Ironclad – formally verified, real-time capable, Unix-like OS kernel

https://ironclad-os.org/images/screenshot.png
Ironclad is a formally verified, open-source operating system kernel with POSIX compatibility and real-time capabilities. It's free, fully open source, and relies on donations and grants for funding.

Tabloid: The Clickbait Headline Programming Language

https://tabloid-thesephist.vercel.app/img/screenshot.jpg
Tabloid is a Turing-complete language for writing clickbait-style programs with unique features like automatic capitalization and quirky function declarations. It lacks built-in looping constructs, instead using recursion and has a simple syntax for variables and functions.

Marko – A declarative, HTML‑based language

https://markojs.com/assets/product-B8pLJkQT.webp
Marko is a language for building dynamic user interfaces, extending HTML with declarative features and asynchronous content loading. It optimizes code for browsers and servers with environment-specific output and TypeScript support.

Grok 4 Fast now has 2M context window

This website is using a security service to protect itself from online attacks. The action you just performed triggered the security solution. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. You can email the site owner to let them know you were blocked. Please include what you were doing when this page ...

Largest cargo sailboat completes first Atlantic crossing

https://www.marineinsight.com/wp-content/uploads/2025/10/Sailboat-1.jpg
The Neoliner Origin, a 136-metre-long cargo sailboat, completed its first transatlantic voyage despite damage to one of its sails. The ship aims to reduce greenhouse gas emissions by 80 to 90 per cent compared to conventional cargo ships.

Boring Company fined nearly $500K after it dumped drilling fluids into manholes

https://s.yimg.com/ny/api/res/1.2/5kZfaZcu0qSAVUeX5YPZtA--/YXBwaWQ9aGlnaGxhbmRlcjt3PTEyNDI7aD04Mjg7Y2Y9d2VicA--/https://media.zenfs.com/en/fortune_175/cf2473088f8dbaff8e5a1350c5c79a0e
Boring Company, Elon Musk's tunneling venture, was fined $493,297 for dumping drilling fluids into manholes in Las Vegas, causing substantial damage to infrastructure. The company allegedly refused to stop dumping despite inspectors' orders and made false claims about the extent of the discharge.

Study identifies weaknesses in how AI systems are evaluated

https://www.oii.ox.ac.uk/wp-content/uploads/2025/10/AdobeStock_315050843-700x395.jpeg
A new study by Oxford Internet Institute found that many AI benchmarks lack scientific rigour, making it difficult to draw reliable conclusions about AI progress and safety. The study proposes eight recommendations to improve the validity of AI benchmarks, including defining and isolating concepts and using statistical methods.

Syntax and Semantics of Programming Languages (1995)

Debugging BeagleBoard USB boot with a sniffer: fixing omap_loader on modern PCs

https://www.downtowndougbrown.com/wp-content/uploads/2024/07/beagleboard.jpg
The user successfully booted a BeagleBoard over USB using omap_loader, but encountered issues with newer computers due to USB 3.0's faster data transfer rates. Adding delays to the omap_loader code fixed the problems, allowing the user to boot the BeagleBoard on modern computers, including Raspberry Pis.

Control structures in programming languages: from goto to algebraic effects

The book explores programming language control structures from history to theory, covering imperative and functional languages. It offers a comparative perspective on programming languages and introduces algebraic effects and contemporary research topics.

Open-source communications by bouncing signals off the Moon

https://open.space/moon_array.png
The device is a high-aperture array for EME experiments and radio astronomy, requiring a 12 V DC power supply and an amateur radio license. It's intended for moon-bounce and one unit per person is allowed, with country restrictions applying.

WriterdeckOS

https://writerdeckos.com/assets/images/card.jpg?v=9d298fe2
writerdeckOS is an operating system that converts laptops into a distraction-free writing device with a simple text editor. It's a DIY endeavor that erases the old OS and boots directly into Tilde Text Editor.

Avería: The Average Font (2011)

http://iotic.com/averia/img/fig1b.png
The user created a font called Avería by averaging multiple fonts using ImageMagick and PHP, then refined the process to preserve sharp edges. Avería is now available under the SIL Open Font License with various variants.

How to build your own VPN, or: the history of WARP

https://cf-assets.www.cloudflare.com/zkvhlag99gkb/3NQ735PxiKa2lse7NqfF61/9b12261ad02b05ba6d60ec8fc20eadc2/image7.png
Cloudflare used Linux's networking stack to build a high-performance VPN for WARP, a mobile-first performance and security app. They used Netfilter's NAT feature to securely egress arbitrary user packets from their edge machines.

Show HN: Geofenced chat communities anyone can create

https://vicinity.social/images/1.gif
Connect with people who are actually around you.No feeds. No noise. Just real talk in real places. Vicinity lets you talk to the people who are actually around you. Drop a pin, set your radius and chat length, and boom — anyone nearby can jump in. Pins are spontaneous by design: they pop up for the moment, spark a conversation, and then disappear. Want something more permanent? That’s where ...

IP blocking the UK is not enough to comply with the Online Safety Act

https://i0.wp.com/prestonbyrne.com/wp-content/uploads/2025/11/G5GCVChXYAAQmc5-1.png?resize=739%2C294&ssl=1
A US lawyer is defending a US website, SaSu, against UK regulator Ofcom's attempts to censor it under the Online Safety Act. The lawyer claims Ofcom's actions are politically motivated and an overreach of its authority, threatening American sovereignty and free speech.

Cloudflare scrubs Aisuru botnet from top domains list

https://krebsonsecurity.com/wp-content/uploads/2025/11/CFRadar-Aisuru-redacted.png
Cloudflare's rankings were manipulated by Aisuru botnet, which used hundreds of thousands of hacked IoT devices to generate fake DNS queries. Cloudflare has since redacted malicious domains and added a warning to its rankings.

Judge denies request to exempt Flock footage from Public Records Act

https://bloximages.chicago2.vip.townnews.com/goskagit.com/content/tncms/custom/image/7c33b032-575f-11ec-a31e-2b7532176948.png?resize=200%2C138
The Skagit Valley Herald is hiring newspaper carriers who can earn up to $1500 a month. A user has successfully logged in to an account after a gift purchase.

How Airbus Took Off

https://wip.gatspress.com/wp-content/uploads/2025/09/WIP-Cover-Layered-1.png
Would you rather fly in an Airbus or a Boeing? It seems like an easy question. As Alaska Airlines Flight 1282 flight climbed to 16,000 feet on a January evening in 2024, passengers were stunned when a hole was blasted in the side of the plane. They were hit by howling winds as tray tables were ripped from the backs of seats. Were it not for their seatbelts, they would likely have been sucked ...

He Chunhui's Tiny386 Turns an ESP32-S3 into a Fully-Functional 386-Powered PC

https://hackster.imgix.net/uploads/attachments/1901274/_tJeiCHz9qG.blob?auto=compress%2Cformat&w=600&h=450&fit=min
Developer He Chunhui created Tiny386, a x86 PC emulator for the low-cost Espressif ESP32 microcontroller. It can run Microsoft Windows 95 and various 16- and 32-bit software packages, including Doom.

My first fifteen compilers (2019)

https://blog.sigplan.org/wp-content/uploads/2019/07/shutterstock_306120221-1080x675.jpg
Lindsey Kuper describes her experience with compiler development using the nanopass approach, which involves breaking down a compiler into many small passes, each performing a specific task. This approach made compiler development more approachable and manageable, allowing her to build a 43-pass compiler in 15 weeks.

Show HN: Hephaestus – Autonomous Multi-Agent Orchestration Framework

https://raw.githubusercontent.com/Ido-Levi/Hephaestus/main/assets/hephaestus_overview.png
What if AI workflows could write their own instructions as agents discover what needs to be done? I was trying to build a system where AI agents could handle complex software projects. You know the kind: "Build me an authentication system with OAuth, JWT, rate limiting, and comprehensive tests." Traditional agentic frameworks can branch and loop, but they have a limitation: every ...

Valdi – A cross-platform UI framework that delivers native performance

https://opengraph.githubassets.com/889b00d9ad473997428a732188d6d280616624be19388103b26b4516e015ab81/Snapchat/Valdi
Valdi is a cross-platform UI framework that delivers native performance without sacrificing developer velocity. It compiles declarative TypeScript components into platform-native views for iOS, Android, and macOS.

Why is Zig so cool?

Nilo Stolte discusses the features of the Zig programming language, highlighting its unique compilation capabilities, simplicity, and robustness. He provides examples of using Zig to implement a Sudoku game, demonstrating its low-level capabilities and the use of test blocks for prototyping and debugging.

An Algebraic Language for the Manipulation of Symbolic Expressions (1958) [pdf]

The program uses conditional expressions to evaluate a list of expressions and select the first true one. It also defines a function to copy a list, handling cases where the list's first element is 0, 1, or 2.

Ticker: Don't die of heart disease

https://lh7-rt.googleusercontent.com/docsz/AD_4nXc5hn78ADnJaTq1W7Hs9wSs2JLtbU-cZqfLR3u5Sz-_WggN1uRAOnqjB0rgnwmeVP6gvoiwNysnaplrlE6DFMa592-acc-c12HYCcGJYR0uH_Pu5h5xvBJmujKrt9-HMBPSR3xm8XThFUq2W6BGpQncDusg?key=idWtkEjKUuoicTj4jSLZJw
Heart disease is a leading cause of death globally, affecting people of all ages, and can be prevented with simple and accessible tests and lifestyle changes. By taking control of one's heart health and being an advocate for oneself, individuals can avoid heart disease and live a healthier life, and this can be achieved with affordable tests and treatments.

Humanity's Endgame

https://noemamag.imgix.net/2025/10/FF_01-1-scaled.jpg?fit=crop&fm=pjpg&h=1186&ixlib=php-3.3.1&w=947&wpsize=noema-portrait-hero-image&s=dfe30ee099ce71aca9dc6f526599b4f1
Luke Kemp, a risk expert, believes societal collapse is inevitable due to the inherent flaws in hierarchical systems. He argues that states are prone to collapse after 200 years, and their downfall is often linked to dominance hierarchies and the presence of "Goliath fuels" such as lootable resources, monopolizable weapons, and caged land.

Opencloud – An alternative to Nextcloud written in Go

https://opengraph.githubassets.com/e2091c6fbcfe543baf6fc6252b56c78249293b5ae9a36825c333c225e081f1cc/opencloud-eu/opencloud
OpenCloud is a Go-based server released under Apache 2.0, available on Github and OpenCloud GmbH. It can be installed and run locally with a two-step command, storing data in the filesystem.

GPT-5-Codex-Mini – A more compact and cost-efficient version of GPT-5-Codex

https://opengraph.githubassets.com/4054444f2017cc62ddfabfa665fc28df3de7d729e1a309d235d39b5c19f80391/openai/codex/releases/tag/rust-v0.56.0
Highlights Introducing our new model GPT-5-Codex-Mini — a more compact and cost-efficient version of GPT-5-Codex PRs merged #6211 fix: Update the deprecation message to link to the docs #6212 [a...

How did I get here?

https://how-did-i-get-here.net/whois-screenshot.png
The author created a custom traceroute program called ktr to visualize the path of packets across the Internet, using ICMP packets with increasing TTL fields. The program reveals the networks and autonomous systems that packets traverse, governed by the Border Gateway Protocol (BGP) and peering relationships between networks.