Sites like kattni.com

Brett Cannon's personal blog "Tall, Snarky Canadian" on Python packaging, supply chains and open-source governance

Django Girls is a non-profit organization running free Python and Django programming workshops for women, with open online tutorials

OddBird's website covers its open-source CSS tools, such as the Susy grid library, with sponsorship and development news from the studio

A documentation site for pre-commit, a framework for managing and running git pre-commit hook scripts before code review

A documentation site for pytest, the Python testing framework, with a list of talks, books and tutorials about it

django CMS is an open source content management framework built on Django, for enterprise websites and agencies

A personal blog by Cheuk Ting Ho on Python, Rust and PyO3 programming, with workshops and conference notes

Pocoo, a former team of open source developers behind Python projects Flask, Sphinx, Jinja, Werkzeug and Pygments

Personal website of Sebastián Ramírez, a Colombian software developer, sharing ideas, guides and his open source projects like FastAPI

Personal blog by Mike Driscoll sharing Python tutorials, code samples and files from his Python Extension Building Network projects

Irish diversity-in-tech community site running events, workshops and news on Python, electronics and coding, by Andrea Magnorsky and the Twomeys

Simon Willison's Weblog, a personal blog by developer Simon Willison on software, AI tools and web programming, plus a Gemini text-to-speech playground

Hynek Schlawack's personal website, a blog and talk archive on Python, Go, TLS and small programming discoveries

A Python GraphQL library and documentation site, Strawberry, maintained by a small team of open-source developers

ecosyste.ms is a set of open source tools and APIs tracking package ecosystem data, documented with OpenAPI specifications

Pants is an open-source build system project, with pages on how to sponsor its financial support and maintainers

Gregory Szorc's personal blog and notes on Python tooling, open source projects, and his technical career history

NumFOCUS, a nonprofit charity supporting open source scientific software projects such as SciPy, pandas and Jupyter

A project website for PyPy, an alternative implementation of the Python programming language with a just-in-time compiler

The aiohttp.org site is the documentation and project page for aiohttp, an asynchronous Python HTTP client and server library built on asyncio

A collection of free image processing algorithms and documentation for the scikit-image toolbox in Python

Personal website of Thea "Stargirl" Flowers, a creative technologist and open source advocate sharing her portfolio, talks and tools

Kivy, an open-source Python framework for building cross-platform GUI apps, with a project blog, about page and documentation

Invent with Python is a programming learning site with free books, tutorials and a blog by Al Sweigart

SciPy, an open source Python library of algorithms for scientific computing, covering optimization, integration, interpolation, statistics and differential equations

Zulip, an open-source team chat application with threaded async messaging, API documentation and help center, by Zulip developers

OMG! Ubuntu is a news blog covering Ubuntu and Linux apps, desktop software and open-source tips, written independently

It's FOSS is an English-language blog on Linux tips, tutorials, applications and news, written by Abhishek Prakash

A Python plotting library documentation site for Matplotlib, covering static, animated and interactive data visualizations

BeagleBoard.org is an open hardware single-board computer project offering documentation, forums, books and support for makers, educators and developers

NumPy project website: the official home of the open source Python library for numerical computing and N-dimensional arrays

Leanpub, a self-publishing platform where authors sell early-access and in-progress books, including technical titles on software and AI