pip install tornado==6.1

Tornado is a Python web framework and asynchronous networking library, originally developed at FriendFeed.

Source
Among top 100 packages on PyPI.
Over 62.0M downloads in the last 90 days.

Commonly used with tornado

Based on how often these packages appear together in public requirements.txt files on GitHub.

gallium

A micro CLI development framework

ietfparse

Parse formats defined in IETF RFCs

simplenote

Python library for the simplenote.com API

yandextank

a performance measurement tool

python-dbusx

An alternate interface to D-BUS supporting evented IO

marked

Library/utility that converts HTML to markdown text

pfrock-proxy-plugin

proxy http mock plugin for pfrock

tornadoweb

tornado web

devdns

A DNS server for mapping a dev TLD to localhost.

bitnigma

Python byte-enabled Enigma-like simulation.

cocaine

Cocaine Python Framework for Cocaine Application Cloud.

pfrock-http-plugin

http mock plugin for pfrock

quickproxy

A lightweight, per-request customizable HTTP proxy for python.

pynetworktables2js

Forwards NetworkTables traffic to a web page via a Websocket

tornadorpc

TornadoRPC is a an implementation of both JSON-RPC and XML-RPC handlers for the Tornado framework.

asyncmc

Minimal pure python tornado memcached client

serf-python

serf client for python

forecast

Implemetion of Book 'forcasting priceples and practise'

tornado_data_uri

Tornado Data-URI Encoder Template Tag

Version usage of tornado

Proportion of downloaded versions in the last 3 months (only versions over 1%).

6.1

87.68%

5.1.1

4.99%

4.5.3

2.32%

6.0.4

2.06%