2026-01-21 front | Hacker News

Stories from January 21, 2026 (UTC)

Go back a day, month, or year. Go forward a day.

1.		Anthropic's original take home assignment open sourced (github.com/anthropics)
		597 points by myahio 21 hours ago \| 324 comments
2.		EU–INC – A new pan-European legal entity (eu-inc.org)
		695 points by tilt 13 hours ago \| 648 comments
3.		Show HN: Mastra 1.0, open-source JavaScript agent framework from the Gatsby devs (github.com/mastra-ai)
		206 points by calcsam 1 day ago \| 69 comments
4.		The challenges of soft delete (atlas9.dev)
		245 points by buchanae 1 day ago \| 144 comments
5.		cURL removes bug bounties (etn.se)
		408 points by jnord 17 hours ago \| 236 comments
6.		RSS.Social – the latest and best from small sites across the web (rss.social)
		227 points by Curiositry 21 hours ago \| 53 comments
7.		Which AI Lies Best? A game theory classic designed by John Nash (so-long-sucker.vercel.app)
		187 points by lout332 1 day ago \| 76 comments
8.		Are arrays functions? (futhark-lang.org)
		159 points by todsacerdoti 2 days ago \| 131 comments
9.		Show HN: ChartGPU – WebGPU-powered charting library (1M points at 60fps) (github.com/chartgpu)
		468 points by huntergemmer 9 hours ago \| 142 comments
10.		EmuDevz: A game about developing emulators (afska.github.io)
		182 points by ingve 4 days ago \| 40 comments
11.		IPv6 is not insecure because it lacks a NAT (johnmaguire.me)
		295 points by johnmaguire 1 day ago \| 473 comments
12.		Building Robust Helm Charts (willmunn.xyz)
		69 points by will_munn 2 days ago \| 11 comments
13.		Libbbf: Bound Book Format, A high-performance container for comics and manga (github.com/ef1500)
		100 points by zdw 19 hours ago \| 65 comments
14.		Nested code fences in Markdown (susam.net)
		179 points by todsacerdoti 10 hours ago \| 60 comments
15.		The GDB JIT Interface (bernsteinbear.com)
		67 points by surprisetalk 5 days ago \| 9 comments
16.		200 MB RAM FreeBSD desktop (vermaden.wordpress.com)
		175 points by vermaden 3 days ago \| 173 comments
17.		Batmobile: 10-20x Faster CUDA Kernels for Equivariant Graph Neural Networks (elliotarledge.com)
		84 points by ipnon 3 days ago \| 11 comments
18.		Scientists find a way to regrow cartilage in mice and human tissue samples (sciencedaily.com)
		237 points by saikatsg 5 hours ago \| 65 comments
19.		The percentage of Show HN posts is increasing, but their scores are decreasing (snubi.net)
		191 points by plastic041 16 hours ago \| 144 comments
20.		Ireland wants to give its cops spyware, ability to crack encrypted messages (theregister.com)
		202 points by jjgreen 10 hours ago \| 92 comments
21.		Skip is now free and open source (skip.dev)
		248 points by dayanruben 8 hours ago \| 92 comments
22.		Claude's new constitution (anthropic.com)
		259 points by meetpateltech 7 hours ago \| 230 comments
23.		SETI@home is in hiberation (setiathome.berkeley.edu)
		249 points by keepamovin 14 hours ago \| 130 comments
24.		Can you slim macOS down? (eclecticlight.co)
		156 points by ingve 16 hours ago \| 199 comments
25.		Waiting for dawn in search: Search index, Google rulings and impact on Kagi (kagi.com)
		198 points by josephwegner 6 hours ago \| 130 comments
26.		Stories removed from the Hacker News Front Page, updated in real time (2024) (github.com/vitoplantamura)
		232 points by akyuu 11 hours ago \| 161 comments
27.		JPEG XL Test Page (tildeweb.nl)
		154 points by roywashere 7 hours ago \| 108 comments
28.		RTS for Agents (getagentcraft.com)
		96 points by summoned 5 days ago \| 43 comments
29.		SmartOS (smartos.org)
		162 points by ofrzeta 8 hours ago \| 68 comments
30.		Who owns Rudolph's nose? (creativelawcenter.com)
		43 points by ohjeez 23 hours ago \| 22 comments
		More