HN Digest

DAILY HACKER NEWS RANKING

2026-04-18

Final ranking · Hacker News daily top 30 ↗

  1. 01

    Migrating from DigitalOcean to Hetzner (isayeter.com)

    893 points · HN #47815774

  2. 02

    Why Japan has such good railways (worksinprogress.co)

    568 points · HN #47815395

  3. 03

    Anonymous request-token comparisons from Opus 4.6 and Opus 4.7 (billchambers.me)

    615 points · HN #47816960

  4. 04

    The electromechanical angle computer inside the B-52 bomber's star tracker (righto.com)

    431 points · HN #47817132

  5. 05

    State of Kdenlive (kdenlive.org)

    469 points · HN #47815118

  6. 06

    All 12 moonwalkers had "lunar hay fever" from dust smelling like gunpowder (2018) (esa.int)

    458 points · HN #47808913

  7. 07

    NIST scientists create 'any wavelength' lasers (nist.gov)

    421 points · HN #47819453

  8. 08

    Sumida Aquarium Posts 2026 Penguin Relationship Chart, with Drama and Breakups (sumida-aquarium.com)

    240 points · HN #47784395

  9. 09

    Michael Rabin has died (wikipedia.org)

    414 points · HN #47782925

  10. 10

    Are the costs of AI agents also rising exponentially? (2025) (tobyord.com)

    306 points · HN #47778922

  11. 11

    Amiga Graphics Archive (lychesis.net)

    265 points · HN #47813566

  12. 12

    Hyperscalers have already outspent most famous US megaprojects (twitter.com/finmoorhouse)

    282 points · HN #47807619

  13. 13

    "cat readme.txt" is not safe if you use iTerm2 (calif.io)

    318 points · HN #47809190

  14. 14

    Thoughts and feelings around Claude Design (samhenri.gold)

    387 points · HN #47818700

  15. 15

    Category Theory Illustrated – Orders (abuseofnotation.github.io)

    252 points · HN #47813668

  16. 16

    Brunost: The Nynorsk Programming Language (lindbakk.com)

    140 points · HN #47756320

  17. 17

    Show HN: I made a calculator that works over disjoint sets of intervals (victorpoughon.github.io)

    314 points · HN #47812341

  18. 18

    Towards trust in Emacs (eshelyaron.com)

    189 points · HN #47778938

  19. 19

    Slop Cop (awnist.com)

    252 points · HN #47806845

  20. 20

    Show HN: MDV – a Markdown superset for docs, dashboards, and slides with data (github.com/drasimwagan)

    152 points · HN #47816629

  21. 21

    Scientists discover “cleaner ants” that groom giant ants in Arizona desert (sciencedaily.com)

    120 points · HN #47784250

  22. 22

    Optimizing Ruby Path Methods (byroot.github.io)

    134 points · HN #47819369

  23. 23

    It's OK to compare floating-points for equality (lisyarus.github.io)

    214 points · HN #47767398

  24. 24

    80386 Memory Pipeline (nand2mario.github.io)

    118 points · HN #47767397

  25. 25

    Understanding the FFT Algorithm (2013) (jakevdp.github.io)

    111 points · HN #47773969

  26. 26

    Landmark ancient-genome study shows surprise acceleration of human evolution (nature.com)

    119 points · HN #47811283

  27. 27

    Fuzix OS (fuzix.org)

    115 points · HN #47816625

  28. 28

    The simple geometry behind any road (sandboxspirit.com)

    145 points · HN #47788207

  29. 29

    The Unix executable as a Smalltalk method (2025) [video] (youtube.com)

    70 points · HN #47794311

  30. 30

    4-bit floating point FP4 (johndcook.com)

    98 points · HN #47817639