PyPI Ranking home
1st virtualenv

Virtual Python Environment builder

11,062,515
2nd wincertstore

Python module to extract CA and CRL certs from Windows' cert store (ctypes based).

7,276,693
3rd setuptools

Download, build, install, upgrade, and uninstall Python packages -- easily!

6,348,239
4th nose

nose extends unittest to make testing easier

6,123,608
5th requests

Python HTTP for Humans.

5,843,492
6th docutils

Docutils -- Python Documentation Utilities

4,040,581
7th MarkupSafe

Implements a XML/HTML/XHTML Markup safe string for Python

3,855,941
8th meld3

meld3 is an HTML/XML templating engine.

2,968,959
9th paramiko

SSH2 protocol library

2,802,818
10th coverage

Code coverage measurement for Python

2,708,381
11th Paste

Tools for using a Web Server Gateway Interface stack

2,613,923
12th PyYAML

YAML parser and emitter for Python

2,433,161
13th jmespath

JSON Matching Expressions

2,095,112
14th PasteDeploy

Load, configure, and compose WSGI applications and servers

2,060,631
15th MySQL-python

Python interface to MySQL

1,870,121
16th mock

A Python Mocking and Patching Library for Testing

1,845,068
17th python-dateutil

Extensions to the standard python 3.0+ datetime module

1,830,694
18th botocore

Low-level, data-driven core of boto 3.

1,779,278
19th Django

A high-level Python Web framework that encourages rapid development and clean, pragmatic design.

1,761,105
20th pycrypto

Cryptographic modules for Python.

1,757,210
21st Jinja2

A small but fast and easy to use stand-alone template engine written in pure python.

1,694,498
22nd supervisor

A system for controlling process state under UNIX

1,601,813
23rd SQLAlchemy

Database Abstraction Library

1,540,973
24th pytz

World timezone definitions, modern and historical

1,525,908
25th anyjson

Wraps the best available JSON implementation available in a common interface

1,499,239
26th Werkzeug

The Swiss Army knife of Python web development

1,387,997
27th psycopg2

Python-PostgreSQL Database Adapter

1,371,516
28th pyOpenSSL

Python wrapper module around the OpenSSL library

1,267,397
29th setuptools-git

Setuptools revision control system plugin for Git

1,194,500
30th awscli

Universal Command Line Environment for AWS.

1,176,141
31st redis

Python client for Redis key-value store

1,157,779
32nd py

library with cross-python path, ini-parsing, io, code, log facilities

1,094,936
33rd gunicorn

WSGI HTTP Server for UNIX

992,830
34th ordereddict

A drop-in substitute for Py2.7's new collections.OrderedDict that works in Python 2.4-2.6.

949,955
35th Fabric

Fabric is a simple, Pythonic tool for remote execution and deployment.

947,084
36th selenium

Python bindings for Selenium

942,921
37th Sphinx

Python documentation generator

940,735
38th rdflib

RDFLib is a Python library for working with RDF, a simple yet powerful language for representing information.

932,417
39th kombu

AMQP Messaging Framework for Python

899,636
40th mccabe

McCabe checker

888,580
41st stevedore

Manage dynamic plugins for Python applications

858,291
42nd numpy

NumPy: array processing for numbers, strings, records, and objects.

842,177
43rd WebOb

WSGI request and response object

813,274
44th logilab-common

collection of low-level Python packages and modules used by Logilab projects

801,780
45th gevent

Python network library that uses greenlet and libevent for easy and scalable concurrency

783,145
46th South

South: Migrations for Django

754,536
47th zope.interface

Interfaces for Python

752,928
48th celery

Distributed Task Queue

702,380
49th thrift

Python bindings for the Apache Thrift RPC system

610,467
50th python-cjson

Fast JSON encoder/decoder for Python

608,592