Vouch

https://opengraph.githubassets.com/549a2cb017b7dd8fd806af8854f1f756f5eb0bcb5639e1e0eb3f1ef124867b2d/mitchellh/vouch
The Vouch project is a trust management system that allows projects to configure and enforce access control based on user vouching and denouncing, with a web of trust across projects. It uses a flat file format called Trustdown (.td) and integrates with GitHub via GitHub Actions and a CLI, allowing projects to implement their own policies for vouching and denouncing users.

Art of Roads in Games

https://sandboxspirit.com/_astro/roads_cover.Bk50jKgP_ZVBIb6.webp
The author is fascinated by intricate patterns in nature and human-made structures, particularly road networks. They've analyzed road patterns in games and real life, discovering that Bezier curves used in games fail to accurately represent real roads due to their inability to preserve shape and curvature when offset.

AI makes the easy part easier and the hard part harder

https://www.blundergoat.com/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Favatar.085f626f.jpg&w=3840&q=75
A friend's panel discussed how engineering orgs can better support engineers, highlighting issues with sacrificing quality, sprinting to deliver, and overhyping AI's benefits. Using AI as an investigation tool, not a solution provider, is crucial to avoid wasting time and ensuring responsible code ownership.

AI fatigue is real and nobody talks about it

https://siddhantkhare.com/blog/ai-fatigue-is-real/1.png
The user, an engineer who builds AI agent infrastructure, experienced burnout due to the increased workload and cognitive demands of using AI tools, which removed the natural speed limits that used to protect them. To thrive in the AI era, the user believes the key skill is knowing when to use AI wisely, setting boundaries, and prioritizing sustainability, rather than trying to optimize for ...

DoNotNotify is now Open Source

DoNotNotify has been open sourced, allowing anyone to view and contribute to its source code. This move promotes transparency and encourages community involvement to improve the app's privacy features.

Slop Terrifies Me

https://ezhik.jp/assets/thumbnails/bro-you-had-chatgpt-write-the-get-well-card-for-your-grandma.jpg
The author is concerned that AI may reach a plateau, and people will stop caring about quality software, leading to a future where "good enough" is the standard. This could result in a lack of innovation and a decline in the value of software craftsmanship.

I am happier writing code by hand

The writer felt depressed and lethargic when using vibe coding, but rediscovered joy in coding after deleting it. They now use LLMs in a controlled manner to preserve their happiness and engagement at work.

Show HN: LocalGPT – A local-first AI assistant in Rust with persistent memory

https://opengraph.githubassets.com/e25f722e1e69647bb2751d76878f014b06e995b98c617083fceac24628ba01ad/localgpt-app/localgpt
Local device AI assistant built in Rust, inspired by OpenClaw, with persistent memory and ~27MB binary. It supports chat, daemon, memory, and config commands for interactive use.

I put a real-time 3D shader on the Game Boy Color

https://blog.otterstack.com/posts/202512-gbshader/teapot-optimizeddot.gif
The user created a Game Boy Color game that renders images in real time using normal maps and optimized the code for performance, using self-modifying code and a custom dot product formula. They also experimented with using AI tools like Claude and ChatGPT to generate code, but ultimately found that human-written code was more efficient and reliable.

OpenClaw is changing my life

https://reorx.com/forge-v2.png
OpenClaw transformed my workflow by allowing me to step back and manage projects through communication, freeing me to focus on higher-level work. It enabled me to pursue multiple ideas and projects simultaneously, bringing me closer to my dream of owning a company with a team.
https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/pubmed-meta-image-v2.jpg
Researchers studied 217,122 UK Biobank participants aged 40-64 and found that higher omega-3 blood levels were associated with lower risk of early-onset dementia. Increased omega-3 intake may slow EOD development, but further research is needed to confirm these findings.

GitHub Agentic Workflows

GitHub Agentic Workflows deliver automated repository improvements via simple markdown files, with security-first design principles and controlled boundaries. It uses AI agents to analyze issues, generate reports, and maintain repositories, but requires careful human supervision and caution.

Dave Farber has died

https://lists.nanog.org/static/hyperkitty/img/logo.png
Dave Farber, known as the "grandfather of the Internet," passed away at 91. He was a renowned professor, technologist, and mentor who taught at Keio University and co-directed the Keio Cyber Civilization Research Center.

The world heard JD Vance being booed at the Olympics. Except for viewers in USA

https://i.guim.co.uk/img/media/655d33fbe55298384dbdb1631ed1810208414e20/333_0_3320_2657/master/3320.jpg?width=465&dpr=1&s=none&crop=none
The Olympics' illusion of a unified global audience was fractured when US vice-president JD Vance was booed at the 2024 Milan Olympics, but NBC's broadcast omitted the crowd's reaction. This incident highlights the challenges of controlling the narrative in a world where multiple feeds and social media can instantly verify or contradict what's being shown.

Beyond agentic coding

https://haskellforall.com/imgs/beyond-agentic-coding/idle-time.png
The author is critical of agentic coding tools, citing studies and personal experience showing they can break flow and hinder productivity.

Why E cores make Apple silicon fast

https://eclecticlight.co/wp-content/uploads/2024/11/handecpuhistory.jpg
Apple silicon Macs use Efficiency cores for background tasks and Performance cores for foreground tasks, allowing for efficient multitasking. This design, based on Quality of Service, prioritizes foreground threads on Performance cores and background threads on Efficiency cores.

Show HN: I created a Mars colony RPG based on Kim Stanley Robinson’s Mars books

A Mars colony game about surviving and building on the Red Planet.
https://eclecticlight.co/wp-content/uploads/2025/12/aitrap5.jpg?w=518
Google's AI is again offering links to malicious scripts, this time delivering AMOS stealers to Macs via forged Apple sites and Medium articles. Users should be cautious when clicking on promoted links and verify the authenticity of websites before running Terminal commands.

Billing can be bypassed using a combo of subagents with an agent definition

https://opengraph.githubassets.com/66eef4b0d7c7a15475d16f151dcc8ae475effb6bca07af4825c695a3176ada19/microsoft/vscode/issues/292452
To bypass billing in Copilot, use a free GPT-5 Mini model to launch a subagent with a premium model like Opus 4.5, consuming only 1 initial premium request. This allows for almost unlimited usage of the premium model with only 1 additional request.

A GTA modder has got the 1997 original working on modern PCs and Steam Deck

https://gtaforums.com/uploads/monthly_2021_04/Harold.thumb.png.661c82d13452f12335b21febfb72a293.png
Ready2Play Complete package to play easy and without installation on modern Windows systems. Just extract to desired location and start the launcher to play, Enjoy! Features - Improved compatibility and performance - GTA + London + 1961 (Windows version) - Supports Steam version (Install detectio...

Shifts in U.S. Social Media Use, 2020–2024: Decline, Fragmentation, Polarization (2025)

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
US social media landscape has shifted with younger and older Americans abstaining, while TikTok and Reddit grew modestly. Platforms have become more Republican-leaning, with Twitter/X experiencing the sharpest shift towards Republicans.

Running Your Own As: BGP on FreeBSD with FRR, GRE Tunnels, and Policy Routing

https://blog.hofstede.it/images/2026-02-08-running-your-own-as-bgp-freebsd.png
Running a personal Autonomous System (AS) on the public internet is possible with sponsoring LIRs and FreeBSD routing tools. This setup provides provider-independent addressing, real BGP peering, and a deeper understanding of internet routing.

Curating a Show on My Ineffable Mother, Ursula K. Le Guin

https://hyperallergic.com/content/images/size/w160/2026/01/theo-leguin.jpeg
The writer's daughter curated an exhibition about her mother, Ursula K. Le Guin, featuring her first typewriter and allowing visitors to type on it. The exhibition is a tribute to her mother's writing and legacy, showcasing her willingness to learn and change.

Ask HN: What are you working on? (February 2026)

Users are working on various projects including a color palette tool, a language learning app, a daily puzzles website, an AI-based time tracker, and more. They are also experimenting with new technologies such as auxetic geometries, data visualization, and AI-powered code review tools, and seeking feedback and advice from others in the community.

Vouch

https://opengraph.githubassets.com/549a2cb017b7dd8fd806af8854f1f756f5eb0bcb5639e1e0eb3f1ef124867b2d/mitchellh/vouch
The Vouch project is a trust management system that allows projects to configure and enforce access control based on user vouching and denouncing, with a web of trust across projects. It uses a flat file format called Trustdown (.td) and integrates with GitHub via GitHub Actions and a CLI, allowing projects to implement their own policies for vouching and denouncing users.

Bun v1.3.9

Bun is a JavaScript runtime that supports concurrent and sequential execution of package.json scripts with prefixed output. It also includes improvements for CPU profiling, Markdown rendering, and regular expressions.

Let's compile Quake like it's 1997

https://fabiensanglard.net/compile_like_1997/windows_NT_4_startup.webp
id Software developed Quake on HP 712-60 and DEC Alpha server, then switched to Windows NT with Visual C++ 4.X. A user recreated the experience of building Quake's win32 binaries on Windows NT 4.0 with Visual C++ 6.

The first sodium-ion battery EV is a winter range monster

https://cdn.motor1.com/images/custom/worlds-first-mass-produced-sodium-ion-passenger-vehicle-.png
CATL and Changan Automobile are mass producing the world's first passenger car powered by a sodium-ion battery, the Changan Nevo A06. This marks a significant step towards a dual-chemistry ecosystem where sodium-ion and lithium-ion batteries complement each other.

Apple XNU: Clutch Scheduler

https://opengraph.githubassets.com/486aba6d9f44dc1762cc019269d856370cc4671bcb24a49b612b5ed62a93a68c/apple-oss-distributions/xnu
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Roundcube Webmail: SVG feImage bypasses image blocking to track email opens

https://nullcathedral.com/og-image.png
Roundcube's sanitizer allowed external resources on <feImage> due to a bug, enabling attackers to track email opens. Fixed in 1.5.13 and 1.6.13, the issue was caused by a mismatch in attribute handling.

RFC 3092 – Etymology of “Foo” (2001)

Foo is a mysterious second world war product, gifted with bitter omniscience and sarcasm. 'foobar' is an acronym for ftp operation over big address records [rfc1639] - from the us military in world-war-ii. it is sometimes shortened to "fouled up...&#35; by hackers. the term was first used in the

Matchlock – Secures AI agent workloads with a Linux-based sandbox

https://opengraph.githubassets.com/a59584650d27318f9c1a6c056ddb2f5deef170a75822184d1eff438ed3a01c41/jingkaihe/matchlock
Matchlock is a CLI tool that runs AI agents in isolated, ephemeral microVMs with network allowlisting and secret injection via MITM proxy. It provides a secure environment for agents to run code without exposing the host machine to risks.

Experts Have World Models. LLMs Have Word Models

https://substackcdn.com/image/fetch/$s_!Pr4U!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdd11f244-ccd7-4cdf-83ef-75c41099e276_1600x1220.png
Experts see vulnerabilities in AI models that others don't because they simulate how the model will be interpreted by others in an adversarial environment. The key difference is that experts model the world and its agents, while AI models are trained to produce coherent output without considering how others will react to it.

LineageOS 23.2

LineageOS 23.2 is released with a new Material Expressive design system and updated UI. It includes customizable tiles in the Quick Settings panel and expanded dark theme.

Everything – Locate files and folders by name instantly

https://www.voidtools.com/sssmall3.png
Download Installer Download Installer 64-bit Download Portable Zip Download Portable Zip 64-bit Download Lite Installer Download Lite Installer 64-bit

Stop generating, start thinking

https://localghost.dev/img/xpP6-QQSQg-280.jpeg
The author is concerned about the increasing use of LLM-generated code, feeling it leads to a loss of skilled labor, poor quality code, and a lack of accountability. They argue that LLMs are not intelligent, but rather a form of machine learning that can't reason or think.

Exploiting signed bootloaders to circumvent UEFI Secure Boot (2019)

https://habrastorage.org/r/w1560/webt/8v/fh/ut/8vfhut0fieoez9092xlirmoxndk.png
The article discusses how to create a bootable USB flash drive that can boot various computer recovery software without disabling Secure Boot on a PC, using a signed bootloader and modifying existing code to achieve this. The author created two disks, Super UEFIinSecureBoot Disk and Silent UEFIinSecureBoot Disk, which can launch any operating system or .efi file, even with untrusted or ...
http://books.google.com/books/content?id=bMGFEAAAQBAJ&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api
Here are the summaries in 2 concise English sentences each, not exceeding 200 characters:

Show HN: A custom font that displays Cistercian numerals using ligatures

https://bobbiec.github.io/cistercian-font-preview.png
On this page, numbers are automatically rendered as medieval Cistercian numerals using a custom font (learn more).Try copy-pasting the symbols or Ctrl/Cmd-F the numbers below! A project by Bobbie Chen, based on Chris Heilmann's generator. Learn more about the custom font in the blog post . See all web demos.

The Little Bool of Doom (2025)

https://blog.svgames.pl/image/doombool-assembly.png
The user encountered a compilation error with the chocolate-doom package due to a clash between a custom boolean type and the C23 standard's bool keyword. The issue was caused by undefined behavior when reading an invalid _Bool value, which was resolved by changing the code to use the C99 standard.

Quartz crystals

https://www.pa3fwm.nl/technotes/tn13fig1.png
Quartz crystals have been used in radio technology since the 1920s for stable oscillators and signal filtering. They work by vibrating at a specific frequency due to the piezo-electric effect and can be used in series or parallel resonance.

Reverse Engineering the Prom for the SGI O2

The author reverse engineered the Silicon Graphics O2's PROM firmware to make it modifiable. They built a decompiler that produces bit-identical assembly source files.

Roger Ebert Reviews "The Shawshank Redemption" (1999)

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Homeland Security Spying on Reddit Users

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A leaked document reveals Homeland Security monitoring Reddit users, including one who called for a peaceful protest near a Border Patrol facility. The agency treats the user's post as a threat, justifying surveillance under "Force Protection" and building a sociological profile of political discontent.

Substack confirms data breach affects users’ email addresses and phone numbers

https://techcrunch.com/wp-content/uploads/2024/05/substack-on-a-phone.jpg?w=1024
Substack experienced a security incident where email addresses and phone numbers were shared without permission, but credit card numbers and other financial info were unaffected. The company has fixed the issue, started an investigation, and is asking users to be cautious with suspicious emails and texts.

Show HN: Fine-tuned Qwen2.5-7B on 100 films for probabilistic story graphs

A story generation tool called CineGraphs helps writers create multiple narrative paths for their story. It allows writers to select and combine elements to create unique story directions.

Reverse Engineering Raiders of the Lost Ark for the Atari 2600

https://opengraph.githubassets.com/18452bdeff0e0e029a33c922c570f6a8e4e90779722614d8e2ce38c20a0d2d91/joshuanwalker/Raiders2600
The Raiders of the Lost Ark game for the Atari 2600 uses a 2-bank ROM with bank-switching to run game logic and display kernels. The game is structured around the NTSC television signal, with four phases: VSYNC, VBLANK, Kernel, and Overscan, and features various kernels for different rooms and game logic.

Five disciplines discovered the same math independently

Researchers in six fields independently developed mathematical tools for detecting dramatic system changes between 1935 and 2025. These tools were published in separate journals and remained largely unknown to each other until after 2010.

Bye Bye Humanity: The Potential AMOC Collapse

https://thatjoescott.com/wp-content/uploads/2022/09/Joe-Scott-Icon-Website-1.png
The Atlantic Meridional Overturning Circulation (AMOC) is weakening due to global warming, which could lead to catastrophic results. Scientists warn of a potential collapse within decades if carbon emissions continue to rise.

Credentials for Linux: Bringing Passkeys to the Linux Desktop

A cross-desktop effort called Credentials for Linux aims to bring Passkeys to Linux desktops. It includes a Rust library and a D-Bus service for credential management, enabling sandboxed apps and browsers to use hardware security keys and phones.

Noam Chomsky's wife responds to Epstein controversy

https://substackcdn.com/image/fetch/$s_!DPQb!,f_auto,q_auto:best,fl_progressive:steep/https%3A%2F%2Fmate.substack.com%2Ftwitter%2Fsubscribe-card.jpg%3Fv%3D-1176442768%26version%3D9
Noam Chomsky's wife Valeria addressed controversy surrounding their contacts with Jeffrey Epstein, stating they were unaware of his crimes and fell victim to his manipulative nature. They regret their poor judgment and apologize for not thoroughly researching Epstein's background, expressing solidarity with his victims.

The 'Little red dots' observed by Webb were direct-collapse black holes

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Stop Using Face ID

https://i.pcmag.com/imagery/newsletters/17707707-contextual.fit_lpad.size_250x140.v1750711966.png
Using biometric data to unlock devices may not be the safest option due to a 5th Amendment loophole allowing law enforcement to access it. Consider switching to passcodes or passphrases for added security.

Washington imposes 'terrorist-grade sanctions' on Francesca Albanese, ICC judges

https://thecradle-main.oss-eu-central-1.aliyuncs.com/public/articles/c2f93b5e-0372-11f1-a58e-00163e02c055.webp
US tech companies requested sanctions after UN official Francesca Albanese sent letters warning them of complicity in Gaza genocide. The White House imposed "terrorist-grade sanctions" on Albanese and ICC staff, despite UN claims of diplomatic immunity and illegality.

Amazon delivery drone strikes North Texas apartment, causing minor damage

An Amazon drone crashed into a Richardson apartment building two months after its launch in Dallas suburbs, causing minor damage. Amazon is investigating the cause and the Federal Aviation Administration is also looking into the incident.

Bitcoin tumbles below $70K, heavy losses in cryptocurrencies in last three weeks

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In the Australian outback, we're listening for nuclear tests

https://live-production.wcms.abc-cdn.net.au/1e67f00727744bd083cca7eecab47133?impolicy=wcms_crop_resize&cropH=1688&cropW=3000&xPos=0&yPos=180&width=862&height=485
A professor at the Australian National University directs the Warramunga facility, a remote nuclear detection station in the outback, which detects seismic events and nuclear explosions. The facility's data helps researchers understand earthquakes and deter nuclear nations, making it crucial in maintaining global security.

Man, 83, tricked by scammers, gets 21 years to life for killing Uber driver

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Arcan Explained – A browser for different webs

https://arcan-fe.com/wp-content/uploads/2022/04/idea.jpg?w=1024
The Arcan project aims to create a new browser design that focuses on networked applications, rather than just presenting and navigating documents. It achieves this by splitting app execution into multiple processes, using a specific IPC system, and prioritizing security, flexibility, and accessibility.

Do Markets Believe in Transformative AI?

https://marginalrevolution.com/wp-content/uploads/2019/07/mru-logo-450.png
Transformative technologies like AI may lower long-term interest rates by reducing expected consumption growth and perceived existential risk. US bond yields fell after major AI model releases in 2023-4, suggesting downward revisions in expected consumption growth.

Attention Media ≠ Social Media

The author describes how social networks changed from genuine social platforms to attention media between 2012 and 2016. They found Mastodon to be a refreshing alternative that still feels like original social networking.

LLMs as Language Compilers: Lessons from Fortran for the Future of Coding

Large Language Models have evolved rapidly, replacing traditional programming tools like Stack Overflow. Historically, similar advancements in computing led to the development of simplified programming languages like FORTRAN and COBOL, democratizing access to technology.

The Scriptovision Super Micro Script video titler is almost a home computer

https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjrHlhg_XSjUPM8qn3mCilSuQ930A-3P8OPM-ntWHKJt0Zm0jxIw0HpZjsSwJ5X952IWGXnYyWa9BCz6Egrf-aliwJpUs-BNzVs-k86sR9iD-csPycFNh4QmB5FThDNQIU_evktTRyMu3CYilFvJfNJpxJk7zzILcwFg_phZjrdgiLndO1-Sg3Em_dzv3U/s320/PXL_20251230_184440906.jpg
The user discusses various Canadian-made computers and video titlers, including the Micro Computer Machines MCM/70, Tarot Electronics MIMIC, and Scriptovision Super Micro Script, highlighting their unique features and architectures. The user provides a detailed teardown of the Scriptovision Super Micro Script, a 1985 character generator, including its ports, main assembly, and mainboard, and ...

Self-referential functions and the design of options (2014)

The user designed a Go package to handle dozens of options for a type using self-referential functions, allowing for easy and flexible option setting and restoration. The design uses closures to achieve its goals, providing a nice and general solution that is easy to use from the client's point of view.