PyPI Ranking home
1st psycopg2

Python-PostgreSQL Database Adapter

1,170,957
2nd setuptools

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

468,089
3rd requests

Python HTTP for Humans.

408,021
4th SQLAlchemy

Database Abstraction Library

349,191
5th boto

Amazon Web Services Library

327,708
6th distribute

Easily download, build, install, upgrade, and uninstall Python packages

273,042
7th pbr

Python Build Reasonableness

260,757
8th six

Python 2 and 3 compatibility utilities

252,046
9th simplejson

Simple, fast, extensible JSON encoder/decoder for Python

251,855
10th docutils

Docutils -- Python Documentation Utilities

248,386
11th pip

pip installs packages. Python packages. An easy_install replacement

234,227
12th PyYAML

YAML parser and emitter for Python

225,268
13th virtualenv

Virtual Python Environment builder

217,449
14th pyasn1

ASN.1 library for Python

214,945
15th python-dateutil

Extensions to the standard python 3.0+ datetime module

211,170
16th MarkupSafe

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

210,377
17th Jinja2

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

209,437
18th pycrypto

Cryptographic modules for Python.

200,447
19th pytz

World timezone definitions, modern and historical

182,834
20th botocore

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

177,867
21st jmespath

JSON Matching Expressions

172,730
22nd awscli

Universal Command Line Environment for AWS.

162,469
23rd cffi

Foreign Function Interface for Python calling C code.

160,124
24th colorama

Cross-platform colored terminal text.

159,926
25th coverage

Code coverage measurement for Python

159,683
26th rsa

Pure-Python RSA implementation

153,074
27th pycparser

C parser in Python

150,501
28th certifi

Mozilla's SSL Certs.

150,025
29th googlefinance

Python module to get stock data from Google Finance API

148,254
30th nose

nose extends unittest to make testing easier

146,055
31st bcdoc

ReST document generation tools for botocore.

139,259
32nd Django

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

126,647
33rd wincertstore

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

117,040
34th argparse

Python command-line parsing library

113,858
35th paramiko

SSH2 protocol library

110,423
36th pep8

Python style guide checker

108,318
37th lxml

Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API.

107,312
38th selenium

Python bindings for Selenium

106,985
39th mock

A Python Mocking and Patching Library for Testing

104,641
40th Werkzeug

The Swiss Army knife of Python web development

100,676
41st docopt

Pythonic option parser, that will make you smile

99,063
42nd redis

Python client for Redis key-value store

96,997
43rd pika

Pika Python AMQP Client Library

95,018
44th enum34

Python 3.4 Enum backported to 3.3, 3.2, 3.1, 2.7, 2.6, 2.5, and 2.4

90,746
45th ecdsa

ECDSA cryptographic signature library (pure python)

90,042
46th anyjson

Wraps the best available JSON implementation available in a common interface

89,759
47th Babel

Internationalization utilities

87,201
48th cryptography

cryptography is a package which provides cryptographic recipes and primitives to Python developers.

84,999
49th MySQL-python

Python interface to MySQL

84,551
50th py

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

82,685