Hypercorn is an ASGI web server based on the sans-io hyper, h11, h2, and wsproto libraries and inspired by Gunicorn. It supports HTTP/1, HTTP/2, WebSockets (over HTTP/1 and HTTP/2), ASGI/2, and ASGI/3 specifications. It can utilise asyncio, uvloop, or trio worker types.

This library simplifies using Google's various server-to-server authentication mechanisms to access Google APIs.

python-webcolors is a module for working with HTML/CSS color definitions. Normalizing and converting between the following formats is supported.

• Specification-defined color names

• Six-digit hexadecimal

• Three-digit hexadecimal

• Integer rgb() triplet

• Percentage rgb() triplet

Only the RGB colorspace is supported. Conversion to/from the HSL colorspace can be handled by the colorsys module in the Python standard library.

This module provides a building block to stub out the HTTP requests portions of your testing code.

The sendgrid Python library allows access to the SendGrid Web API v3. Version 3+ of the library provides full support for all SendGrid Web API v3 endpoints, including the new v3 /mail/send.

This package provides a library used by various Pylons project packages for internationalization (i18n) duties related to translation.

openid-teams is an implementation of the OpenID teams extension for python-openid.

This package provides a convenient filesystem interface over S3.

uritemplate provides Python library to deal with URI Templates.

pyramid_tm is a package which allows Pyramid requests to join the active transaction as provided by the Python transaction package.

Websocket handler for the gevent pywsgi server, a Python network library.

Features include:

• integration on both socket level or using an abstract interface

• RPC and PubSub framework using WebSocket Application Messaging Protocol

• easily extendible using a simple WebSocket protocol plugin API

Purl is a Python package for handling URLs.

This package is an asynchronous persistent caching library specifically designed for aiohttp requests in Python. With support for various storage backends, it offers flexibility in how and where the cache is stored. Please note that MongoDB and DynamoDB backends are not currently supported due to the absence of the motor and aioboto3 package dependencies.

The aim of this package is to unify the plethora of existing packages integrating SQLAlchemy with Zope's transaction management. As such,it only provides a data manager and makes no attempt to define a zopeish way to configure engines.

wsgiprox is a Python WSGI (Web Server Gateway Interface) middle-ware for adding HTTP and HTTPS proxy support to a WSGI application. The library accepts HTTP and HTTPS proxy connections, and routes them to a designated prefix.

Sanic is a Python web server and web framework that's written to go fast. It allows the usage of the async/await syntax added in Python 3.5, which makes your code non-blocking and speedy.

Socket.IO integration for Flask applications

Internal package for python-sanic, which provides the BasicRouter.

VF-1 is a command line gopher client with TLS support.

pyScss is a compiler for Sass, a superset language of CSS3 that adds programming capabilities and some other syntactic sugar.

websockets is a library for building WebSocket servers and clients in Python with a focus on correctness and simplicity.

Built on top of asyncio, Python's standard asynchronous I/O framework, it provides an elegant coroutine-based API.

Provides support for adding authentication to services using the Tornado web framework, either via the basic or digest authentication schemes.

ACME is Automatic Certificate Management Environment, a protocol that allows clients and certificate authorities to automate verification and certificate issuance. The ACME protocol is used by the free Let's Encrypt Certificate Authority.

txacme is an implementation of the protocol for Twisted, the event-driven networking engine for Python.

Urllib3 supports features left out of urllib and urllib2 libraries. It can reuse the same socket connection for multiple requests, it can POST files, supports url redirection and retries, and also gzip and deflate decoding.