Show HN: TRELLIS.2 image-to-3D running on Mac Silicon – no Nvidia GPU needed

https://opengraph.githubassets.com/367038e5ae94080069cd6a2714b80832f730dfc04e26967f62cca1fed2de58a5/shivampkumar/trellis-mac
A port of Microsoft's TRELLIS.2 image-to-3D model is available for Apple Silicon via PyTorch MPS. It replaces CUDA-only libraries with pure-PyTorch alternatives, allowing use without an NVIDIA GPU.

A Brief History of Fish Sauce

https://www.legalnomads.com/wp-content/uploads/2016/07/P1066245-1024x766.jpg
Fish sauce has a long history, with ancient Greeks and Romans producing garum and liquamen, while Southeast Asians independently developed nuoc mam and nam pla. The origins of fish sauce are unclear, but it remains a crucial condiment in Southeast Asian cuisine, with various regional variations and uses.

Vercel April 2026 security incident

https://www.bleepstatic.com/content/hl-images/2026/04/19/vercel-header-lg.jpg
Vercel disclosed a security incident after threat actors claimed to have breached its systems and are selling stolen data. The company is investigating and notifying affected customers, advising them to review environment variables and rotate secrets.

The Bromine Chokepoint

https://warontherocks.com/wp-content/uploads/2025/06/Cogs-Icon-3.png?v=1773080986
A global semiconductor memory supply chain is vulnerable to a bromine shortage due to Israel's reliance on bromine imports and limited conversion capacity outside the country. A disruption would immediately impact global memory production, affecting consumer devices, military systems, and AI infrastructure.

Mechanical Keyboard Sounds - A listening Museum

https://sheets.works/og-keyboard-sounds.png
This website curates 36 mechanical keyboards and switches, providing sound-mapped audio samples from the open-source community. It's a listening museum, not a buying guide, with some entries being proxies or field recordings of the same switch in different host boards.

Turtle WoW classic server announces shutdown after Blizzard wins injunction

https://cdn.mos.cms.futurecdn.net/Ba252N3UzmCkmpAK2B5t3j.jpg
Turtle WoW, a popular World of Warcraft private server, is shutting down on May 14 after a cease and desist from Blizzard. The server will close its servers to the final patch and associated social media channels will shut down later this year.

Swiss AI Initiative (2023)

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The Swiss AI Initiative was launched in December 2023 with 10m GPU hours and 20m CHF grant for AI research. It brings together 800 researchers for frontier AI research on the Alps supercomputer.

Changes in the system prompt between Claude Opus 4.6 and 4.7

Anthropic published system prompts for their chat system, with updates from Claude 3 to Opus 4.7, showing changes in child safety, tool usage, and response style. The new prompt includes tools like Claude in Chrome and a tool search mechanism to resolve ambiguities.

Stop trying to engineer your way out of listening to people

https://images.unsplash.com/photo-1453738773917-9c3eff1db985?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=M3wxMTc3M3wwfDF8c2VhcmNofDE2fHxsaXN0ZW58ZW58MHx8fHwxNzcwODU1NDg2fDA&ixlib=rb-4.1.0&q=80&w=1200
People avoid doing work by trying to create systems to replace human interaction, but the problem is they're not listening properly to others. To listen effectively, one must understand the complexities of human knowledge and experiences, avoiding assumptions and stereotypes.

2,100 Swiss municipalities showing which provider handles their official email

https://mxmap.ch/og-image.jpg
Each municipality's official domain is checked via 11 signals from DNS records, SMTP banners, ASN lookups, and a public Microsoft API endpoint, then classified by provider type with confidence scoring. Disclaimer: DNS records indicate mail routing and authorized senders, not necessarily where data is stored.

Show HN: A lightweight way to make agents talk without paying for API usage

The user created a simple workflow to make coding agents interact without APIs or extra dependencies, using existing subscription plans and CLI invocations to preserve conversation history. This workflow allows agents to collaborate and produce multiple perspectives, but its limitations include visibility and potential for polished hallucinations rather than actual improvements.

Claude Token Counter, now with model comparisons

https://static.simonwillison.net/static/2026/claude-token-count.jpg
Claude Token Counter now compares different models, including Opus 4.7 and 4.6, Sonnet 4.6, and Haiku 4.5. Opus 4.7 uses an updated tokenizer, increasing token counts by 1.0-1.35x, and costs 40% more due to the same pricing.

Prove you are a robot: CAPTCHAs for agents

https://browser-use.com/_next/image?url=%2Fimages%2Fauthors%2Fluka.png&w=640&q=75
We launched agent-native signup for Browser Use with no email or OAuth. Agents parse obfuscated math problems, and humans sign up the old way.

The insider trading suspicions looming over Trump's presidency

https://ichef.bbci.co.uk/news/480/cpsprodpb/0993/live/bfcf1060-387a-11f1-9b73-21c33a4cdac9.jpg.webp
US President Donald Trump's major announcements often preceded huge trading activity, with some analysts suggesting possible insider trading. Financial regulators have not commented on the allegations, citing difficulty in enforcing the rules.

Scientific datasets are riddled with copy-paste errors

https://storage.ghost.io/c/ba/88/ba885ce2-6877-4f70-9886-fcfa8ede8c06/content/images/size/w160/2026/03/IMG_2024_10_10-21_20_05_7290_8C8B8599-1-1-1.JPG
A software detected 18 cases of potential data errors in 600 open-access datasets, with 15 cases posted on PubPeer. The true error rate is likely higher than the estimated 3% due to undetectable errors and less lazy methods of data fabrication.

Six Levels of Dark Mode (2024)

https://cssence.com/assets/og.jpg
The author discusses six levels of dark mode in CSS, starting with a meta tag that allows browsers to follow user color scheme preferences. They then explore CSS color-scheme declarations, light-dark() color functions, and media queries for maximum customization.

Interesting Map Geometry and Mathematics

https://www.markrjohnsongames.com/wp-content/uploads/2021/08/URRB-1.png
The user encountered a problem with generating organic damage on a world map clue where part of the clue could float in a sea of damage without surrounding elements, and they needed to find a solution that was computationally efficient. They eventually came up with a solution that used hidden grids of cannot-be-damaged tiles to prevent islands from forming, and implemented it in the game with ...

The RAM shortage could last years

https://platform.theverge.com/wp-content/uploads/sites/2/2025/02/Terrence-OBrien-headshot-1.jpg?quality=90&strip=all&crop=0%2C0%2C100%2C100&w=2400
Memory makers will meet only 60 percent of demand by 2027 due to production shortages. New fabrication capacity won't be online until 2027 or 2028, exacerbating the RAM shortage.

Archive of BYTE magazine, starting with issue #1 in 1975

https://archive.org/services/img/byte-magazine
Foreground p.20 RECYCLING USED ICs [theme Hardware] [author Mikkelsen] p.62 DECIPHERING MYSTERY KEYBOARDS [theme Hardware] [author Heltners] p.72 LIFE...

I wrote a CHIP-8 emulator in my own programming language

https://opengraph.githubassets.com/2cbdba71675eb5affac97af60e080bd10592689dad263ffb519eb1cb267ad12e/navid-m/chip8emu
Chip8 Emulator. Contribute to navid-m/chip8emu development by creating an account on GitHub.

Show HN: A working reference implementation of context engineering

https://opengraph.githubassets.com/0e44f17e3cf3d69060153e1031f3293951dadac66bd60c49df1a1e88bb710ee2/outcomeops/context-engineering
This repo demonstrates context engineering, a discipline that designs, retrieves, and injects AI system information for accurate outputs. It has five components and uses Amazon Bedrock with Claude for generation and Amazon Titan for embeddings.

The seven programming ur-languages (2022)

The user explains that programming languages can be grouped into seven fundamental "ur-languages" that share common patterns and characteristics, and that learning a language from the same ur-language is easier than learning one from a different ur-language. The user suggests learning a language from the ALGOL family (such as Python or Java), then learning a language from the Prolog family ...

Sudo for Windows

https://opengraph.githubassets.com/836b2ba61ef706150a9de7dbcc27e9ab68dfab68c717631c0c1b4949688362b1/microsoft/sudo
Sudo for Windows allows users to run elevated commands from unelevated terminal windows on Windows 11 builds 26045 and later. It's a Windows-specific implementation with different elements than the traditional Unix/Linux sudo project.

Nanopass Framework: Clean Compiler Creation Language

The Nanopass Framework is an embedded domain-specific language for creating compilers that focuses on creating small passes and many intermediate representations. Nanopass reduces the boilerplate required to create compilers making them easier to understand and maintain.

Show HN: Faceoff – A terminal UI for following NHL games

https://www.vincentgregoire.com/faceoff/assets/faceoff_logo.png
This project was inspired by Playball, a similar terminal application for following MLB baseball games. This project is not affiliated with, endorsed by, or in any way officially connected with the National Hockey League (NHL), any of its teams, or any of its affiliates. All NHL logos, trademarks, and data are the property of the NHL and its teams.

Recovering Windows Live Writer Files

User recovered old blog posts from proprietary .wpost files using a Python script. The script, called wlw-extractor, now extracts text and images from the files, making them accessible again.

SPEAKE(a)R: Turn Speakers to Microphones for Fun and Profit [pdf] (2017)

A new type of malware called SPEAKE(a)R can covertly turn headphones, earphones, or simple earbuds connected to a PC into microphones when a standard microphone is not present, muted, taped, or turned off. The malware can record human speech of intelligible quality and eavesdrop from nine meters away, posing a significant cyber security threat.

Creating a Bootable Backup USB with Encryption (for Pop!OS Linux)

User created a bootable, encrypted USB backup for their Pop!OS Linux workstation using rsync and LUKS encryption. The setup includes fstab and crypttab files for automatic decryption and a systemd-boot installation for a secure boot process.

What are skiplists good for?

https://antithesis.com/images/people/001_will.jpg
The user encountered a problem at Antithesis where they needed to efficiently query a large tree data structure in Google BigQuery, but point lookups were slow. They solved this by inventing a "skiptree" data structure, which is a hierarchy of skiplists that allows for efficient querying with a fixed number of JOINs in SQL.

Notion leaks email addresses of all editors of any public page

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