top 20 hacker news stories for 2025-11-30

Advent of Code 2025

https://adventofcode.com/2025/about

2 months ago

1243 upvotes – 397 comments

Show HN: Boing

https://boing.greg.technology/

3 months ago

782 upvotes – 147 comments

Writing a good Claude.md

https://www.humanlayer.dev/blog/writing-a-good-claude-md

2 months ago

748 upvotes – 290 comments

Self-hosting my photos with Immich

https://michael.stapelberg.ch/posts/2025-11-29-self-hosting-photos-with-immich/

2 months ago

662 upvotes – 377 comments

I designed and printed a custom nose guard to help my dog with DLE

https://snoutcover.com/billie-story

3 months ago

608 upvotes – 67 comments

Windows drive letters are not limited to A-Z

https://www.ryanliptak.com/blog/windows-drive-letters-are-not-limited-to-a-z/

2 months ago

502 upvotes – 281 comments

Zigbook Is Plagiarizing the Zigtools Playground

https://zigtools.org/blog/zigbook-plagiarizing-playground/

3 months ago

475 upvotes – 145 comments

A Love Letter to FreeBSD

https://www.tara.sh/posts/2025/2025-11-25_freebsd_letter/

2 months ago

435 upvotes – 316 comments

Don't push AI down our throats

https://gpt3experiments.substack.com/p/dont-push-ai-down-our-throats

2 months ago

431 upvotes – 358 comments

Migrating Dillo from GitHub

https://dillo-browser.org/news/migration-from-github/

2 months ago

423 upvotes – 212 comments

Beej's Guide to Learning Computer Science

https://beej.us/guide/bglcs/

2 months ago

415 upvotes – 139 comments

Z-Image: Powerful and highly efficient image generation model with 6B parameters

https://github.com/Tongyi-MAI/Z-Image

2 months ago

398 upvotes – 157 comments

Algorithms for Optimization [pdf]

https://algorithmsbook.com/optimization/files/optimization.pdf

2 months ago

391 upvotes – 36 comments

GitHub to Codeberg: my experience

https://eldred.fr/blog/forge-migration/

2 months ago

350 upvotes – 135 comments

Norway wealth fund to vote for human rights report at Microsoft, against Nadella

https://www.cnbc.com/2025/11/30/norway-wealth-fund-to-vote-for-human-rights-report-at-microsoft-agm-against-management.html

2 months ago

343 upvotes – 168 comments

“Boobs check” – Technique to verify if sites behind CDN are hosted in Iran

https://twitter.com/hkashfi/status/1995109785679573167

2 months ago

326 upvotes – 121 comments

Modern cars are spying on you. Here's what you can do about it

https://apnews.com/article/auto-car-privacy-3674ce59c9b30f2861d29178a31e6ab7

2 months ago

326 upvotes – 358 comments

CachyOS: Fast and Customizable Linux Distribution

https://cachyos.org/

2 months ago

304 upvotes – 282 comments

Meshtastic

https://meshtastic.org/

3 months ago

301 upvotes – 75 comments

CSS now has an if() conditional function

https://caniuse.com/?search=if

3 months ago

272 upvotes – 235 comments
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