12.27.25 | uv's speed, Git's issues in package managers, toys with optimal play and clean-up

This is a recap of the top 10 posts on Hacker News on Dec 27, 2025.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

(00:00) - Intro
(00:20) - How uv got so fast
(01:36) - Package managers keep using Git as a database, it never works out
(02:43) - Toys with the highest play-time and lowest clean-up-time
(03:43) - Show HN: Witr – Explain why a process is running on your Linux system
(04:48) - The best things and stuff of 2025
(05:53) - LearnixOS
(06:52) - Ask HN: What did you read in 2025?
(07:46) - Always bet on text (2014)
(08:47) - Exe.dev
(09:39) - Outro

How uv got so fast
https://nesbitt.io/2025/12/26/how-uv-got-so-fast.html
https://news.ycombinator.com/item?id=46393992

Package managers keep using Git as a database, it never works out
https://nesbitt.io/2025/12/24/package-managers-keep-using-git-as-a-database.html
https://news.ycombinator.com/item?id=46391514

Toys with the highest play-time and lowest clean-up-time
https://joannabregan.substack.com/p/toys-with-the-highest-play-time-and
https://news.ycombinator.com/item?id=46395885

Show HN: Witr – Explain why a process is running on your Linux system
https://github.com/pranshuparmar/witr
https://news.ycombinator.com/item?id=46392910

The best things and stuff of 2025
https://blog.fogus.me/2025/12/23/the-best-things-and-stuff-of-2025.html
https://news.ycombinator.com/item?id=46365726

LearnixOS
https://www.learnix-os.com
https://news.ycombinator.com/item?id=46391599

Ask HN: What did you read in 2025?
https://news.ycombinator.com/item?id=46391572

Always bet on text (2014)
https://graydon2.dreamwidth.org/193447.html
https://news.ycombinator.com/item?id=46397379

Exe.dev
https://exe.dev/
https://news.ycombinator.com/item?id=46397609