huggingface_hub is the Python client at the base of the Hugging Face ecosystem. transformers , datasets , diffusers , sentence-transformers and dozens of other libraries depend on it to talk to the Hub. Every week we don't ship a new release is a week of fixes and features stuck on main . For a long time we released every 4 to 6 weeks. We now release every week from a single GitHub Actions workflow. We built it using open-source tools and open-weights models and kept a human in the loop at the one place where judgment matters. Nothing in this post requires a vendor contract, a closed model, or infrastructure you can't run yourself. That was a design goal from the start since we wanted a workflow other maintainers could pick up and adapt. By the end of this post, you'll have everything you need to build your own. Where we started The old process was partly automated, mostly manual. Already in CI: Publishing to PyPI once a tag was pushed. …