1. Show HN: Okapi – a metrics engine based on open data formats view 4 comments
  2. OpenMower – An open source lawn mower view 188 comments
  3. Ordered Insertion Optimization in OrioleDB view 1 comments
  4. Claim: GPT-5-pro can prove new interesting mathematics view 6 comments
  5. We’re Not So Special: A new book challenges human exceptionalism view 267 comments
  6. How to Build a Medieval Castle view 76 comments
  7. Graphene capacitors achieve rapid, high-depth modulation of terahertz waves view 1 comments
  8. Is the A.I. Sell-Off the Start of Something Bigger? view 17 comments
  9. Launch HN: Parachute (YC S25) – Guardrails for Clinical AI view 35 comments
  10. As Alaska's salmon plummet, scientists home in on the killer view 100 comments
  11. Critical Cache Poisoning Vulnerability in Dnsmasq view 110 comments
  12. Launch HN: Reality Defender (YC W22) – API for Deepfake and GenAI Detection view 63 comments
  13. SystemD Service Hardening view 115 comments
  14. NSA's Acting Director Tried to Save Top Scientist from Purge view 33 comments
  15. Notion releases offline mode view 177 comments
  16. Netflix Revamps Tudum's CQRS Architecture with Raw Hollow In-Memory Object Store view 87 comments
  17. McDonald's is cutting prices to convince customers it's affordable again view 5 comments
  18. Show HN: Whispering – Open-source, local-first dictation you can trust view 149 comments
  19. How Figma’s multiplayer technology works (2019) view 53 comments
  20. Attention Is the New Big-O: A Systems Design Approach to Prompt Engineering view 45 comments
  21. MCP doesn't need tools, it needs code view 139 comments
  22. The rising returns to R&D: Ideas are not getting harder to find view 95 comments
  23. Typechecker Zoo view 31 comments
  24. Physically Based Rendering in Filament view 17 comments
  25. In 2006, Hitachi developed a 0.15mm-sized RFID chip view 65 comments
  26. Trump Says Smithsonian Focuses Too Much on 'How Bad Slavery Was' view 3 comments
  27. Show HN: I built an app to block Shorts and Reels view 303 comments
  28. Perfect Freehand – Draw perfect pressure-sensitive freehand lines view 11 comments
  29. Guile bindings for Sway window manager view 9 comments
  30. Senate Probe Uncovers Allegations of Widespread Abuse in ICE Custody view discussion
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