The best of Hacker News - June 11, 2025

1.
Magistral — the first reasoning model by Mistral AI

683 points

2.
Launch HN: Vassar Robotics (YC X25) – $219 robot arm that learns new skills

374 points

3.
OpenAI dropped the price of o3 by 80%

358 points

4.
Show HN: Chili3d – A open-source, browser-based 3D CAD application

275 points

5.
Low-background Steel: content without AI contamination

269 points

6.
Denuvo Analysis

241 points

7.
Show HN: I made a 3D printed VTOL drone

241 points

8.
Mikeal Rogers has died

231 points

9.
Malleable software: Restoring user agency in a world of locked-down apps

181 points

10.
Xeneva Operating System

145 points

11.
We’re secretly winning the war on cancer

127 points

12.
Show HN: A “Course” as an MCP Server

123 points

13.
It's the end of observability as we know it (and I feel fine)

123 points

14.
Detection of hidden cellular GPS vehicle trackers

120 points

15.
The librarian immediately attempts to sell you a vuvuzela

96 points

16.
Fine-tuning LLMs is a waste of time

56 points

17.
Modern Minimal Perfect Hashing: A Survey

39 points

18.
Demystifying Debuggers

15 points

19.
What MS-DOS Can Do That Linux Can't

14 points

20.
New revolutionary device – 24 EEG channels with Raspberry Pi

7 points

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