Hacker News top 30 - 2026-07-21
- China’s open-weights AI strategy is winning werd.io - 831 comments 1093 points
- Airport Simulator airport.apunen.com - 153 comments 786 points
- Hacker wipes Romania’s land registry database news.risky.biz - 348 comments 637 points
- Who’s afraid of Chinese models? stratechery.com - 400 comments 593 points
- Kimi Work www.kimi.com - 226 comments 522 points
- The EU is about to sell our most sensitive data to the US for visa-free travel edri.org - 301 comments 500 points
- Jelly UI: Soft-body physics for native HTML form controls jelly-ui.com - 150 comments 463 points
- I found a WordPress RCEs with GPT5.6 and $25 slcyber.io - 214 comments 391 points
- Annoying and alarming things about OpenCode wren.wtf - 247 comments 388 points
- Flock Credibility Lost as It Repeatedly Lies to City Councils, Police, & Public www.aclu.org - 104 comments 376 points
- Kimi K3, Qwen 3.8, and Anthropic’s - Potential Unravelling www.emergingtrajectories.com - 309 comments 333 points
- Human mathematicians are being outcounterexampled xenaproject.wordpress.com - 127 comments 324 points
- Firefox 153 available with support for Vulkan video decoding, JPEG-XL www.phoronix.com - 60 comments 268 points
- Nativ: Run frontier open models locally on your Mac blaizzy.github.io - 87 comments 266 points
- Five US tech giants’ hidden debts soar to $1.65T on opaque AI funding asia.nikkei.com - 122 comments 251 points
- Perfection is not over-engineering var0.xyz - 101 comments 236 points
- Jellyfin founder Andrew leaves team forum.jellyfin.org - 178 comments 234 points
- LEDs’ potential to save our night skies spectrum.ieee.org - 173 comments 232 points
- How we measured AI writing across arXiv, and where the measurement breaks unslop.run - 153 comments 219 points
- Shinjuku Station in 3D satoshi7190.github.io - 46 comments 211 points
- Airbus Takes Flight from AWS www.theregister.com - 160 comments 204 points
- The Voice of Google www.newyorker.com - 113 comments 204 points
- Agent swarms and the new model economics cursor.com - 83 comments 184 points
- I Stopped “Creating Content” refactoringenglish.com - 125 comments 169 points
- Corners Don’t Look Like That: Regarding Screenspace Ambient Occlusion - 2012 nothings.org - 70 comments 165 points
- Incremental – A library for incremental computations github.com - 23 comments 157 points
- Czechia moves to ban mobile phones in schools from September 2027 www.expats.cz - 84 comments 156 points
- Show HN: Immersive Gaussian Splat tour of grace cathedral, San Francisco vincentwoo.com - 33 comments 155 points
- That post never existed. Stop listening to that thing rachelbythebay.com - 143 comments 148 points
- My husbands suicide shows theres something very wrong with US insurance industry www.statnews.com - 157 comments 135 points
July 21, 2026 ∙