uv rewrites ZIP extraction inspired by Bun, Jupyter installs now 25-30% faster

mohamedmansour · x · 2026-09-12

uv author charliermarsh shared a performance optimization: inspired by code in Bun, uv's ZIP extraction was moved into a single blocking task per archive with synchronous filesystem operations. Installing Jupyter from PyPI is now 25-30% faster, and over 60% faster with a local server. Mohamed Mansour reshared it, thanking the author for transparency.

Related event: uv Speeds Up Jupyter Installs 25-30% with Bun-Inspired Zip Optimization(3 posts)→

Original post →

More from coding & agent

coding & agent channel →