top 50% hacker news stories for 2026-07-21

OpenAI and Hugging Face partner to address security incident

https://openai.com/index/hugging-face-model-evaluation-security-incident/

3 months ago

Advertise in ChatGPT

https://ads.openai.com/

3 months ago

Kimi K3 Is Competitive with Fable; Kimi K3 and Fable Is SoTA

https://fireworks.ai/blog/kimik3-fable

3 months ago

Gemini 3.6 Flash, 3.5 Flash-Lite, and 3.5 Flash Cyber

https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-6-flash-3-5-flash-lite-3-5-flash-cyber/

3 months ago

Freeink: Open Ecosystem for E-Readers

https://freeink.org/

3 months ago

'VPNs are lawful technical tools,' says EU Court in landmark copyright ruling

https://www.techradar.com/vpn/vpn-privacy-security/vpns-are-lawful-technical-tools-says-eu-court-in-landmark-anne-frank-copyright-ruling

3 months ago

Qwen-Image-3.0: Rich Content, Authentic Details, Deep Knowledge

https://qwen.ai/blog?id=qwen-image-3.0

3 months ago

Judge approves $1.5B Anthropic settlement for pirated books used to train Claude

https://apnews.com/article/ai-anthropic-copyright-settlement-claude-books-bartz-74b140444023898aeba8579b6e9f0d63

3 months ago

Flock Credibility Lost as It Repeatedly Lies to City Councils, Police, & Public

https://www.aclu.org/news/privacy-technology/tracking-alpr-cameras/flock-safety-credibility-lost-as-it-repeatedly-lies-to-city-councils-police-departments-and-public-across-the-country

3 months ago

Firefox Containers Preview

https://blog.mozilla.org/en/firefox/firefox-containers-preview/

3 months ago

Apple Defeats Liability for Not Scanning iCloud for CSAM

https://blog.ericgoldman.org/archives/2026/07/apple-defeats-liability-for-not-scanning-icloud-for-csam-but-the-judge-was-not-pleased-amy-v-apple.htm

3 months ago

Laguna S 2.1

https://poolside.ai/blog/introducing-laguna-s-2-1

3 months ago

Long Presumed Dead, a Thriving Coral Reef Is Discovered in West Africa

https://e360.yale.edu/digest/benin-coral-reef

3 months ago

Five US tech giants' hidden debts soar to $1.65T on opaque AI funding

https://asia.nikkei.com/business/technology/five-us-tech-giants-hidden-debts-soar-to-1.65tn-on-opaque-ai-funding

3 months ago

Jack Dorsey launches Buzz to combine team chat, AI agents and Git hosting

https://runtimewire.com/article/jack-dorsey-block-buzz-team-chat-ai-agents-git

3 months ago

Jane Street: Incremental

https://github.com/janestreet/incremental

3 months ago

★ 1.4k OCaml MIT

A digestion of the Jacobian conjecture counterexample

https://terrytao.wordpress.com/2026/07/21/a-digestion-of-the-jacobian-conjecture-counterexample/

3 months ago

The World's 2,400 Castles

https://thecastlemap.com/

3 months ago

Roblox Officially Supports GrapheneOS

https://en.help.roblox.com/hc/en-us/articles/49648939984916-Android-Remote-Attestation

3 months ago

"Drawing" the Mona Lisa with GPT-5.6, Claude, Gemini, and Grok

https://www.tryai.dev/blog/ai-drawing-arena-colored-pencils-claude-gpt-grok

3 months ago

ICE to Pay Thomson Reuters $125M to Find Voter Fraud

https://www.404media.co/ice-to-pay-thomson-reuters-125-million-to-find-voter-fraud/

3 months ago

It's a shame what's happened to radio

https://blog.jimgrey.net/2026/07/21/its-a-shame-whats-happened-to-radio-3/

3 months ago

PCjs Machines

https://www.pcjs.org/

3 months ago

New US homeownership measure puts people first

https://www.minneapolisfed.org/article/2026/new-homeownership-measure-puts-people-first

3 months ago

git's –end-of-options Flag

https://nesbitt.io/2026/07/21/end-of-options.html

3 months ago

Some more things about Django I've been enjoying

https://jvns.ca/blog/2026/07/21/more-nice-django-things/

3 months ago

AI Didn't Make Programming Easier. It Just Made It Differently Difficult

https://cacm.acm.org/opinion/ai-didnt-make-programming-easier-it-just-made-it-differently-difficult/

3 months ago

Claude Is Not a Compiler

https://blog.exe.dev/claude-is-not-a-compiler

3 months ago

Amid Increased Scrutiny, ICE Detention and Deportation Data Goes Dark

https://www.themarshallproject.org/2026/07/15/ice-data-immigration-detention-transparency

3 months ago

Apple Private Cloud Compute SoC 3 audit reports

https://support.apple.com/guide/certifications/apple-private-cloud-compute-soc-3-audit-apc95a31b9d8/web

3 months ago

Israeli spyware vans infiltrate American streets and your phones

https://cybernews.com/privacy/us-police-israeli-spy-vans-falconet-cognyte/

3 months ago

Gemini last models: temperature, top_p, and top_k are deprecated and ignored

https://ai.google.dev/gemini-api/docs/latest-model

3 months ago

Apple Fixes Hide My Email Vulnerability After 404 Media Coverage

https://www.404media.co/apple-fixes-hide-my-email-vulnerability-after-404-media-coverage/

3 months ago

Escape IntelliJ: Scala and Kotlin LSPs on Emacs Eglot

https://jointhefreeworld.org/blog/articles/emacs/emacs-eglot-scala-kotlin/index.html

3 months ago

Running Doom on Our Custom CPU and Going Viral

https://www.armaangomes.com/blogs/doom/

3 months ago

GDID Windows – Cut the tracker that follows you even under VPN

https://korben.info/en/gdid-windows-cut-tracker-vpn.html

3 months ago

Oracle could face $7B collateral bill for Wisconsin data centre

https://www.ft.com/content/b37030b6-bda8-4ba9-8e08-e6b88687b8f5

3 months ago

Why Are There No Empires in Age of Empires? (2019)

https://acoup.blog/2019/11/22/collections-why-are-there-no-empires-in-age-of-empires/

3 months ago

Jimothy the raccoon has a rare spinal condition. Here's what that means

https://www.popsci.com/science/whats-jimothy-raccoon-condition/

3 months ago

Show HN: A self-running space economy SIM in Rust and Bevy

https://github.com/Kalcode/spaceprojectsim

3 months ago

★ 168 Rust MIT

VTubing: How a Japanese Phenomenon Is Going Worldwide

https://www.tokyodev.com/articles/vtubing-how-a-japanese-phenomenon-is-going-worldwide

3 months ago

France's Anssi Will Block PQC-Free Products from Certification Starting 2027

https://postquantum.com/security-pqc/anssi-pqc-certification-2027/

3 months ago

Five tech giants are hiding $1.6T in AI debt, using the trick that toppled Enron

https://thenextweb.com/news/tech-giants-hidden-off-balance-sheet-debt-ai

3 months ago

Meta's AI Models Are Powering the First Wave of Genesis Mission Projects

https://ai.meta.com/blog/genesis-mission-lawrence-berkeley-national-laboratory-segment-anything-dino/?_fb_noscript=1

3 months ago

Linux kernel will support $ORIGIN, sort of

https://fzakaria.com/2026/07/20/linux-kernel-will-support-origin-sort-of

3 months ago

The Price of Happiness

https://happiness-science.org/price-of-happiness/

3 months ago

The Unity CLI: manage Unity from your terminal

https://unity.com/blog/meet-the-unity-cli

3 months ago

Is surveillance risk chilling your online speech?

https://news.ycombinator.com/item?id=48987634

3 months ago

Over 400 Linux CVEs published in the last 24 hours alone

https://lore.kernel.org/linux-cve-announce/

3 months ago

Show HN: Imagin Raw – A 9MB Open-Source Alternative to Adobe Bridge for Mac

https://github.com/cristibaluta/Imagin-Raw

3 months ago

★ 163 C++ MIT

Gemini 3.6 Flash

https://console.cloud.google.com/agent-platform/publishers/google/model-garden/gemini-3.6-flash

3 months ago

Latest Airbus Single Aisle Aircraft Innovations

https://www.airbus.com/en/newsroom/stories/2026-07-how-the-a321xlr-is-redefining-single-aisle-comfort-for-passengers

3 months ago

Apple has decided to compete for creativity app users

https://alex4d.com/notes/item/apple-competing-for-creativity-app-users

3 months ago

Cheap Self-Hosted Kubernetes on Hetzner Cloud

https://blog.qstars.nl/posts/cheap-self-hosted-kubernetes-on-hetzner-cloud/

3 months ago

A Koi Pond Mosaic Made from 10 Pounds of 3D Printer Waste

https://www.instructables.com/A-Koi-Pond-Mosaic-Made-From-10-Pounds-of-3D-Printe/

3 months ago

Uhubctl – control USB power per-port on smart USB hubs

https://github.com/mvp/uhubctl

3 months ago

★ 2.7k C

Judge halts Paramount's $111B purchase of Warner Bros. in win for US states

https://arstechnica.com/tech-policy/2026/07/judge-halts-paramounts-111b-purchase-of-warner-bros-in-win-for-us-states/

3 months ago

Do we just want slaves?

https://www.yashthapliyal.com/blog/do-we-just-want-slaves

3 months ago

Quickly rewrite Git repository history

https://github.com/newren/git-filter-repo

3 months ago

★ 12.9k Python

Extending Polars with Rust Expression Plugins

https://fenic.ai/blog/extending-polars-with-rust-expression-plugins

3 months ago

Show HN: CodeAlmanac – Karpathy-style codebase wiki from your conversations

https://github.com/AlmanacCode/codealmanac/

3 months ago

★ 710 TypeScript Apache-2.0

ANSI escape injection in MCP servers: Hidden from humans, visible to AI

https://brightsec.com/research/detecting-ansi-escape-sequence-injection-in-mcp-servers-with-dast/

3 months ago