and language server for Python.
  • Type Annotations Generators
    • monkeytype - A system for Python that generates static type annotations by collecting runtime types.

Testing

Libraries for testing codebases and generating test data. Also see awesome-python-testing.

  • Frameworks
  • Test Runners
    • tox - Auto builds and tests distributions in multiple Python versions
    • nox - Flexible test automation for Python.
  • Browser Automation
  • Load Testing
    • locust - Scalable user load testing tool written in Python.
  • API Testing
    • schemathesis - A tool for automatic property-based testing of web applications built with Open API / Swagger specifications.
  • Mock
    • mock - (Python standard library) A mocking and patching library.
    • responses - A utility library for mocking out the requests Python library.
    • freezegun - Travel through time by mocking the datetime module.
    • vcrpy - Record and replay HTTP interactions on your tests.
    • respx - Mock HTTPX with awesome request patterns and response side effects.
  • Object Factories
    • factory_boy - A test fixtures replacement for Python.
    • polyfactory - mock data generation library with support to classes (continuation of pydantic-factories)
  • Code Coverage
  • Fake Data
    • faker - A Python package that generates fake data.
    • mimesis - is a Python library that help you generate fake data.

Debugging Tools

Libraries for debugging code.

  • pdb-like Debugger
    • ipdb - IPython-enabled pdb.
    • pudb - A full-screen, console-based Python debugger.
  • Tracing
    • hunter - A flexible code tracing toolkit.
  • Profiler
    • py-spy - A sampling profiler for Python programs. Written in Rust.
    • memray - A memory profiler that tracks allocations in Python code, native extensions, and the interpreter itself.
    • pyinstrument - A statistical wall-clock profiler with low overhead and readable call-tree output.
    • scalene - A high-performance, high-precision CPU, GPU, and memory profiler for Python.
  • Others
    • django-debug-toolbar - Display various debug information for Django.
    • icecream - Inspect variables, expressions, and program execution with a single, simple function call.
    • flask-debugtoolbar - A port of the django-debug-toolbar to flask.

Build Tools

Compile software from source code. If you're looking for Python packaging/build tools, see Package Management.

  • invoke - A tool for managing shell-oriented subprocesses and organizing executable Python code into CLI-invokable tasks.
  • scons - A software construction tool.
  • doit - A task runner and build tool.

Documentation

Libraries for generating project documentation.

  • sphinx - Python Documentation generator.
  • mkdocs-material - A documentation framework and Material Design theme built on MkDocs.
  • mkdocs - Markdown friendly documentation generator.
  • diagrams - Diagram as Code.
  • pdoc - Epydoc replacement to auto generate API documentation for Python libraries.

DevOps

DevOps Tools

Software and libraries for DevOps.

  • Cloud Providers
    • boto3 - Python interface to Amazon Web Services.
    • awscli - Universal Command Line Interface for Amazon Web Services.
    • azure-sdk-for-python - Microsoft Azure SDK for Python, published as per-service packages.
    • google-cloud-python - Google Cloud client libraries for Python, published as per-service packages.
  • Configuration Management
    • ansible - A radically simple IT automation platform.
    • cloud-init - A multi-distribution package that handles early initialization of a cloud instance.
    • pyinfra - A versatile CLI tools and python libraries to automate infrastructure.
    • salt - Infrastructure automation and management system.
  • Deployment
    • fabric - A simple, Pythonic tool for remote execution and deployment.
    • chalice - A Python serverless microframework for AWS.
  • Monitoring and Processes
    • psutil - A cross-platform process and system utilities module.
    • sentry-sdk - Sentry SDK for Python.
    • supervisor - Supervisor process control system for UNIX.
    • flower - A real-time monitor and web admin for Celery task queues.
    • sh - A full-fledged subprocess replacement for Python.
  • Other
    • borgbackup - A deduplicating archiver with compression and encryption.
    • chaostoolkit - A Chaos Engineering toolkit & Orchestration for Developers.

Distributed Computing

Frameworks and libraries for Distributed Computing.

  • ray - A system for parallel and distributed Python that unifies the machine learning ecosystem.
  • pyspark - Apache Spark Python API.
  • dask - A flexible parallel computing library for analytic computing.
  • joblib - A set of tools to provide lightweight pipelining in Python.
  • mpi4py - Python bindings for MPI.

Task Queues

Libraries for working with task queues.

  • celery - An asynchronous task queue/job queue based on distributed message passing.
  • rq - Simple job queues for Python.
  • dramatiq - A fast and reliable background task processing library for Python 3.
  • huey - Little multi-threaded task queue.
  • taskiq - Distributed task queue with native asyncio support and pluggable brokers.

Messaging

Libraries for working with message brokers and event streaming.

  • confluent-kafka - Confluent's Python client for Apache Kafka, built on librdkafka.
  • pika - Pure-Python RabbitMQ/AMQP 0-9-1 client library.
  • paho-mqtt - The Eclipse Paho MQTT client for Python.
  • faststream - A framework for building asynchronous services over Apache Kafka, RabbitMQ, NATS, MQTT and Redis.

Job Schedulers

Libraries for scheduling jobs.

  • Task Scheduling
    • apscheduler - A light but powerful in-process task scheduler that lets you schedule functions.
    • schedule - Python job scheduling for humans.
  • Workflow Orchestration
    • apache-airflow - Airflow is a platform to programmatically author, schedule and monitor workflows.
    • prefect - A modern workflow orchestration framework that makes it easy to build, schedule and monitor robust data pipelines.
    • dagster - An orchestration platform for the development, production, and observation of data assets.

Logging

Libraries for generating and working with logs.

  • logging - (Python standard library) Logging facility for Python.
  • structlog - Structured logging made easy.
  • loguru - Library which aims to bring enjoyable logging in Python.

Network Virtualization

Tools and libraries for Virtual Networking and SDN (Software Defined Networking).

  • scapy - A brilliant packet manipulation library.
  • napalm - Cross-vendor API to manipulate network devices.

CLI & GUI

CLI Development

Libraries for building command-line applications.

  • CLI Development
    • argparse - (Python standard library) Command-line option and argument parsing.
    • click - A package for creating beautiful command line interfaces in a composable way.
    • typer - Modern CLI framework that uses Python type hints. Built on Click and Pydantic.
    • prompt_toolkit - A library for building powerful interactive command lines.
    • fire - A library for creating command line interfaces from absolutely any Python object.
  • Terminal Rendering
    • tqdm - Fast, extensible progress bar for loops and CLI.
    • rich - Python library for rich text and beautiful formatting in the terminal. Also provides a great RichHandler log handler.
    • colorama - Cross-platform colored terminal text.
    • alive-progress - A new kind of Progress Bar, with real-time throughput, eta and very cool animations.
  • TUI Frameworks
    • textual - A framework for building interactive user interfaces that run in the terminal and the browser.
    • urwid - A library for creating terminal GUI applications with strong support for widgets, events, rich colors, etc.
    • asciimatics - A package to create full-screen text UIs (from interactive forms to ASCII animations).

CLI Tools

Useful CLI-based tools.

  • Database CLIs
    • pgcli - PostgreSQL CLI with autocompletion and syntax highlighting.
    • mycli - MySQL CLI with autocompletion and syntax highlighting.
    • litecli - SQLite CLI with autocompletion and syntax highlighting.
    • iredis - Redis CLI with autocompletion and syntax highlighting.
  • Downloaders
    • yt-dlp - A command-line program to download videos from YouTube and other video sites, a fork of youtube-dl.
  • HTTP Clients
    • httpie - A command line HTTP client, a user-friendly cURL replacement.
  • Project Scaffolding
    • cookiecutter - A command-line utility that creates projects from cookiecutters (project templates).
    • copier - A library and command-line utility for rendering projects templates.
  • Shells
    • xonsh - A Python-powered shell. Full-featured and cross-platform.
  • Terminal Workflow

GUI Development

Libraries for working with graphical user interface applications.

  • Desktop
    • pygobject - Python Bindings for GLib/GObject/GIO/GTK+ (GTK+3).
    • wxPython - A blending of the wxWidgets C++ class library with the Python.
    • kivy - A library for creating NUI applications, running on Windows, Linux, Mac OS X, Android and iOS.
    • dearpygui - A Simple GPU accelerated Python GUI framework
    • toga - A Python native, OS native GUI toolkit.
  • Qt
    • PySide6 - Qt for Python offers the official Python bindings for Qt, same as PyQt6 but it's the official binding with different licensing.
    • PyQt6 - Python bindings for the Qt cross-platform application and UI framework.
  • Tkinter
    • tkinter - (Python standard library) The standard Python interface to the Tcl/Tk GUI toolkit.
    • customtkinter - A modern and customizable python UI-library based on Tkinter.
    • tkdesigner - Generates Tkinter interfaces from Figma designs using the Figma API.
  • Web-based
    • pywebview - A lightweight cross-platform native wrapper around a webview component.
    • nicegui - An easy-to-use, Python-based UI framework, which shows up in your web browser.
    • flet - Cross-platform GUI framework for building modern apps in pure Python.
  • Wrappers
    • gooey - Turn command line programs into a full GUI application with one line.

Text & Documents

Text Processing

Libraries for parsing and manipulating plain texts.

  • Encoding and Unicode
    • charset-normalizer - Universal character encoding detector, the default of the requests ecosystem.
    • chardet - Python character encoding detector.
    • ftfy - Makes Unicode text less broken and more consistent automagically.
  • Fuzzy Matching
    • rapidfuzz - Rapid fuzzy string matching using various string metrics, with a C++ core.
  • General
    • difflib - (Python standard library) Helpers for computing deltas.
    • pyfiglet - An implementation of figlet written in Python.
  • Internationalization
    • babel - An internationalization library for Python.
  • Parser
    • pygments - A generic syntax highlighter.
    • pyparsing - A general purpose framework for generating parsers.
    • sqlparse - A non-validating SQL parser.
    • phonenumbers - Parsing, formatting, storing and validating international phone numbers.
    • parsy - Easy, generic parser combinator library for creating parsers.
  • Transliteration and Slugs
    • python-slugify - A Python slugify library that translates unicode to ASCII.
    • unidecode - ASCII transliterations of Unicode text.
  • Unique identifiers
    • shortuuid - A generator library for concise, unambiguous and URL-safe UUIDs.
    • sqids - A library for generating short unique IDs from numbers.

HTML Manipulation

Libraries for working with HTML and XML.

  • beautifulsoup4 - Providing Pythonic idioms for iterating, searching, and modifying HTML or XML.
  • lxml - A very fast, easy-to-use and versatile library for handling HTML and XML.
  • xmltodict - Working with XML feel like you are working with JSON.
  • markupsafe - Implements a XML/HTML/XHTML Markup safe string for Python.
  • justhtml - A pure Python HTML5 parser that just works.

File Format Processing

Libraries for parsing and manipulating specific text formats.

  • General
    • pyelftools - Parsing and analyzing ELF files and DWARF debugging information.
    • tablib - A module for Tabular Datasets in XLS, CSV, JSON, YAML.
  • File Conversion
    • markitdown - Python tool for converting files and office documents to Markdown.
    • docling - Library for converting documents into structured data.
  • Excel
    • openpyxl - A library for reading and writing Excel 2010 xlsx/xlsm/xltx/xltm files.
    • xlsxwriter - A Python module for creating Excel .xlsx files.
  • Word
    • python-docx - Reads, queries and modifies Microsoft Word 2007/2008 docx files.
  • PowerPoint
    • python-pptx - Python library for creating and updating PowerPoint (.pptx) files.
  • PDF
    • pypdf - A library capable of splitting, merging, cropping, and transforming PDF pages.
    • reportlab - Allowing Rapid creation of rich PDF documents.
    • pdfminer.six - Pdfminer.six is a community maintained fork of the original PDFMiner.
  • HTML-to-PDF
    • weasyprint - A visual rendering engine for HTML and CSS that can export to PDF.
  • Markdown
    • markdown-it-py - Markdown parser with 100% CommonMark support, extensions, and syntax plugins.
    • markdown - A Python implementation of John Gruber’s Markdown.
    • mistune - Fastest and full featured pure Python parsers of Markdown.
  • Data Formats
    • tomllib - (Python standard library) Parse TOML files.
    • pyyaml - YAML implementations for Python.

File Manipulation

Libraries for file manipulation.

  • mimetypes - (Python standard library) Map filenames to MIME types.
  • pathlib - (Python standard library) A cross-platform, object-oriented path library.
  • watchfiles - Simple, modern and fast file watching and code reload in python.
  • watchdog - API and shell utilities to monitor file system events.
  • python-magic - A Python interface to the libmagic file type identification library.

Media

Image Processing

Libraries for manipulating images.

  • Barcodes and QR Codes
    • qrcode - A pure Python QR Code generator.
    • python-barcode - Create barcodes in Python with no extra dependencies.
  • General
    • pillow - Pillow is the friendly PIL fork.
    • scikit-image - A Python library for (scientific) image processing.
    • rembg - A tool to remove image backgrounds.
    • wand - Python bindings for MagickWand, C API for ImageMagick.
    • pyvips - A fast image processing library with low memory needs.
  • Image Serving
    • thumbor - A smart imaging service. It enables on-demand crop, re-sizing and flipping of images.

Audio & Video Processing

Libraries for manipulating audio, video, and their metadata.

  • Audio
    • pydub - Manipulate audio with a simple and easy high level interface.
    • librosa - Python library for audio and music analysis.
  • Video
    • moviepy - A module for script-based movie editing with many formats, including animated GIFs.
    • vidgear - Most Powerful multi-threaded Video Processing framework.
  • Metadata
    • mutagen - A Python module to handle audio metadata.
    • tinytag - A library for reading music meta data of MP3, OGG, FLAC and Wave files.
    • beets - A music library manager and MusicBrainz tagger.

Game Development

Awesome game development libraries.

  • 3D Engines
    • panda3d - 3D game engine developed by Disney.
  • Game Frameworks
    • pygame - Pygame is a set of Python modules designed for writing games.
    • pyglet - A cross-platform windowing and multimedia library for Python.
    • pygame-ce - An actively developed drop-in replacement with new features and performance improvements (pygame fork).
    • arcade - Arcade is a modern Python framework for crafting games with compelling graphics and sound.
  • Visual Novels
    • renpy - A Visual Novel engine.

Python Language

Implementations

Implementations of Python.

  • cpython - Default, most widely used implementation of the Python programming language written in C.
  • micropython - A lean and efficient Python programming language implementation.
  • pypy - A very fast and compliant implementation of the Python language.
  • Cython - Optimizing Static Compiler for Python.
  • pyodide - Python distribution for the browser and Node.js based on WebAssembly.

Built-in Classes Enhancement

Libraries for enhancing Python built-in classes.

  • attrs - Replacement for __init__, __eq__, __repr__, etc. boilerplate in class definitions.
  • bidict - Efficient, Pythonic bidirectional map data structures and related functionality.
  • uuid-utils - A fast, Rust-backed drop-in replacement for Python's built-in uuid module, supporting RFC 9562 (UUIDv6, UUIDv7, and UUIDv8).
  • python-box - Python dictionaries with advanced dot notation access.

Functional Programming

Functional Programming with Python.

  • functools - (Python standard library) Higher-order functions and operations on callable objects.
  • more-itertools - More routines for operating on iterables, beyond itertools.
  • toolz - A collection of functional utilities for iterators, functions, and dictionaries. Also available as cytoolz for Cython-accelerated performance.
  • funcy - A fancy and practical functional tools.
  • returns - A set of type-safe monads, transformers, and composition utilities.

Asynchronous Programming

Libraries for asynchronous, concurrent and parallel execution. Also see awesome-asyncio.

  • Async I/O
    • asyncio - (Python standard library) Asynchronous I/O, event loop, coroutines and tasks.
    • anyio - A high-level async concurrency and networking framework that works on top of asyncio or trio.
    • uvloop - Ultra fast asyncio event loop.
    • trio - A friendly library for async concurrency and I/O.
    • gevent - A coroutine-based Python networking library that uses greenlet.
    • Twisted - An event-driven networking engine.
  • Parallelism
    • concurrent.futures - (Python standard library) A high-level interface for asynchronously executing callables.
    • multiprocessing - (Python standard library) Process-based parallelism.

Date and Time

Libraries for working with dates and times.

  • zoneinfo - (Python standard library) IANA time zone support. Brings the tz database into Python.
  • python-dateutil - Extensions to the standard Python datetime module.
  • dateparser - A Python parser for human-readable dates in dozens of languages.
  • pendulum - Python datetimes made easy.
  • whenever - A modern datetime library, type-safe and DST-safe, backed by Rust.

Python Toolchain

Environment Management

Libraries for Python version and virtual environment management.

  • virtualenv - A tool to create isolated Python environments.
  • uv - An extremely fast Python version, package and project manager, written in Rust.
  • pyenv - Simple Python version management.

Package Management

Libraries for package and dependency management.

  • Package Managers
    • pip - The package installer for Python.
    • uv - An extremely fast Python version, package and project manager, written in Rust.
    • poetry - Python dependency management and packaging made easy.
    • hatch - Modern, extensible Python project manager for environments, builds, and publishing.
    • pipx - Install and Run Python Applications in Isolated Environments. Like npx in Node.js.
    • conda - Cross-platform, Python-agnostic binary package manager.
  • Build Backends
    • setuptools - The historical and still most widely used pyproject build backend.
    • hatchling - Modern, extensible build backend from the hatch project.
    • uv-build - uv's fast, minimal build backend for pure-Python projects.

Package Repositories

Local PyPI repository server and proxies.

  • bandersnatch - PyPI mirroring tool provided by Python Packaging Authority (PyPA).
  • devpi - PyPI server and packaging/testing/release tool.
  • warehouse - Next generation Python Package Repository (PyPI).

Distribution

Libraries to create packaged executables for release distribution.

  • Executables
    • pyinstaller - Converts Python programs into stand-alone executables (cross-platform).
    • Nuitka - Compiles Python programs into high-performance standalone executables (cross-platform, supports all Python versions).
    • shiv - A command line utility for building fully self-contained zipapps (PEP 441), but with all their dependencies included.
    • cx-Freeze - It is a Python tool that converts Python scripts into standalone executables and installers for Windows, macOS, and Linux.
  • Obfuscation
    • pyarmor - A tool used to obfuscate python scripts, bind obfuscated scripts to fixed machine or expire obfuscated scripts.

Configuration Files

Libraries for storing and parsing configuration options.

  • configparser - (Python standard library) INI file parser.
  • python-dotenv - Reads key-value pairs from a .env file and sets them as environment variables.
  • pydantic-settings - Settings management using Pydantic models with validation, loading from environment variables and secrets files.
  • hydra-core - Hydra is a framework for elegantly configuring complex applications.
  • dynaconf - Dynaconf is a configuration manager with plugins for Django, Flask and FastAPI.

Security

Cryptography

Libraries for cryptographic primitives and secure protocols.

  • cryptography - A package designed to expose cryptographic primitives and recipes to Python developers.
  • pynacl - Python binding to the Networking and Cryptography (NaCl) library.
  • paramiko - The leading native Python SSHv2 protocol library.
  • itsdangerous - Various helpers to pass trusted data to untrusted environments.

Penetration Testing

Frameworks and tools for penetration testing.

  • mitmproxy - An interactive TLS-capable intercepting HTTP proxy for penetration testers and software developers.
  • sqlmap - Automatic SQL injection and database takeover tool.
  • sherlock-project - Hunt down social media accounts by username across social networks.
  • social-engineer-toolkit - A toolkit for social engineering.

Supply Chain Security

Tools for auditing dependencies against known vulnerabilities.

  • pip-audit - Audits Python environments and dependency trees for known vulnerabilities, using the PyPI Advisory Database and OSV.
  • uv audit - uv's built-in dependency vulnerability and malware scanning backed by OSV.

Web Security

Libraries for application-layer web security.

  • secure - HTTP security headers for Python web applications with ASGI and WSGI middleware.

Other

Hardware

Libraries for programming with hardware.

  • bleak - A cross platform Bluetooth Low Energy Client for Python using asyncio.
  • pynput - A library to control and monitor input devices.
  • jumpstarter - A hardware-in-the-loop testing framework with a Python client library for automated testing on real and virtual hardware.

Microsoft Windows

Python programming on Microsoft Windows.

  • pythonnet - Python Integration with the .NET Common Language Runtime (CLR).
  • pywin32 - Python Extensions for Windows.
  • pyenv-win - A Python version manager for Windows (pyenv fork).
  • winpython - Portable development environment for Windows 10/11.

Miscellaneous

Useful libraries or tools that don't fit in the categories above.

  • blinker - A fast Python in-process signal/event dispatching system.
  • boltons - A set of pure-Python utilities.

Resources

Where to discover learning resources or new Python libraries.

Newsletters

Podcasts

Websites

Contributing

Your contributions are always welcome! Please take a look at the contribution guidelines first.


If you have any question about this opinionated list, do not hesitate to contact @vinta on X (Twitter).

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