Hacker News on Friday, 20 March 2026

OpenCode – Open source AI coding agent(opencode.ai)

1185 points by rbanffy 7 months ago | 580 comments

Homepage of OpenCode, an open source AI coding agent that ships with free models or connects to providers like Claude, GPT, and Gemini, with install commands.

ArXiv declares independence from Cornell(science.org)

774 points by bookstore-romeo 7 months ago | 268 comments

Science magazine news article reporting that the arXiv preprint server is becoming independent from Cornell University; the capture shows a Cloudflare verification page.

I'm OK being left behind, thanks(shkspr.mobi)

730 points by coinfused 7 months ago | 610 comments

Terence Eden's blog post arguing he is fine waiting to adopt hyped technologies like crypto and AI until they are mature, rejecting fear of being left behind.

Chuck Norris has died(variety.com)

642 points by mp3il 7 months ago | 385 comments

Variety news obituary reporting the death of actor and martial artist Chuck Norris, star of Walker, Texas Ranger.

France's aircraft carrier located in real time by Le Monde through fitness app(lemonde.fr)

609 points by MrDresden 7 months ago | 492 comments

Le Monde article reporting it tracked the French aircraft carrier Charles de Gaulle in real time via a sailor's public Strava fitness app activity.

Our commitment to Windows quality(blogs.windows.com)

567 points by hadrien01 7 months ago | 1034 comments

A Windows Insider blog post by Pavan Davuluri at Microsoft about the company's commitment to improving Windows quality.

A Japanese glossary of chopsticks faux pas (2022)(nippon.com)

466 points by cainxinth 7 months ago | 361 comments

A nippon.com Japan Data article illustrating and explaining Japanese terms for chopstick etiquette mistakes, such as stabbing food or passing food chopstick to chopstick.

Push events into a running session with channels(code.claude.com)

383 points by jasonjmcghee 7 months ago | 229 comments

Claude Code documentation page explaining channels, a research-preview feature that lets MCP servers push messages, alerts, and webhooks into a running session.

Super Micro Shares Plunge 25% After Co-Founder Charged in $2.5B Smuggling Plot(forbes.com)

325 points by pera 7 months ago | 133 comments

Forbes news article reporting Super Micro Computer's stock plunged 25% after its co-founder was charged in a $2.5 billion AI chip smuggling scheme.

Ghostling(github.com)

307 points by bjornroberg 7 months ago | 61 comments

Tin Can, a 'landline' for kids(businessinsider.com)

296 points by tejohnso 7 months ago | 238 comments

HP trialed mandatory 15-minute support call wait times (2025)(arstechnica.com)

291 points by felineflock 7 months ago | 193 comments

Full Disclosure: A Third (and Fourth) Azure Sign-In Log Bypass Found(trustedsec.com)

277 points by nyxgeek 7 months ago | 88 comments

We rewrote our Rust WASM parser in TypeScript and it got faster(openui.com)

271 points by zahlekhan 7 months ago | 176 comments

Drugwars for the TI-82/83/83 Calculators (2011)(gist.github.com)

259 points by robotnikman 7 months ago | 73 comments

Wayland set the Linux Desktop back by 10 years?(omar.yt)

245 points by omarroth 7 months ago | 263 comments

Attention Residuals(github.com)

225 points by GaggiX 7 months ago | 29 comments

Oregon school cell phone ban: 'Engaged students, joyful teachers'(portlandtribune.com)

224 points by nxobject 7 months ago | 160 comments

Entso-E final report on Iberian 2025 blackout(entsoe.eu)

209 points by Rygian 7 months ago | 99 comments

Molly guard in reverse(unsung.aresluna.org)

204 points by surprisetalk 7 months ago | 83 comments

Cursor Composer 2 is just Kimi K2.5 with RL(twitter.com)

199 points by mirzap 7 months ago | 94 comments

Java is fast, code might not be(jvogel.me)

175 points by siegers 7 months ago | 176 comments

Can you get root with only a cigarette lighter? (2024)(da.vidbuchanan.co.uk)

171 points by HeliumHydride 7 months ago | 31 comments

BIO: The Bao I/O Coprocessor(bunniestudios.com)

165 points by zdw 7 months ago | 39 comments

Linux Applications Programming by Example: The Fundamental APIs (2nd Edition)(github.com)

152 points by teleforce 7 months ago | 19 comments

Boomloom: Think with your hands(theboomloom.com)

152 points by rasengan0 7 months ago | 16 comments

MacBook M5 Pro and Qwen3.5 = Local AI Security System(sharpai.org)

141 points by aegis_camera 7 months ago | 133 comments

The Soul of a Pedicab Driver(sheldonbrown.com)

133 points by haritha-j 7 months ago | 38 comments

The Social Smolnet(ploum.net)

125 points by aebtebeten 7 months ago | 13 comments

Show HN: We built a terminal-only Bluesky / AT Proto client written in Fortran(github.com)

125 points by FormerLabFred 7 months ago | 73 comments

You can run a DNS server (2025)(simonsafar.com)

121 points by surprisetalk 7 months ago | 80 comments

BYD's bet on EVs is paying off as drivers ditch gas amid rising oil prices(electrek.co)

119 points by ironyman 7 months ago | 139 comments

Having Kids (2019)(paulgraham.com)

118 points by Anon84 7 months ago | 230 comments

Show HN: Sonar – A tiny CLI to see and kill whatever's running on localhost(github.com)

118 points by raskrebs 7 months ago | 63 comments

The way CTRL-C in Postgres CLI cancels queries is incredibly hack-y(neon.com)

114 points by andrenotgiant 7 months ago | 36 comments

90% of crypto's Illinois primary spending failed to achieve its objective(mollywhite.net)

113 points by speckx 7 months ago | 78 comments

Germany Mandates ODF for Public Administration(linuxiac.com)

103 points by mvdwoord 7 months ago | 15 comments

Overcoming the friendship recession(joeprevite.com)

101 points by surprisetalk 7 months ago | 93 comments

Fermented foods shaped human biology(press.asimov.com)

98 points by mailyk 7 months ago | 47 comments

How the world’s first electric grid was built(worksinprogress.co)

97 points by zdw 7 months ago | 30 comments

Pompeii's battle scars linked to an ancient 'machine gun'(phys.org)

95 points by pseudolus 7 months ago | 29 comments

General Motors is assisting with the restoration of a rare EV1(evinfo.net)

92 points by betacollector64 7 months ago | 108 comments

Schizophrenia study finds new biomarker, drug candidate in mice(news.northwestern.edu)

92 points by gmays 7 months ago | 38 comments

The bespoke software revolution? I'm not buying it(world.hey.com)

87 points by FireBy2024 7 months ago | 56 comments

FSFE supporters affected: Payment provider Nexi cancelled us(fsfe.org)

81 points by rasjani 7 months ago | 20 comments

What happened to GEM?(dfarq.homeip.net)

78 points by naves 7 months ago | 45 comments

Trivy ecosystem supply chain briefly compromised(github.com)

76 points by batch12 7 months ago | 23 comments

A 6502 disassembler with a TUI: A modern take on Regenerator(github.com)

75 points by wslh 7 months ago | 8 comments

I quit editing photos(jamesbaker.uk)

69 points by speckx 7 months ago | 103 comments

Discontinuation and reinitiation of dual-labeled GLP-1 receptor agonists(nautil.us)

60 points by siquick 7 months ago | 81 comments

Tony Hoare and His Imprint on Computer Science(cacm.acm.org)

60 points by matt_d 7 months ago | 4 comments

TI-89 Height-Mapped Raycaster(github.com)

57 points by zoba 7 months ago | 4 comments

Show HN: I made an email app inspired by Arc browser(demo.define.app)

56 points by johndamaia 7 months ago | 27 comments

Optimization lessons from a Minecraft structure locator(purplesyringa.moe)

56 points by ftk_ 7 months ago | 7 comments

AI (2014)(blog.samaltman.com)

48 points by bjornroberg 7 months ago | 34 comments

Show HN: Red Grid Link – peer-to-peer team tracking over Bluetooth, no servers(github.com)

44 points by redgridtactical 7 months ago | 16 comments

The Reason Windows Hate Is Exploding: It's the End of Personal Computing [video](youtube.com)

43 points by oldnetguy 7 months ago | 39 comments

Show HN: Baltic shadow fleet tracker – live AIS, cable proximity alerts(github.com)

43 points by FormerLabFred 7 months ago | 14 comments

Microservices and the First Law of Distributed Objects (2014)(martinfowler.com)

42 points by pjmlp 7 months ago | 29 comments

3M's PFAS exit killed the supply chain for two-phase immersion cooling in DCs(thecoolingreport.com)

39 points by jackdilusso 7 months ago | 24 comments