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  1. The New Skill in AI Is Not Prompting, It's Context Engineering (www.philschmid.de)
    188 points • by robotswantdata • today at 8:53 PM • 104 comments
  2. I write type-safe generic data structures in C (danielchasehooper.com)
    182 points • by todsacerdoti • today at 4:55 PM • 68 comments
  3. The hidden JTAG in a Qualcomm/Snapdragon device’s USB port (www.linaro.org)
    83 points • by denysvitali • today at 6:34 PM • 16 comments
  4. There are no new ideas in AI only new datasets (blog.jxmo.io)
    239 points • by bilsbie • today at 2:43 PM • 134 comments
  5. The Original LZEXE (A.K.A. Kosinski) Compressor Source Code Has Been Released (clownacy.wordpress.com)
    26 points • by elvis70 • today at 7:19 PM • 3 comments
  6. End of an Era (www.erasmatazz.com)
    36 points • by marcusestes • today at 7:17 PM • 7 comments
  7. Show HN: TokenDagger – A tokenizer faster than OpenAI's Tiktoken (github.com)
    231 points • by matthewolfe • today at 12:33 PM • 65 comments
  8. Creating fair dice from random objects (arstechnica.com)
    12 points • by epipolar • last Saturday at 6:11 AM • 2 comments
  9. Show HN: New Ensō – first public beta (untested.sonnet.io)
    204 points • by rpastuszak • today at 11:02 AM • 78 comments
  10. They don't make 'em like that any more: Sony DTC-700 audio DAT player/recorder (kevinboone.me)
    64 points • by naves • today at 6:03 PM • 41 comments
  11. Xfinity using WiFi signals in your house to detect motion (www.xfinity.com)
    151 points • by bearsyankees • today at 7:03 PM • 115 comments
  12. The provenance memory model for C (gustedt.wordpress.com)
    190 points • by HexDecOctBin • today at 9:25 AM • 102 comments
  13. Show HN: We're two coffee nerds who built an AI app to track beans and recipes (beanbook.app)
    29 points • by rokeyzhang • today at 6:38 PM • 13 comments
  14. Jacobi Ellipsoid (en.wikipedia.org)
    16 points • by perihelions • last Saturday at 4:27 PM • 2 comments
  15. Ask HN: What Are You Working On? (June 2025) (self)
    347 points • by david927 • yesterday at 8:21 PM • 1080 comments
  16. 14.ai (YC W24) hiring founding engineers in SF to build a Zendesk alternative (14.ai)
    1 points • by michaelfester • today at 5:00 PM • 0 comments
  17. Entropy of a Mixture (cgad.ski)
    11 points • by cgadski • today at 9:11 PM • 1 comment
  18. Ask HN: What's the 2025 stack for a self-hosted photo library with local AI? (self)
    117 points • by jamesxv7 • today at 6:10 PM • 59 comments
  19. Donkey Kong Country 2 and Open Bus (jsgroth.dev)
    174 points • by colejohnson66 • today at 3:01 PM • 42 comments
  20. Making a $20 smart boombox [video] (www.youtube.com)
    3 points • by surprisetalk • last Saturday at 6:15 PM • 0 comments
  21. The Plot of the Phantom, a text adventure that took 40 years to finish (scottandrew.com)
    169 points • by SeenNotHeard • last Friday at 5:50 PM • 33 comments
  22. CertMate – SSL Certificate Management System (github.com)
    14 points • by indigodaddy • today at 8:24 PM • 4 comments
  23. Researching LED Displays for the Time Circuits (www.partsnotincluded.com)
    17 points • by edent • last Friday at 8:02 PM • 7 comments
  24. Datadog's $65M/year customer mystery solved (blog.pragmaticengineer.com)
    87 points • by thunderbong • today at 6:31 PM • 24 comments
  25. Cloud-forming isoprene and terpenes from crops may drastically improve climate (www.smithsonianmag.com)
    41 points • by gsf_emergency_2 • today at 1:51 PM • 30 comments
  26. Ask HN: 80s electronics book club; anyone remember this illustrator? (self)
    19 points • by codpiece • last Saturday at 2:46 AM • 16 comments
  27. Printegrated Circuits: Merging 3D Printing and Electronics (spectrum.ieee.org)
    60 points • by rbanffy • today at 11:30 AM • 21 comments
  28. I got an ambulance ride, CT scan and ER care in Brazil. My bill: $0 (www.washingtonpost.com)
    8 points • by rbanffy • today at 10:23 PM • 2 comments
  29. Reverse Engineering Vercel's BotID (www.nullpt.rs)
    82 points • by hazebooth • today at 12:19 PM • 13 comments
  30. New proof dramatically compresses space needed for computation (www.scientificamerican.com)
    173 points • by baruchel • last Friday at 1:59 PM • 91 comments
  31. Asynchronous Error Handling Is Hard (parallelprogrammer.substack.com)
    29 points • by hedgehog • yesterday at 8:35 PM • 21 comments
  32. Auth for B2B SaaS: it's not like auth for consumer software (tesseral.com)
    69 points • by noleary • today at 3:06 PM • 39 comments
  33. Brazil's Supreme Court clears way to hold social media liable for user content (apnews.com)
    17 points • by rbanffy • today at 8:55 PM • 0 comments
  34. Show HN: Open-Source International Space Station Tracker ESP32/Arduino for $20 (github.com)
    58 points • by keyth72 • last Friday at 6:34 PM • 17 comments
  35. Scribble-based forecasting and AI 2027 (dynomight.net)
    49 points • by venkii • today at 4:15 PM • 7 comments
  36. Data Centers, Temperature, and Power (www.backblaze.com)
    44 points • by quectophoton • last Friday at 5:42 PM • 11 comments
  37. A CarFax for Used PCs; Hewlett Packard wants to give old laptops new life (spectrum.ieee.org)
    57 points • by rubenbe • today at 4:38 PM • 60 comments
  38. High-Severity Vulnerability in Notepad++ (www.csa.gov.sg)
    4 points • by onlinenotepad • today at 5:49 PM • 4 comments
  39. Everyone Mark Zuckerberg Has Hired So Far for Meta's 'Superintelligence' Team (www.wired.com)
    30 points • by mji • today at 7:13 PM • 24 comments
  40. Gridfinity: The modular, open-source grid storage system (gridfinity.xyz)
    383 points • by nateb2022 • today at 3:37 AM • 164 comments
  41. OpenTelemetry Is Great, but Who the Hell Is Going to Pay for It? (www.adatosystems.com)
    36 points • by thunderbong • today at 6:28 PM • 22 comments
  42. A glob of 99M-year-old amber trapped a zombie fungus erupting from a fly (www.cnn.com)
    122 points • by jackgavigan • last Thursday at 9:25 PM • 62 comments
  43. Price of rice in Japan falls below ¥4k per 5 kilograms (www.japantimes.co.jp)
    8 points • by PaulHoule • today at 7:54 PM • 2 comments
  44. OpenAI Researcher Jason Wei: It's obvious that it will not be a "fast takeoff" (twitter.com)
    12 points • by s-macke • today at 7:26 PM • 5 comments
  45. Shadow of a Doubt (harpers.org)
    12 points • by samclemens • last Friday at 10:00 PM • 6 comments
  46. Cell Towers Can Double as Cheap Radar Systems for Ports and Harbors (2014) (spectrum.ieee.org)
    130 points • by transpute • yesterday at 9:48 PM • 68 comments
  47. Cross-Compiling Common Lisp for Windows (www.fosskers.ca)
    64 points • by todsacerdoti • last Friday at 11:55 PM • 4 comments
  48. What Does a Post-Google Internet Look Like? (matduggan.com)
    31 points • by fside • today at 12:27 PM • 6 comments
  49. Jane Austen's Boldest Novel Is Also Her Least Understood (www.nytimes.com)
    88 points • by lermontov • last Friday at 11:54 PM • 15 comments
  50. Show HN: Private real-time dictation app for Mac (github.com)
    5 points • by aviaryan • today at 2:50 PM • 0 comments