The best of Hacker News - May 19, 2025

1.
Spaced repetition systems have gotten better

794 points

2.
France Endorses UN Open Source Principles

354 points

3.
Show HN: I modeled the Voynich Manuscript with SBERT to test for structure

312 points

4.
Ditching Obsidian and building my own

294 points

5.
$30 Homebrew Automated Blinds Opener

228 points

6.
Spaced Repetition Memory System

199 points

7.
Show HN: Vaev – A browser engine built from scratch (It renders google.com)

163 points

8.
New research reveals the strongest solar event ever detected, in 12350 BC

124 points

9.
“There are people who can see and others who cannot even look”

90 points

10.
K-Scale Labs: Open-source humanoid robots, built for developers

80 points

11.
Hyper Typing

68 points

12.
Show HN: Python Simulator of David Deutsch’s “Constructor Theory of Time”

64 points

13.
Show HN: A platform to find tech conferences, discounts, and ticket giveaways

61 points

14.
The principles of database design, or, the Truth is out there

36 points

15.
Font Activations: A Note on the Type

24 points

16.
Show HN: Job board aggregator for best paying remote SWE jobs in the U.S.

22 points

17.
Layers All the Way Down: The Untold Story of Shader Compilation

19 points

18.
The Connoisseur of Desire

14 points

19.
The Tongue Is a Fire

14 points

20.
The lack of a good command line way to sort IPv6 addresses

6 points

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