Python 3.15.0 alpha 7
Hugo van Kemenade ·
The penultimate 3.15 alpha is out!
Python Insider
CPython: 36 Years of Source Code
Stan Ulbrych ·
An analysis of the growth of CPython's codebase from its first commits to the present day
Python 3.12.13, 3.11.15 and 3.10.20 are now available!
Thomas Wouters ·
Python Releases For Your Security! New security releases for 3.10, 3.11 and 3.12 are now available.
The Python Insider Blog Has Moved!
Jacob Coffee ·
Python Insider now lives at blog.python.org, backed by a Git repository. All 307 posts from the Blogger era have been migrated, and old URLs redirect automatically.
Join the Python Security Response Team!
Seth Larson ·
The Python Security Response Team now has an approved public governance document (PEP 811) and is welcoming new members.
Python 3.15.0 alpha 6
Hugo van Kemenade ·
This is an early developer preview of Python 3.15 www.python.org/downloads/release/python-3150a6/ Major new features of the 3.15 series, compared to 3.14 Pyt...
Python 3.14.3 and 3.13.12 are now available!
Thomas Wouters ·
Python 3.14.3 is now available! This is third maintenance release of Python 3.14 Python 3.14.3 is the third maintenance release of 3.14, containing around ...
Python 3.15.0 alpha 5 (yes, another alpha!)
Hugo van Kemenade ·
Note: 3.15.0a4 was accidentally built against from 2025-12-23 instead of 2026-01-13, so this 3.15.0a5 is an extra release correctly built against 2026-01-14...