awesome-python/README.md

Awesome Python

A curated list of awesome Python frameworks, libraries and software. Inspired by awesome-php.

• Awesome Python
  • Environment Management
  • Package Management
  • Distribution
  • Build Tools
  • Files
  • Date and Time
  • Text Processing
  • Natural Language Processing
  • Documentation
  • Configuration
  • Command-line Tools
  • Imagery
  • Audio
  • Video
  • Geolocation
  • HTTP
  • Database
  • Database Drivers
  • ORM
  • Web Frameworks
  • CMS
  • RESTful API
  • Authentication and OAuth
  • Template Engine
  • Queue
  • Search
  • News Feed
  • Asset Management
  • Caching
  • Email
  • Internationalization
  • URL Manipulation
  • HTML Manipulation
  • Web Crawling
  • Web Content Extracting
  • Downloader
  • Forms
  • Data Validation
  • Anti-spam
  • Tagging
  • Admin Panels
  • Processes and Threads
  • Networking
  • WebSocket
  • WSGI Servers
  • Cryptography
  • GUI
  • Game Development
  • Logging
  • Testing
  • Code Analysis and Linter
  • Debugging Tools
  • Science and Data Analysis
  • Data Visualization
  • Machine Learning
  • Functional Programming
  • MapReduce
  • Third-party APIs
  • DevOps Tools
  • Foreign Function Interface
  • High Performance
  • Algorithms and Design Patterns
  • Hardware
  • Miscellaneous
  • Editor Plugins
• Resources
  • Websites
  • Weekly
  • Twitter

Environment Management

Libraries for Python version and environment management.

• pyenv - Simple Python version management.
• virtualenv - A tool to create isolated Python environments.
• virtualenvwrapper - A set of extensions to virtualenv
• PyRun - A open-source, one-file, no-installation-needed version of Python

Package Management

Libraries for package and dependency management.

• pip / Python Package Index - The package and dependency manager.
• wheel - The new standard of python distribution and are intended to replace eggs.

Distribution

Libraries to create packaged executables for release distribution.

• cx-Freeze - Freezes Python scripts (cross-platform)
• py2exe - Freezes Python scripts (Windows)
• py2app - Freezes Python scripts (Mac OS X)
• PyInstaller - A program that converts Python programs into stand-alone executables (Windows, Linux, Mac OS X, Solaris and AIX)

Build Tools

Compile software from source code.

• buildout - A build system for creating, assembling and deploying applications from multiple parts, some of which may be non-Python-based.
• SCons - A software construction tool.
• PlatformIO - A console tool to build code with different development platforms.
• BitBake - A make-like build tool with the special focus of distributions and packages for embedded Linux cross compilation although it is not limited to that.

Files

Libraries for file manipulation and MIME type detection.

• mimetypes - (Python standard library) Map filenames to MIME types.
• imghdr - (Python standard library) Determine the type of an image.
• python-magic - A Python interface to the libmagic file type identification library.
• path.py - A module wrapper for os.path.
• watchdog - API and shell utilities to monitor file system events.
• Unipath - An object-oriented approach to file/directory operations.
• pathlib - An cross-platform, object-oriented path library (included in Python 3.4)

Date and Time

Libraries for working with dates and times.

• arrow - Better dates & times for Python.
• dateutil - Extensions to the standard Python datetime module.
• delorean - A library for clearing up the inconvenient truths that arise dealing with datetimes in Python.
• when.py - Providing user-friendly functions to help perform common date and time actions.
• moment - A Python library for dealing with dates/times. Inspired by Moment.js.

Text Processing

Libraries for parsing and manipulating texts.

• General
  • difflib - (Python standard library) Helpers for computing deltas.
  • Levenshtein - Fast computation of Levenshtein distance and string similarity.
  • fuzzywuzzy - Fuzzy String Matching.
  • esmre - Regular expression accelerator.
  • shortuuid - A generator library for concise, unambiguous and URL-safe UUIDs.
  • python-slugify - A Python slugify library that handles unicode.
  • unicode-slugify - A slugifier that generates unicode slugs. Developed by Mozilla.
  • unidecode - ASCII transliterations of Unicode text.
  • chardet - Python 2/3 compatible character encoding detector.
  • xpinyin - A library to translate chinese hanzi (漢字) to pinyin (拼音).
  • pangu.py - Spacing texts.
  • pyfiglet - An implementation of figlet written in python.
• Specific Formats
  • tablib - A module for Tabular Datasets in XLS, CSV, JSON, YAML.
  • python-docx - Reads, queries and modifies Microsoft Word 2007/2008 docx files.
  • xlwt / xlrd - Packages is for writing and reading data and formatting information from Excel files.
  • XlsxWriter - A Python module for creating Excel .xlsx files.
  • mm - Python powered spreadsheets.
  • PDFMiner - A tool for extracting information from PDF documents.
  • PyPDF2 - a pure-python PDF library capable of splitting, merging and transforming PDF pages.
  • Python-Markdown - A Python implementation of John Gruber’s Markdown.
  • Mistune - Fastest and full featured pure Python parsers of Markdown.
  • PyYAML - YAML implementations for Python.
• Parser
  • phonenumbers - Library for parsing, formatting, storing and validating international phone numbers.
  • python-user-agents - Browser user agent parser.
  • sqlparse - A non-validating SQL parser.
  • Pygments - A generic syntax highlighter.
  • python-nameparser - A simple Python module for parsing human names into their individual components.
  • schema - A library for validating Python data structures.

Natural Language Processing

Libraries for working with human languages.

• NLTK - A leading platform for building Python programs to work with human language data.
• Pattern - A web mining module for the Python programming language. It has tools for natural language processing, machine learning, among others.
• TextBlob - Providing a consistent API for diving into common natural language processing (NLP) tasks. Stands on the giant shoulders of NLTK and Pattern, and plays nicely with both.
• jieba - Chinese Words Segementation Utilities.
• SnowNLP - A library for processing Chinese text.
• loso - Another Chinese segmentation library.
• genius - A Chinese segment base on Conditional Random Field.

Documentation

Libraries for generating project documentation.

• Sphinx - Python Documentation generator.
• reStructuredText - Markup Syntax and Parser Component of Docutils.
• MkDocs - Markdown friendly documentation generator.

Configuration

Libraries for storing configuration options.

• ConfigParser - (Python standard library) INI file parser.
• ConfigObj - INI file parser with validation.
• config - Hierarchical config from the author of logging.
• profig - Config from multiple formats with value conversion.

Command-line Tools

Libraries for building command-line application.

• Command-line Application Development
  • click - A package for creating beautiful command line interfaces in a composable way.
  • clint - Python Command-line Application Tools.
  • cliff - A framework for creating command-line programs with multi-level commands.
  • Clime – Clime lets you convert any module into a multi-command CLI program without any configuration.
  • docopt - Pythonic command line arguments parser.
  • colorama - Cross-platform colored terminal text.
• Workflow Tools
  • percol - Adds flavor of interactive selection to the traditional pipe concept on UNIX

Imagery

Libraries for manipulating images.

• pillow - Pillow is the friendly PIL fork. PIL is the Python Imaging Library.
• wand - Python bindings for MagickWand, C API for ImageMagick.
• thumbor - A smart imaging service. It enables on-demand crop, resizing and flipping of images.
• imgSeek - A project for searching a collection of images using visual similarity.
• python-qrcode - A pure Python QR Code generator.
• pyBarcode - Create barcodes in python without needing PIL.
• pygram - Instagram-like image filters.
• Quads - Computer art based on quadtrees.
• nude.py - Nudity detection.
• scikit-image - A Python library for (scientific) image processing.
• hmap - Image histogram remapping.

Audio

Libraries for manipulating audio.

• django-elastic-transcoder - Django + AWS Elastic Transcoder.
• beets - A music library manager and MusicBrainz tagger.
• pyechonest - Python client for the Echo Nest API.
• dejavu - Audio fingerprinting and recognition.
• pydub - Manipulate audio with a simple and easy high level interface.
• audioread - Cross-library (GStreamer + Core Audio + MAD + FFmpeg) audio decoding.
• mutagen - A Python module to handle audio metadata.
• tinytag - A library for reading music meta data of MP3, OGG, FLAC and Wave files.
• audiolazy - Expressive Digital Signal Processing (DSP) package for Python.

Video

Libraries for manipulating video and GIFs.

• moviepy - A module for script-based movie editing with many formats, including animated GIFs.
• shorten.tv - Video summarization.
• scikit-video - Video processing routines for SciPy.

Geolocation

Libraries for geocoding addresses and working with latitudes and longitudes.

• GeoDjango - A world-class geographic web framework.
• geopy - Python Geocoding Toolbox.
• pygeoip - Pure Python GeoIP API.
• GeoIP - Python API for MaxMind GeoIP Legacy Database.
• geojson - Python bindings and utlities for GeoJSON.

HTTP

Libraries for working with HTTP.

• requests - HTTP Requests for Humans™.
• httpie - A command line HTTP client, a user-friendly cURL replacement.

Database

Databases implemented in Python.

• ZODB - A native object database for Python. A key-value and object graph database.

Database Drivers

Libraties for connecting and operating databases.

• Relational Databases
  • mysql-python - The MySQL database connector for Python.
  • mysql-connector-python - pure-python MySQL driver from Oracle (in case you don't want or can't install system MySQL library)
  • oursql - A better MySQL connector for Python with support for native prepared statements and BLOBs
  • psycopg2 - The most popular PostgreSQL adapter for the Python.
• NoSQL Databases
  • pycassa - Python Thrift driver for Apache Cassandra.
  • PyMongo - The official Python client for MongoDB.
  • redis-py - The Redis Python Client.

ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

• Relational Databases
  • Django Models - A part of Django.
  • SQLAlchemy - The Python SQL Toolkit and Object Relational Mapper.
  • peewee - A small, expressive ORM.
  • PonyORM - ORM that provides a generator-oriented interface to SQL.
• NoSQL Databases
  • MongoEngine - A Python Object-Document-Mapper for working with MongoDB.
  • django-mongodb-engine - Django MongoDB Backend.
  • redisco - A Python Library for Simple Models and Containers Persisted in Redis.

Web Frameworks

Full stack web frameworks.

• Django - The most popular web framework in Python.
• Flask - A microframework for Python.
• Bottle - A fast, simple and lightweight WSGI micro web-framework.
• Pyramid - A small, fast, down-to-earth, open source Python web framework.
• web2py - A full stack web framework and platform focused in the ease of use.
• web.py - A web framework for Python that is as simple as it is powerful.
• TurboGears - The Web Framework that scales with you. Starts as a microframework and scales up to a fullstack solution.
• CherryPy - A Minimalist Python Web Framework, HTTP/1.1-compliant and WSGI thread-pooled.
• Grok - A framework built on the existing Zope 3 libraries, offers a lot of building blocks for web development.
• Bluebream - An open-source web application server, framework and library, created by the Zope community and formerly known as Zope 3.
• guava - A lightweight and high performance web framework for Python written in C.

CMS

Content management systems

• Mezzanine - A powerful, consistent, and flexible content management platform.
• Wagtail - A Django content management system.
• django-oscar - An open-source ecommerce framework for Django.
• Quokka CMS - Flexible, extensible, small CMS powered by Flask and MongoDB.
• Opps CMS - A Django-based CMS for magazines, newspapers websites and portals with high-traffic.
• Plone - Content Management System built on top of the open source application server Zope and the accompanying Content Management Framework.
• django-cms - An Open source enterprise content management system based on the django framework.

RESTful API

Libraries for developing RESTful APIs.

• cornice - A REST framework for Pyramid.
• django-rest-framework - A powerful and flexible toolkit that makes it easy to build Web APIs.
• django-tastypie - Creating delicious APIs for Django apps.
• flask-api - An implementation of the same web browsable APIs that django-rest-framework provides.
• flask-restful - An extension for Flask that adds support for quickly building REST APIs.
• flask-api-utils - Flask extension that takes care of API representation and authentication.
• falcon - A high-performance Python framework for building cloud APIs and web app backends.
• eve - REST API framework powered by Flask, MongoDB and good intentions.
• sandman - Automated REST APIs for existing database-driven systems.

Authentication and OAuth

Libraries for implementing authentications schemes.

• OAuthLib - A generic, spec-compliant, thorough implementation of the OAuth request-signing logic.
• rauth - A Python library for OAuth 1.0/a, 2.0, and Ofly.
• python-oauth2 - A fully tested, abstract interface to creating OAuth clients and servers.
• python-social-auth - An easy-to-setup social authentication mechanism.
• django-oauth-toolkit - OAuth2 goodies for the Djangonauts.
• django-oauth2-provider - Providing OAuth2 access to Django app.
• django-allauth - Authentication app for Django that "just works."
• Flask-OAuthlib - OAuth 1.0/a, 2.0 implementation of client and provider for Flask.
• sanction - A dead simple OAuth2 client implementation.
• jose - Javscript Object Signing and Encryption (JOSE) draft implementation, useful for stateful tokens.

Template Engine

Libraries and tools for templating and lexing.

• Jinja2 - A modern and designer friendly templating language.
• Genshi - Python templating toolkit for generation of web-aware output.
• Mako - Hyperfast and lightweight templating for the Python platform.
• Chameleon - Chameleon is an HTML/XML template engine for Python. Modeled after ZPT, optimized for speed.
• Spitfire - A very fast Python template compiler.

Queue

Libraries for working with event and task queues.

• celery - An asynchronous task queue/job queue based on distributed message passing.
• huey - Little multi-threaded task queue.
• mrq - Mr. Queue - A distributed worker task queue in Python using Redis & gevent.
• rq - Simple job queues for Python.

Search

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

• django-haystack - Modular search for Django.
• elasticsearch-py - The official low-level Python client for Elasticsearch.
• solrpy - A Python client for solr.
• Whoosh - A fast, pure Python search engine library.

News Feed

Libraries for building user's activities.

• Feedly - A library which allows you to build newsfeed and notification systems using Cassandra and/or Redis.
• django-activity-stream - Generate generic activity streams from the actions on your site.

Asset Management

Tools for managing, compressing and minifying website assets.

• django-compressor - Compresses linked and inline javascript or CSS into a single cached file.
• webassets - Bundles, optimizes, and manages unique cache-busting URLs for static resources.
• fanstatic - Packages, optimizes, and serves static file dependencies as Python packages.
• fileconveyor - Monitors changes, processes, and transports assets to CDNs and file storage systems.
• django-storages - A collection of custom storage backends for Django.

Caching

Libraries for caching data.

• Beaker Caching & Sessions - Beaker is a library for caching and sessions for use with web applications and stand-alone Python scripts and applications.
• Dogpile Cache - Dogpile Cache is next generation replacement for Beaker made by same authors.
• HermesCache - Python caching library with tag-based invalidation and dogpile effect prevention.

Email

Libraries for sending and parsing email.

• inbox.py - Python SMTP Server for Humans.
• lamson - Pythonic SMTP Application Server.
• imbox - Python IMAP for Humans.
• flanker - A email address and Mime parsing library.
• marrow.mailer - High-performance extensible mail delivery framework.
• django-celery-ses - Django email backend with AWS SES and Celery.
• modoboa - A mail hosting and management platform including a modern and simplified Web User Interface.
• envelopes - Mailing for human beings.

Internationalization

Libraries for woking with i18n.

• Babel - An internationalization library for Python.

URL Manipulation

Libraries for parsing URLs.

• furl - A small Python library that makes manipulating URLs simple.
• purl - A simple, immutable URL class with a clean API for interrogation and manipulation.
• pyshorteners - A pure python URL shortening lib.

HTML Manipulation

Libraries for working with HTML and XML.

• BeautifulSoup - 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.
• html5lib - A standards-compliant library for parsing and serializing HTML documents and fragments.
• pyquery - A jQuery-like library for parsing HTML.
• cssutils - A CSS library for Python.
• MarkupSafe - Implements a XML/HTML/XHTML Markup safe string for Python.
• bleach - A whitelist-based HTML sanitization and text linkification library.
• xmltodict - Working with XML feel like you are working with JSON.
• xhtml2pdf - HTML/CSS to PDF converter.
• untangle - Converts XML documents to Python objects for easy access

Web Crawling

Libraries for scraping websites.

• Scrapy - A fast high-level screen scraping and web crawling framework.
• portia - Visual scraping for Scrapy.
• feedparser - Universal feed parser.
• RoboBrowser - A simple, Pythonic library for browsing the web without a standalone web browser.

Web Content Extracting

Libraries for extracting web contents.

• newspaper - News extraction, article extraction and content curation in Python.
• html2text - Convert HTML to Markdown-formatted text.
• python-goose - HTML Content/Article Extractor.
• lassie - Web Content Retrieval for Humans.
• micawber - A small library for extracting rich content from URLs.
• sumy - A module for automatic summarization of text documents and HTML pages.
• Haul - An Extensible Image Crawler.
• python-readability - Fast Python port of arc90's readability tool.
• opengraph - A python module to parse the Open Graph Protocol

Downloader

Libraries for downloading.

• s3cmd - A command line tool for managing Amazon S3 and CloudFront.
• youtube-dl - A small command-line program to download videos from YouTube.
• you-get - A YouTube/Youku/Niconico video downloader written in Python 3.
• coursera - Script for downloading Coursera.org videos and naming them.

Forms

Libraries for working with forms.

• WTForms - A flexible forms validation and rendering library.
• Deform - Python HTML form generation library influenced by the formish form generation library.
• django-crispy-forms - A Django app which lets you create beautiful forms in a very elegant and DRY way.
• django-remote-forms - A platform independent Django form serializer.

Data Validation

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

• voluptuous - A Python data validation library. It is primarily intended for validating data coming into Python as JSON, YAML, etc.
• dictshield - A fast way to validate and trim the values in a dictionary.
• colander - A system for validating and deserializing data obtained via XML, JSON, an HTML form post or any other equally simple data serialization.

Anti-spam

Libraries for fighting spam.

• Stopspam - Intelligent spam detection for Python.
• django-simple-spam-blocker - Simple spam blocker for Django.
• django-simple-captcha - A simple and highly customizable Django app to add captcha images to any Django form.

Tagging

Libraries for tagging items.

• django-taggit - Simple tagging for Django.

Admin Panels

Libraries for administrative interfaces.

• Ajenti - The admin panel your servers deserve.
• Grappelli – A jazzy skin for the Django Admin-Interface.
• django-suit - Alternative Django Admin-Interface (free only for Non-commercial use).
• django-xadmin - Drop-in replacement of Django admin comes with lots of goodies.
• flask-admin - Simple and extensible administrative interface framework for Flask.
• flower - Real-time monitor and web admin for Celery.

Processes and Threads

Libraries for woking with processes or threads

• multiprocessing - (Python standard library) - Process-based "threading" interface.
• threading - (Python standard library) Higher-level threading interface.
• envoy - Python Subprocesses for Humans™.
• sh - A full-fledged subprocess replacement for Python.

Networking

Libraries for network programming.

• gevent - A coroutine-based Python networking library that uses greenlet.
• Twisted - An event-driven networking engine.
• Tornado - A Web framework and asynchronous networking library.
• pulsar - Event-driven concurrent framework for Python.
• diesel - Greenlet-based event I/O Framework for Python.
• eventlet - Asynchronous framework with WSGI support.
• pyzmq - A Python wrapper for the 0MQ message library.

WebSocket

Libraries for woking with WebSocket.

• AutobahnPython - WebSocket & WAMP for Python on Twisted and asyncio.
• WebSocket-for-Python - WebSocket client and server library for Python 2 and 3 as well as PyPy.

WSGI Servers

WSGI-compatible web servers.

• wsgiref - (Python standard library) WSGI reference implementation, single-threaded.
• Werkzeug - A WSGI utility library for Python that powers Flask and can easily be embedded into your own projects.
• paste - Multi-threaded, stable, tried and tested.
• rocket - Multi-threaded.
• waitress - Multi-threaded, poweres Pyramid.
• gunicorn - Pre-forked, partly written in C.
• fapws3 - Asynchronous (network side only), written in C.
• meinheld - Asynchronous, partly written in C.
• bjoern - Asynchronous, very fast and written in C.

Cryptography

• PyCA's Cryptography - cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.

GUI

Libraries for working with graphical user interface applications.

• PyQt - Python bindings for the Qt cross-platform application and UI framework, with support for both Qt v4 and Qt v5 frameworks.
• PySide - Python bindings for the Qt cross-platform application and UI framework, supporting the Qt v4 framework.
• 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.
• curses - Built-in wrapper for ncurses used to create terminal GUI applications.
• urwid - A library for creating terminal GUI applications with strong support for widgets, events, rich colors, etc.
• pyglet - A cross-platform windowing and multimedia library for Python.
• Tkinter - Tkinter is Python's de-facto standard GUI package.

Game Development

Awesome game development libraries.

• Pygame - Pygame is a set of Python modules designed for writing games.
• Cocos2d - cocos2d is a framework for building 2D games, demos, and other graphical/interactive applications. It is based on pyglet.
• PySDL2 - A ctypes based wrapper for the SDL2 library.
• Panda3D - 3D game engine developed by Disney and maintained by Carnegie Mellon's Entertainment Technology Center. Written in C++, completely wrapped in Python.
• PyOgre - Python bindings for the Ogre 3D render engine, can be used for games, simulations, anything 3D.
• PyOpenGL - Python ctypes bindings for OpenGL and it's related APIs.

Logging

Libraries for generating and working with log files.

• logging - (Python standard library) Logging facility for Python.
• Sentry - A realtime logging and aggregation server.
• Raven - The Python client for Sentry.

Testing

Libraries for testing codebases and generating test data.

• Testing Frameworks
  • unittest - (Python standard library) Unit testing framework.
  • nose - nose extends unittest.
  • pytest - A mature full-featured Python testing tool.
  • mamba - The definitive testing tool for Python. Born under the banner of Behavior Driven Development (BDD).
  • contexts - A modern and flexible Behaviour-Driven-Development framework for Python 3.3 and above, inspired by C#'s Machine.Specifications.
• Mock
  • mock - A Python Mocking and Patching Library for Testing.
  • responses - A utility library for mocking out the requests Python library.
  • doublex - Powerful test doubles framework for Python.
• Fake Data
  • faker - A Python package that generates fake data.
  • model_mommy - Creating random fixtures for testing in Django.
• Code Coverage
  • coverage - Code coverage measurement.
• Load Testing
  • locust - Scalable user load testing tool written in Python.
• Error Handler
  • FuckIt.py - FuckIt.py uses state-of-the-art technology to make sure your Python code runs whether it has any right to or not.

Code Analysis and Linter

Libraries and tools for analysing, parsing and manipulation codebases.

• pysonar2 - A type inferencer and indexer for Python.
• Flake8 - The modular source code checker: pep8, pyflakes and co.
• Pylint - A source code analyzer.
• pycallgraph - Creates call graph visualizations for Python applications.

Debugging Tools

Libraries for dubugging and developing.

• pdb - (Python standard library) The Python Debugger.
• ipdb - IPython-enabled pdb.
• winpdb - A Platform Independent Python Debugger with GUI.
• pudb – A full-screen, console-based Python debugger.
• pyringe - Debugger capable of attaching to and injecting code into Python processes.
• memory_profiler - Monitor Memory usage of Python code.
• django-debug-toolbar - Display various debug information about the current request/response.
• django-devserver - A drop-in replacement for Django's runserver.

Science and Data Analysis

Libraries for scientific computing and data analyzing.

• SciPy - A Python-based ecosystem of open-source software for mathematics, science, and engineering.
• NumPy - A fundamental package for scientific computing with Python.
• Numba - Python JIT (just in time) complier to LLVM aimed at scientific Python by the developers of Cython and NumPy.
• NetworkX - A high-productivity software for complex networks.
• Pandas - A library providing high-performance, easy-to-use data structures and data analysis tools.
• PyMC - Markov Chain Monte Carlo sampling toolkit.
• zipline - A Pythonic algorithmic trading library.
• PyDy - Short for Python Dynamics, used to assist with workflow in the modeling of dynamic motion based around NumPy, SciPy, IPython, and matplotlib.
• SymPy - A Python library for symbolic mathematics.
• statsmodels - Statistical modeling and econometrics in Python.
• astropy - A community Python library for Astronomy.

Data Visualization

Libraries for visualizing data.

• matplotlib - A Python 2D plotting library.
• bokeh - Interactive Web Plotting for Python.
• plotly - Collaborative web plotting for Python and matplotlib.
• vincent - A Python to Vega translator.
• d3py - A plottling library for Python, based on D3.js.
• ggplot - Same API as ggplot2 for R.
• Kartograph.py - Rendering beautiful SVG maps in Python.

Machine Learning

Libraries for Machine Learning.

• scikit-learn - A Python module for machine learning built on top of SciPy.
• pattern - Web mining module for Python.
• NuPIC - Numenta Platform for Intelligent Computing.
• Pylearn2 - A Machine Learning library based on Theano.
• hebel - GPU-Accelerated Deep Learning Library in Python.
• gensim - Topic Modelling for Humans.
• PyBrain - Another Python Machine Learning Library.
• Crab - A flexible, fast recommender engine.
• python-recsys - A Python library for implementing a Recommender System.

Functional Programming

• fn.py - Functional programming in Python: implementation of missing features to enjoy FP.
• funcy - A fancy and practical functional tools.

MapReduce

Framworks and libraries for MapReduce.

• PySpark - The Spark Python API.
• dpark - Python clone of Spark, a MapReduce alike framework in Python.
• luigi - A module that helps you build complex pipelines of batch jobs.
• mrjob - Run MapReduce jobs on Hadoop or Amazon Web Services.
• dumbo - Python module that allows one to easily write and run Hadoop programs.
• streamparse - Run Python code against real-time streams of data. Integrates with Apache Storm.

Third-party APIs

Libraries for accessing third party APIs.

• apache-libcloud - One Python library for all clouds.
• boto - Python interface to Amazon Web Services.
• twython - A Python wrapper for the Twitter API.
• soundcloud-python - A Python wrapper around the Soundcloud API.
• google-api-python-client - Google APIs Client Library for Python.
• facebook-sdk - Facebook Platform Python SDK.
• facepy - Facepy makes it really easy to interact with Facebook's Graph API
• Wikipedia - A Pythonic wrapper for the Wikipedia API.
• python-instagram - A Python Client for Instagram API.
• gmail - A Pythonic interface for Gmail.
• praw - A python wrapper for the Reddit API.

DevOps Tools

Software and libraries for DevOps.

• OpenStack - Open source software for building private and public clouds.
• Ansible - An IT automation tool.
• SaltStack - Infrastructure automation and management system.
• Fabric - Tool for streamlining the use of SSH for application deployment or systems administration tasks.
• Fabtools - Tools for writing awesome Fabric files.
• cuisine - Chef-like functionality for Fabric.
• doit - A task runner/build tool.
• psutil - A cross-platform process and system utilities module.
• pexpect - A Python module for controlling interactive programs in a pseudo-terminal like GNU expect.
• provy - An easy-to-use provisioning system in python.

Foreign Function Interface

Libraries for providing foreign function interface.

• ctypes - (Python standard library) Foreign Function Interface for Python calling C code.
• cffi - Foreign Function Interface for Python calling C code.
• SWIG - Simplified Wrapper and Interface Generator.

High Performance

Libraries for making Python faster.

• Cython - Optimizing Static Complier for Python. Uses type mixins to compile Python into C or C++ modules resulting in large performance gains.
• PyPy - An implementation of Python in Python. The interpreter uses black magic to make Python very fast without having to add in additional type information.
• Stackless Python - An enhanced version of the Python.
• Pyston - A Python implementation built using LLVM and modern JIT techniques with the goal of achieving good performance.

Algorithms and Design Patterns

Collections of algorithms and design patterns.

• python-patterns - A collection of design patterns in Python.
• algorithms - module of algorithms for Python.

Hardware

Libraries for programming with hardware.

• wifi - A Python library and command line tool for working with WiFi on Linux.

Miscellaneous

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

• IPython - IPython provides a rich toolkit to help you make the most out of using Python interactively.
• bpython – bpython is a fancy interface to the Python interpreter for Linux, BSD, OS X and Windows (with some work).

Editor Plugins

Plugins for various editors.

• Vim
  • Python-mode - An all in one plugin for turning Vim into a Python IDE.
• Emacs
  • Elpy - Emacs Python Development Environment.
• Sublime Text
  • SublimeJEDI - A Sublime Text plugin to the awesome autocomplete library Jedi.
  • Anaconda - Anaconda turns your Sublime Text 3 in a full featured Python development IDE.
  • Djaneiro - Django support for Sublime Text.

Resources

Where to discover new Python libraries.

Websites

• r/Python - News about Python.
• Python 3 Wall of Superpowers - Too many popular Python packages don't support Python 3.
• Trending Python repositories on GitHub today - Good place to find new Python libraries.
• Django Packages - A directory of reusable apps, sites, tools, and more for Django projects.

Weekly

• Pycoder's Weekly - A free weekly newsletter, on Fridays, for those interested in Python development and various topics around Python.
• Python Weekly - A free weekly newsletter featuring curated news, articles, new releases, jobs etc related to Python.

Twitter

• @pypi
• @planetpython
• @getpy
• @pycoders
• @PythonWeekly
• @pythontrending

Contributing

Your contributions are always welcome!