Caching algorithms in httplib2 for use with requests session object

https://github.com/ionrock/cachecontrol/

Setuptools extension for CalVer package versions

https://github.com/di/calver

Python client library for Apache Cassandra

https://github.com/datastax/python-driver

RFC 7049 - Concise Binary Object Representation

https://pypi.org/project/cbor/

Let's Encrypt client

https://certbot.eff.org/ https://github.com/certbot/certbot https://github.com/certbot/certbot/tree/master/certbot

Apache plugin for Certbot

https://certbot.eff.org/ https://github.com/certbot/certbot https://github.com/certbot/certbot/tree/master/certbot-apache

OVH DNS Authenticator plugin for Certbot

https://certbot.eff.org/ https://github.com/certbot/certbot https://github.com/certbot/certbot/tree/master/certbot-dns-ovh

NGINX plugin for Certbot

https://certbot.eff.org/ https://github.com/certbot/certbot https://github.com/certbot/certbot/tree/master/certbot-nginx

Standalone CFF subroutinizer based on the AFDKO tx tool

https://github.com/adobe-type-tools/cffsubr

Hosted coverage reports for Github, Bitbucket and Gitlab

https://github.com/codecov/codecov-python

CFF table subroutinizer for FontTools

https://github.com/googlefonts/compreffor

Cryptographic recipes and primitives for Python developers

https://github.com/pyca/cryptography

Cryptographic recipes and primitives for Python developers

https://github.com/pyca/cryptography

Test vectors for the cryptography package

https://cryptography.io/en/latest/development/test-vectors/ https://github.com/pyca/cryptography/tree/main/vectors

Cubic-to-quadratic bezier curve conversion

https://github.com/googlefonts/cu2qu

Well-behaved daemon framework for Python

https://pypi.org/project/python-daemon/

Remove TrueType instruction sets (hints) in fonts

https://github.com/source-foundry/dehinter

Library to handle automated deprecations

https://pypi.org/project/deprecation/

Run coverage and linting reports on diffs

https://github.com/Bachmann1234/diff_cover

Linux OS platform information API

https://github.com/python-distro/distro

Python library for the Docker Engine API

https://github.com/docker/docker-py

Python bindings for the docker credentials store API

https://github.com/shin-/dockerpy-creds/

Add flag to ignore unicode literal prefixes in doctests

https://pypi.python.org/pypi/doctest-ignore-unicode

High-performance Python framework for building cloud APIs

https://falconframework.org/

Python package that provides useful locks

https://github.com/harlowja/fasteners

Fixtures, reusable state for writing clean tests and more

https://github.com/testing-cabal/fixtures

Plugin for nose or pytest that automatically reruns flaky tests

https://github.com/box/flaky

FlatBuffers serialization format for Python

https://google.github.io/flatbuffers/

API for detecting the original bouncing email addresses from a bounce message

https://fluflbounce.readthedocs.io

High-level API for Python internationalization

https://flufli18n.readthedocs.io

NFS-safe file locking with timeouts for POSIX systems

https://flufllock.readthedocs.io

Compile fonts from sources to binary

https://github.com/googlefonts/fontmake

Let your Python tests travel through time

https://github.com/spulec/freezegun

List-like structure which implements collections.abc.MutableSequence

https://github.com/aio-libs/frozenlist

Mail scanning daemon for Postfix written in Python

https://fuglu.org/

Python function signatures from PEP362

http://funcsigs.readthedocs.org/

Allows you to run a test with multiple data sets

https://github.com/box/genty

Python API for evaluating language support in the Google Fonts collection

https://github.com/googlefonts/lang

Codepoint definitions for the Google Fonts subsetter

https://github.com/googlefonts/nam-files

Copy your docs directly to the gh-pages branch

https://github.com/c-w/ghp-import

Documentation generator for GObject-based libraries

https://gitlab.gnome.org/GNOME/gi-docgen

Bridge from Glyphs source files (.glyphs) to UFOs

https://github.com/googlefonts/glyphsLib

Python API for evaluating coverage of glyph sets in font projects

https://github.com/googlefonts/glyphsets

Routines for extracting information from fontTools glyphs

https://github.com/simoncozens/glyphtools

Google Authentication Library

https://github.com/googleapis/google-auth-library-python

Google Authentication Library: httplib2 transport

https://github.com/googleapis/google-auth-library-python-httplib2

Common protobufs used in Google APIs

https://github.com/googleapis/python-api-common-protos

Fast implementation of the HTML 5 parsing spec for Python

https://html5-parser.readthedocs.io/

Tool for generating OIDC identities

https://github.com/di/id

Read metadata from Python packages

https://github.com/python/importlib_metadata