The best of Hacker News - July 29, 2025

1.
Copyparty – Turn almost any device into a file server

643 points

2.
Show HN: Use Their Dd – Use your local UK MP's ID for the online safety act

578 points

3.
Claude Code weekly rate limits

441 points

4.
Tao on “blue team” vs. “red team” LLMs

428 points

5.
I designed my own fast game streaming video codec – PyroWave

261 points

6.
Sign in with Google in Chrome

252 points

7.
GLM-4.5: Reasoning, Coding, and Agentic Abililties

186 points

8.
Terminal app can now run full graphical Linux apps in the latest Android Canary

186 points

9.
Fintech dystopia

159 points

10.
Different Clocks

146 points

11.
Simplify, then add delightness: On designing for children

142 points

12.
SQLx – Rust SQL Toolkit

113 points

13.
Robot hand could harvest blackberries better than humans

86 points

14.
NSF plans end to lone U.S. Antarctic research icebreaker

58 points

15.
The Vatican observatory looks to the heavens

41 points

16.
An engineer's perspective: Why everything feels broken and what can we do

40 points

17.
Rotring 600 Ballpoint Pen

33 points

18.
Florida’s attorney general targets a restaurant over an LGBTQ Pride event

18 points

19.
Show HN: Color Me Same – A new kind of logic game

14 points

20.
Built a rickroll machine that rickrolls you with microservices

5 points

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