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Stories from January 21, 2026 (UTC)
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1.Show HN: ChartGPU – WebGPU-powered charting library (1M points at 60fps) (github.com/chartgpu)
648 points by huntergemmer 1 day ago | 203 comments
2.Claude's new constitution (anthropic.com)
551 points by meetpateltech 1 day ago | 641 comments
3.Waiting for dawn in search: Search index, Google rulings and impact on Kagi (kagi.com)
428 points by josephwegner 1 day ago | 235 comments
4.Skip is now free and open source (skip.dev)
492 points by dayanruben 1 day ago | 221 comments
5.Anthropic's original take home assignment open sourced (github.com/anthropics)
619 points by myahio 1 day ago | 351 comments
6.Can you slim macOS down? (eclecticlight.co)
243 points by ingve 1 day ago | 316 comments
7.Show HN: Mastra 1.0, open-source JavaScript agent framework from the Gatsby devs (github.com/mastra-ai)
211 points by calcsam 2 days ago | 69 comments
8.Your brain on ChatGPT: Accumulation of cognitive debt when using an AI assistant (media.mit.edu)
537 points by misswaterfairy 20 hours ago | 389 comments
9.The challenges of soft delete (atlas9.dev)
253 points by buchanae 1 day ago | 150 comments
10.Show HN: Rails UI (railsui.com)
194 points by justalever 1 day ago | 106 comments
11.EU–INC – A new pan-European legal entity (eu-inc.org)
741 points by tilt 1 day ago | 703 comments
12.Nested code fences in Markdown (susam.net)
247 points by todsacerdoti 1 day ago | 78 comments
13.eBay explicitly bans AI "buy for me" agents in user agreement update (valueaddedresource.net)
281 points by bdcravens 21 hours ago | 298 comments
14.The WebRacket language is a subset of Racket that compiles to WebAssembly (github.com/soegaard)
148 points by mfru 4 days ago | 38 comments
15.Which AI Lies Best? A game theory classic designed by John Nash (so-long-sucker.vercel.app)
189 points by lout332 1 day ago | 79 comments
16.JPEG XL Test Page (tildeweb.nl)
230 points by roywashere 1 day ago | 149 comments
17.cURL removes bug bounties (etn.se)
422 points by jnord 1 day ago | 256 comments
18.IPv6 is not insecure because it lacks a NAT (johnmaguire.me)
305 points by johnmaguire 1 day ago | 528 comments
19.RSS.Social – the latest and best from small sites across the web (rss.social)
249 points by Curiositry 1 day ago | 54 comments
20.Are arrays functions? (futhark-lang.org)
161 points by todsacerdoti 3 days ago | 136 comments
21.EmuDevz: A game about developing emulators (afska.github.io)
206 points by ingve 4 days ago | 44 comments
22.Beowulf's opening "What" is no interjection (2013) (poetryfoundation.org)
100 points by gsf_emergency_6 3 days ago | 90 comments
23.Scientists find a way to regrow cartilage in mice and human tissue samples (sciencedaily.com)
295 points by saikatsg 1 day ago | 88 comments
24.Building Robust Helm Charts (willmunn.xyz)
70 points by will_munn 3 days ago | 12 comments
25.Libbbf: Bound Book Format, A high-performance container for comics and manga (github.com/ef1500)
103 points by zdw 1 day ago | 65 comments
26.SIMD programming in pure Rust (kerkour.com)
102 points by randomint64 3 days ago | 48 comments
27.Claude Chill: Fix Claude Code's flickering in terminal (github.com/davidbeesley)
177 points by behnamoh 1 day ago | 137 comments
28.The GDB JIT Interface (bernsteinbear.com)
70 points by surprisetalk 6 days ago | 9 comments
29.200 MB RAM FreeBSD desktop (vermaden.wordpress.com)
189 points by vermaden 4 days ago | 193 comments
30.Batmobile: 10-20x Faster CUDA Kernels for Equivariant Graph Neural Networks (elliotarledge.com)
91 points by ipnon 4 days ago | 11 comments

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