SMPTE Makes Its Standards Freely Accessible

https://www.smpte.org/hubfs/Oliver%20Barnicj.png
SMPTE has made its entire Standards catalog freely available to the global media technology community. This move aims to accelerate adoption and implementation, strengthen interoperability, and drive innovation in the industry.

UHF X11: X11 Built for VisionOS and Apple Vision Pro

https://www.lispm.net/apps/uhf-x11/screenshot_1.jpeg
visionOS receives X11 calls from clients and vintage machines, opening each top-level window separately. X authority cookies are generated on device and copied to clients for secure connections.

DOS Game "F-15 Strike Eagle II" reversing project needs DOS test pilots

The F-15 Strike Eagle 2 reconstruction project has made significant progress, with all C code rewritten and data moved from assembly to C. The project is now open for testing and bug reporting, with the latest release v0.9.1 available for download.

CSSQuake

https://cssquake.com/assets/cssquake-social.webp
Play Quake in your browser with no install. cssQuake renders the game as inspectable HTML and CSS powered by PolyCSS.

Show HN: StartupWiki – A Free Alternative to Crunchbase

S‑CURVES a field guide to technology adoption · 1825–2026

https://escurves.com/og.png
Two hundred years of technology adoption follows one shape: the S-curve. Every curve was called a fad, from railroads to AI. When each went vertical, why, who called it a bubble, and what actually happened.

Show HN: Microcrad – Micrograd Reimplemented in C

https://opengraph.githubassets.com/d12347522051a7e67c32c233e25ff61babe13309f9a48a9d5f7103883113153e/oraziorillo/microcrad
microcrad is a C re-implementation of Andrej Karpathy's micrograd, providing a tiny scalar-valued automatic differentiation engine with a small neural network implementation. It uses reference counting for memory management and supports a feed-forward network with a ReLU activation function.

Bun has an open PR adding shared-memory threads to JavaScriptCore

https://opengraph.githubassets.com/7f905d915e01398962324a4ff1a6bc9365bc7bf50f9fc7b84d05a365c338aae7/oven-sh/WebKit/pull/249
What this is Shared-memory threads for JavaScriptCore. new Thread(fn) runs fn on another thread, in the same heap, with the same objects. No structured clone, no message passing, no SharedArrayBuff...

Ember, a native iOS Hacker News reader I built around accessibility

https://opengraph.githubassets.com/0ab2cccf8e00b49101cca827400542b6e2094a901f3f4f39f5cfaedba3d625d4/DatanoiseTV/ember-hackernews
Ember is a native iOS app for Hacker News with threaded comments, dark mode, and accessibility features. It uses a custom parser for comment HTML and fetches full comment trees from Algolia in one request.

Vacation With An Artist – Mini-Apprenticeships with Artists in Their Studios

https://vawaa.imgix.net/attachments/uploads/184/original/DSC00431_960x540.jpg?auto=format&w=480&h=480&fit=crop&crop=faces
VAWAA is a mini-apprenticeship with a curated master artist or craftsman, tailored to your skill level. How it Works Whether it’s honing a passion or getting fresh inspiration, we see travel as an opportunity to grow. Read guest stories

VPN ban update for UK households as government looks at 'age-gate'

Request blocked. We can't connect to the server for this app or website at this time. There might be too much traffic or a configuration error. Try again later, or contact the app or website owner. If you provide content to customers through CloudFront, you can find steps to troubleshoot and help prevent this error by reviewing the CloudFront documentation.

Temporary Cloudflare Accounts for AI Agents

https://cf-assets.www.cloudflare.com/zkvhlag99gkb/TaeUUpmHSgKNA48R3gp9q/71645cfc910b9f32689980930010913d/image1.png
Cloudflare updated Wrangler to allow agents to deploy code without signing up for an account. Agents can now use the --temporary flag to deploy code instantly, with a 60-minute claim window to make the account permanent.

Bootimus – A Self-Contained PXE and HTTP Boot Server

Bootimus is a self-contained PXE and HTTP boot server in one binary with zero config. It automatically detects 50+ distros and supports token auth, LDAP/AD backend, and local accounts.

Where to Find the Colors Your Screen Can't Show You

https://moultano.wordpress.com/wp-content/uploads/2026/06/pxl_20260509_0046574427e2_20260618192953.jpg
The colors that exist in the real world but can't be shown on digital screens are mostly cyans, which are poorly reproduced by screens and LED lighting, but can be seen in nature, particularly in forests, water, and bird feathers. These colors are often created by natural processes that filter light, such as repeated reflections and transmissions through leaves and water, or by the physical ...

Web Browsers on PDAS

https://vale.rocks/assets/og/post.webp
Personal digital assistants (PDAs) gained internet access in the 90s, with early browsers like PocketWeb and Palmscape supporting limited web standards. As technology improved, full-fledged browsers like Opera, NetFront, and Firefox were developed for PDAs, but the rise of smartphones eventually led to the decline of the PDA market.

From PGP to Mythos: a brief history of export controls that didn't stop anyone

https://techcrunch.com/wp-content/uploads/2026/06/donald-trump-open-mouth.jpg?w=1024
The US government has banned Anthropic's AI model Mythos due to concerns it could be accessed by a South Korean telecom with suspected ties to China and a potential "jailbreak" by Amazon researchers. The ban is part of a long-standing effort to control the export of dual-use cyber technologies, but past experiences suggest this approach may not be effective in preventing malicious use.

Mencius (2016)

The Mencius is a Classical Chinese philosophical text that profoundly influenced traditional Chinese culture, written by Mencius, a renowned Confucian teacher, around 300 BCE. The text reflects Mencius's restorationist goal to revive the ideal past of the Zhou Dynasty, which was seen as a time of peace and unity.

I Stored a Website in a Favicon

A favicon can be used for steganography by hiding data in its pixels, which the browser interprets as colors. This allows storing small amounts of data, like HTML, in a tiny image.

The rise of South Korea’s weapons business

The United States can’t be on the hook anymore for protecting the world, the president lectured. “The defense of freedom is everybody’s business — not just America’s business,” he said in a White House address. “And it is particularly the responsibility of the people whose freedom is threatened.” Long before Donald Trump was unnerving Europe by scaling back U.S. security commitments to the ...

Cargo-Geiger

https://user-images.githubusercontent.com/3704611/53132247-845f7080-356f-11e9-9c76-a9498d4a744b.png
cargo-geiger is a tool that lists unsafe Rust code usage statistics in crates and dependencies. It does not advise on code security, only providing usage data.
Microsoft's new Media Player for Windows 11 uses more memory and has slower startup times compared to the classic player. It also hides some popular codecs behind paywalls, prompting users to consider alternative players like VLC.

Ask HN: Due to spam on GitHub, what platforms can I move my projects?

I have a few projects on Github. I am receiving a lot of spam PRs and requests from vibe coders and bots. Most of them to prop up their profiles. The stars are obviously exaggerated too.

Ubisoft co-founder Claude Guillemot has died in a plane crash

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Can you see three trees?

https://storage.ghost.io/c/f0/60/f060ef3f-d4e0-4af4-9255-1373fbf0a44f/content/images/size/w1024/2026/06/featured.jpg
The 3-30-300 test measures a city's tree cover by ensuring every home has a view of at least three trees, 30% tree cover in the neighbourhood, and a park within 300 meters. The test is simple but hard to achieve, with only 14% of Europeans living in areas meeting all three criteria and most cities failing to meet the 30% tree cover requirement.

Computed goto for efficient dispatch tables (2012)

https://eli.thegreenplace.net/images/2012/07/branchpredictor.png
The author implemented a simple VM in C to compare the performance of a switch statement and a computed goto. The computed goto version is 25% faster due to reduced branch prediction overhead.

GPT-5.5 hallucinates 3x more than MIT-licensed GLM-5.2

Major AI labs are skeptical of endless parameter count and training data scaling due to limitations and hallucination issues in large models. Smaller models like GLM-5.2 are showing comparable performance to much larger models like GPT-5.5 and Fable 5, indicating actual intelligence has plateaued.

US Scientist John Jumper to Leave Google DeepMind for Anthropic

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Human Judgment as a Specification

Programmers need formal methods to confirm AI-generated solutions are correct. A tool called PICK helps by translating informal prose into formal specifications and allowing users to validate the results.

Pong in S Favicon

A full game of Pong is playing in this tab's icon. Scroll up and down to move your paddle. The score is in the tab title. Self-tests (run live, in your browser)

There are no instances in ATProto

https://overreacted.io/avi.jpg
The concept of instances in social media is a category error, as it's a Mastodon-brained concept that doesn't apply to atproto, which separates hosting and apps. Decentralization in atproto is achieved by swapping hosting or making new apps, unlike Mastodon where decentralization is measured by the number of instances.