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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)
601 points by huntergemmer 20 hours ago | 171 comments
2.
Anthropic's original take home assignment open sourced (github.com/anthropics)
616 points by myahio 1 day ago | 345 comments
3.
Claude's new constitution (anthropic.com)
465 points by meetpateltech 19 hours ago | 502 comments
4.
Skip is now free and open source (skip.dev)
422 points by dayanruben 20 hours ago | 189 comments
5.
Show HN: Mastra 1.0, open-source JavaScript agent framework from the Gatsby devs (github.com/mastra-ai)
209 points by calcsam 1 day ago | 69 comments
6.
Waiting for dawn in search: Search index, Google rulings and impact on Kagi (kagi.com)
335 points by josephwegner 18 hours ago | 187 comments
7.
The challenges of soft delete (atlas9.dev)
251 points by buchanae 1 day ago | 146 comments
8.
EU–INC – A new pan-European legal entity (eu-inc.org)
730 points by tilt 1 day ago | 687 comments
9.
Can you slim macOS down? (eclecticlight.co)
229 points by ingve 1 day ago | 284 comments
10.
Nested code fences in Markdown (susam.net)
234 points by todsacerdoti 22 hours ago | 75 comments
11.
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
12.
Show HN: Rails UI (railsui.com)
175 points by justalever 17 hours ago | 90 comments
13.
cURL removes bug bounties (etn.se)
420 points by jnord 1 day ago | 251 comments
14.
IPv6 is not insecure because it lacks a NAT (johnmaguire.me)
304 points by johnmaguire 1 day ago | 514 comments
15.
The WebRacket language is a subset of Racket that compiles to WebAssembly (github.com/soegaard)
131 points by mfru 4 days ago | 29 comments
16.
RSS.Social – the latest and best from small sites across the web (rss.social)
240 points by Curiositry 1 day ago | 54 comments
17.
Are arrays functions? (futhark-lang.org)
160 points by todsacerdoti 3 days ago | 136 comments
18.
JPEG XL Test Page (tildeweb.nl)
205 points by roywashere 18 hours ago | 133 comments
19.
EmuDevz: A game about developing emulators (afska.github.io)
199 points by ingve 4 days ago | 44 comments
20.
Scientists find a way to regrow cartilage in mice and human tissue samples (sciencedaily.com)
288 points by saikatsg 17 hours ago | 82 comments
21.
Beowulf's opening "What" is no interjection (2013) (poetryfoundation.org)
85 points by gsf_emergency_6 3 days ago | 66 comments
22.
Building Robust Helm Charts (willmunn.xyz)
69 points by will_munn 3 days ago | 12 comments
23.
Libbbf: Bound Book Format, A high-performance container for comics and manga (github.com/ef1500)
103 points by zdw 1 day ago | 65 comments
24.
The GDB JIT Interface (bernsteinbear.com)
69 points by surprisetalk 5 days ago | 9 comments
25.
SIMD programming in pure Rust (kerkour.com)
91 points by randomint64 3 days ago | 37 comments
26.
Claude Chill: Fix Claude Code's flickering in terminal (github.com/davidbeesley)
167 points by behnamoh 1 day ago | 127 comments
27.
200 MB RAM FreeBSD desktop (vermaden.wordpress.com)
188 points by vermaden 4 days ago | 181 comments
28.
Batmobile: 10-20x Faster CUDA Kernels for Equivariant Graph Neural Networks (elliotarledge.com)
90 points by ipnon 4 days ago | 11 comments
29.
Ireland wants to give its cops spyware, ability to crack encrypted messages (theregister.com)
222 points by jjgreen 21 hours ago | 101 comments
30.
TerabyteDeals – Compare storage prices by $/TB (terabytedeals.com)
136 points by vektor888 14 hours ago | 77 comments

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