By Parth Jain, Rakesh Sukumar, Yingwu Zhao, Renzo Sanchez-Silva & Nathan FisherA deep dive into the engineering challenges of building a real-time service dependency map at Netflix scale: from streaming architectures and distributed aggregation pipelines to time-travel queries and the methodolog
Another six months have passed since our last development update, and the crates.io team has been busy. Here's a summary of the most notable changes and improvements made to crates.io since then.
Source Code Viewer
Crate pages now have a "Code" tab that lets you browse the contents of published cra
The Rust team is happy to announce a new version of Rust, 1.97.0. Rust is a programming language empowering everyone to build reliable and efficient software.
If you have a previous version of Rust installed via rustup, you can get 1.97.0 with:
$ rustup update stable
If you don't have it already, yo
The Rust team has published a new point release of Rust, 1.96.1. Rust is a programming language that is empowering everyone to build reliable and efficient software.
If you have a previous version of Rust installed via rustup, getting Rust 1.96.1 is as easy as:
rustup update stable
If you don't have
Exciting news: We moved the blog!Python Insider now lives at https://blog.python.org, backed by a Git repository. All 307 posts from the Blogger era have been migrated over, and old URLs redirect to the new ones automatically. Your RSSreaders should pick up the new feed without any action on your pa
Thanks to the work of the Security Developer-in-Residence
Seth Larson, the Python Security Response Team (PSRT) now has an
approved public governance document (PEP 811). Following the new governance structure the PSRT now publishes a public list of members, has documented responsibilities for mem
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
Python 3.15 is still in development. This release, 3.15.0a6, is the
sixth of eight planned alpha releases.
Alpha releases are intended to make it
Python 3.14.3 is now available!Two snakes enjoying a pie with 3.14 on the top and π crimping538×507 110 KBThis is third maintenance release of Python 3.14Python 3.14.3 is the third maintenance release of 3.14, containing around 299 bugfixes, build improvements and documentation changes since 3.14.2
Note: 3.15.0a4 was accidentally built against main from
2025-12-23 instead of 2026-01-13, so this 3.15.0a5 is an extra release
correctly built against 2026-01-14.
This is an early developer preview of Python
3.15
www.python.org/downloads/release/python-3150a5/
Major
new features of the 3.15 series,
Edit: This 3.15.0a4 was accidentally built against `main` from 2025-12-23 instead of 2026-01-13, so 3.15.0a5 is an extra release correctly built against 2026-01-14.
This is an early developer preview of Python
3.15
www.python.org/downloads/release/python-3150a4/
Major
new features of the 3.15 series
This is an early developer preview of Python
3.15
www.python.org/downloads/release/python-3150a3/
Major
new features of the 3.15 series, compared to 3.14
Python 3.15 is still in development. This release, 3.15.0a3, is the
third of seven planned alpha releases.
Alpha releases are intended to make it
Two more, just three days after the last? Yes!
We found some regressions, so here’s an expedited pair of releases.
They also come with some bonus security fixes.
Python 3.14.2
www.python.org/downloads/release/python-3142/
Python 3.14.2 is the second maintenance release of 3.14, containing
18 bugfixe