30 minutes with a stranger

https://pudding.cool/2025/06/hello-stranger/assets/app/guide.svg
We often lack "bridging" social capital due to living in isolated communities and preferring relationships with like-minded people. This lack of connection with strangers makes us miss opportunities to build trust and helps to erode society.

Stripe Launches L1 Blockchain: Tempo

https://tempo-4duwa9kji-tempoxyz.vercel.app/images/social.jpg
Tempo is a purpose-built blockchain for high-volume payments with predictable fees, high throughput, and private transactions. It's a permissionless, open blockchain for global-scale real-time payments with collaborations for cross-border use cases.

Almost anything you give sustained attention to will begin to loop on itself

https://substackcdn.com/image/fetch/$s_!jygJ!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2b7fb0ff-d0da-4f32-91f3-f20fb768fc58_1200x841.png
Paying sustained attention to something can unlock intense and pleasurable experiences by allowing bodily systems to sync and loop with each other, restructuring the attentional field. This can be seen in deep relaxation, sensory experiences like sex, creative inspiration, and even understanding complex ideas in math, art, and science.

LLM Visualization

A 3D animated visualization of an LLM with a walkthrough.

Wikipedia survives while the rest of the internet breaks

https://s3.us-east-1.amazonaws.com/assets.sbnation.com/csk/uploads/verge-features/wikipedia/title/tetradrachm.png
Wikipedia's unique process of allowing anonymous strangers to collaborate and come to a consensus on fact-based articles has made it a crucial source of information, but it also makes it vulnerable to external attacks and internal conflicts. Despite its imperfections, Wikipedia's governance model, which focuses on process rather than content, has enabled the site to stay neutral and ...

Atlassian is acquiring The Browser Company

https://image.cnbcfm.com/api/v1/image/108170381-17521703481752170344-40657684475-1080pnbcnews.jpg?v=1752170347&w=750&h=422&vtcrop=y
Atlassian agreed to buy The Browser Co., which makes web browsers Arc and Dia, for $610 million in cash. The deal will boost Atlassian's browser technology with AI features to enhance user experience for its Jira project management software users.

What Is the Fourier Transform?

https://www.quantamagazine.org/wp-content/uploads/2025/09/Jean-Baptiste-Joseph-Fourier-cr-Julien-Leopold-Boilly-Public-domain-via-Wikimedia-Commons.webp
Fourier analysis, developed by Jean-Baptiste Joseph Fourier, separates sound and other functions into elemental frequencies. This technique has become a crucial tool in mathematics, physics, and chemistry.

WiFi signals can measure heart rate

https://news.ucsc.edu/wp-content/uploads/2025/08/20250814-Pulse-Fi-Research-EC-08-scaled-e1756416372585.jpg
Researchers at UC Santa Cruz created Pulse-Fi, a system accurately measuring heart rate using low-cost WiFi devices and a machine learning algorithm. The system works from up to 10 feet away and in various positions, demonstrating its potential for low resource health monitoring.

Le Chat: Custom MCP Connectors, Memories

https://cms.mistral.ai/assets/92e9c189-28ba-4d83-b8c9-058850e1ad30.png?width=1920&height=1920
Le Chat is now integrating with 20+ enterprise platforms, featuring a wide connector directory and custom extensibility. This integration empowers users to search, summarize, and act in various business-critical tools.

Google deletes net-zero pledge from sustainability website

https://www.nationalobserver.com/sites/default/files/styles/scale_width_lg_1x/public/img/2025/09/03/drop.png?itok=EF620-6s
Google removed its 2030 net-zero pledge from its Sustainability website due to growing power demand from AI data centers. The company still claims to be committed to reaching net-zero emissions by 2030, but critics see this as an unrealistic goal.

Neovim Pack

Vim packages are directories containing plugins, allowing plugins to be downloaded, unpacked, and loaded automatically on startup. Packages can have optional plugins that load only with the :packadd command or be added to runtimepath manually.

Melvyn Bragg steps down from presenting In Our Time

https://ichef.bbci.co.uk/images/ic/400xn/p0m0jth3.jpg
Melvyn Bragg steps down from BBC Radio 4's In Our Time after 1,000 episodes over 25 years. He will continue working with the BBC on other projects, including a new series in 2026.

io_uring is faster than mmap

https://www.bitflux.ai/pics/memory_is_slow_part2/cached.png
The author is using a server with 32 CPU cores and 96 GB of memory to benchmark the performance of counting integers from disk versus memory. He uses a combination of disk and memory to find that disk can be faster than memory when using a custom IO pipeline.

I ditched Spotify and set up my own music stack

https://leshicodes.github.io/assets/images/navidrome-62470ba14db4ff4a00eebfc17a06b528.png
User built a self-hosted music streaming setup using Navidrome and other tools, offering features beyond Spotify. The setup allows for music ownership, direct artist support, and customizable music discovery.

What If OpenDocument Used SQLite?

Using SQLite as a container for OpenDocument presentations could improve user experience with faster file save operations, smaller memory footprint, and quicker startup times. This approach allows incremental updates, improved accessibility, and support for features like document versioning and undo/redo capabilities, suggesting SQLite could enhance future application file formats.

Calling your boss a dickhead is not a sackable offence, UK tribunal rules

https://i.guim.co.uk/img/media/fbe4cf252adf6a9426dab074f4684eca3646d59d/91_41_4439_3550/master/4439.jpg?width=465&dpr=1&s=none&crop=none
An office manager was unfairly sacked after calling her boss and another director "dickheads" in a heated row. She was awarded £30,000 in compensation and legal costs.

Étoilé – desktop built on GNUStep

http://etoileos.com/images/features/main3.png
toilé is an open-source project aiming to create a user environment for create, collaborate, and learn tasks with a simplified user interface. It's built on GNUstep with MIT/BSD license for portability to various operating systems.

A high schooler writes about AI tools in the classroom

https://cdn.theatlantic.com/thumbor/sl7wCiMaa6qyi9JKtUP2Omftpp0=/0x0:2000x1125/960x540/media/img/mt/2025/09/2025_08_28_Rosario_Student_AI_final/original.gif
A student at a New York high school says AI tools have made schoolwork easier but also led to excessive shortcuts and cheating. This has resulted in a lack of intensity and discipline among students who rely on technology to complete tasks.

Hollow Knight: Silksong causes server chaos on Xbox, Steam, and Nintendo

https://assetsio.gnwcdn.com/silk-down.jpg?width=570&quality=70&format=jpg&auto=webp
Hollow Knight: Silksong's release caused platform chaos with Steam issues and error messages during payment. Players on Xbox, PlayStation, and Switch also face difficulties adding the game to their carts and wishlists.

Age Simulation Suit

https://www.age-simulation-suit.com/images/age_simulation_suit.jpg
The age simulation suit GERT offers young people to experience age-related impairments. It's durable and effective, suitable for teaching elderly behavior.

A PM's Guide to AI Agent Architecture

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Building an effective AI agent requires strategic architectural decisions that prioritize user trust over accuracy, by admitting uncertainty and being transparent in limitations. Implementing an agent that handles complex tasks involves choosing between several orchestration approaches, each offering advantages and trade-offs for predictability, adaptability, and cost.

SQLite's File Format

The SQLite database file format describes the organization of an on-disk database file into pages with a fixed size, ranging from 512 to 65536 bytes. The main database file is composed of a database file header, a freelist, b-tree algorithm storage, and reserved space for extensions with different fields for auto-vacuum and incremental-vacuum modes.

Amazon RTO policy is costing it top tech talent, according to internal document

https://i.insider.com/6520574a9f7ca8b2bbdc599b?width=700
Amazon's rigid return-to-office policy is hindering tech talent recruitment, as candidates prefer flexibility over higher pay and benefits. The company is at risk of falling behind in the AI space due to strict RTO rules and is losing employees to competitors like Oracle.

Polars Cloud and Distributed Polars now available

https://pola.rs/polars-cloud-banner.jpg
Polars Cloud is now Generally Available on AWS, offering a managed data platform for remote execution of Polars queries at scale. The launch includes a distributed engine in Open Beta with novel streaming architecture for vertical, diagonal, and horizontal scaling strategies.

Classic 8×8-pixel B&W Mac patterns

https://www.pauladamsmith.com/images/classic-mac-patterns/controlpanel2.png
The user extracted 38 classic Mac black-and-white patterns from a System 6 disk. They used various programs and commands to extract the patterns including DeRez, The Unarchiver, and ImageMagick.

We Found the Hidden Cost of Data Centers. It's in Your Electric Bill [video]

Pump the Brakes on Your Police Department's Use of Flock Safety

https://assets.aclu.org/live/uploads/2023/02/Plates_Blog-800x533.jpg
Flock Safety's nationwide ALPR system creates a mass-surveillance tool allowing any law enforcement to access data on vehicle movements. This system erodes Americans' privacy and may be extended to unjustifiable arrest and detention of innocent people.

Cache

The code snippet uses CacheStorage to cache and retrieve resources like fonts, while handling exceptions and HTTP error responses. It also shows a way to version caches and manage multiple caches with a service worker.

Atlassian is acquiring the Browser Company

https://image.cnbcfm.com/api/v1/image/108170381-17521703481752170344-40657684475-1080pnbcnews.jpg?v=1752170347&w=750&h=422&vtcrop=y
Atlassian agreed to buy The Browser Co., which makes web browsers Arc and Dia, for $610 million in cash. The deal will boost Atlassian's browser technology with AI features to enhance user experience for its Jira project management software users.

The Color of the Future: A history of blue

https://substackcdn.com/image/fetch/$s_!VbwI!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F010340db-0731-4100-b809-9bd1be7dad4d_2360x1908.jpeg
The color blue played a significant role in human history, with its artificial production driving technological advancements and cultural associations. From the rarity of blue pigments to the invention of blue LEDs, blue became a symbol of innovation and the future in science fiction, art, and technology.

Hitting Peak File IO Performance with Zig

https://steelcake.com/brandsiyah.png
Zig with io_uring is used to maximize file IO performance on Linux with a Ryzen EPYC CPU and 756 GB RAM. The example code is slower than fio but hits expected SSD numbers and uses features like polled io, kernel busy polling, and pre-registered buffers to achieve performance benefits.

AI not affecting job market much so far, New York Fed says

How many dimensions is this?

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Here's a 2-sentence summary of the user's text within a 200-character limit. The dimension of a line is a subtle concept that can be approached through spatial containment or the dimensionality of the space under the line. A mathematical model by Minkowski uses box-counting to assign dimension, which can apply not only to lines but also to fractal shapes.

How to build vector tiles from scratch

https://www.debuisne.com/_astro/nyc-plan.CNtnG5jx_1zR9Vs.webp
The user optimized their NYC Chaos Dashboard by converting GeoJSON data to vector tiles, reducing site load time and paint time. This improved performance and made the site usable for more users with the help of MapLibre GL JS and Mapbox Vector Tiles (MVT).

Google was down in eastern EU and Turkey

https://www.novinite.com/media/images/2025-09/photo_verybig_234225.jpg
Reports of Google services outage flood Eastern Europe causing disruptions across YouTube, Maps and Gmail. The outage is indicated by a 5xx server error, with alternative search engines available.

ICPC 2025 World Finals Results

https://worldfinals.icpc.global/scoreboard/2025/gold.png
If you are not redirected automatically, follow this link to current scoreboard.

Analog optical computer for AI inference and combinatorial optimization

https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41586-025-09430-z/MediaObjects/41586_2025_9430_Fig1_HTML.png
Analog optical computers can efficiently accelerate both AI inference and combinatorial optimization using a non-traditional computing platform, leveraging 3D optics and analog electronics to perform a fixed-point search without digital conversions. This enables the computer to run complex machine learning models and solve industrial optimization problems in a scalable and sustainable manner.

Electromechanical reshaping offers safer eye surgery

https://spectrum.ieee.org/media-library/magnified-view-of-a-rabbit-s-reshaped-cornea-the-corrected-cornea-is-visibly-flatter-compared-to-its-original-shape.jpg?id=61526874&width=1200&height=750
A new technique called electromechanical reshaping (EMR) uses electrical pulses to permanently reshape the cornea without cutting or burning. The cost-effective method, developed by surgeons-engineers, promises to replace traditional LASIK surgery for correcting vision issues.

Saquon Barkley is playing for equity

https://substackcdn.com/image/fetch/$s_!uS4n!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc265efdd-c2c8-491b-968e-fd30de6fcefc_2048x1366.jpeg
Saquon Barkley is an NFL star who manages his finances, treating endorsement deals as investments, not just payments. He parks his earnings in venture capital, real estate, and index funds, often getting direct equity stakes in companies through referrals and research.

Action was the best 8-bit programming language

https://substackcdn.com/image/fetch/$s_!_uwx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2075a8d0-9199-4881-8962-05fa7f543202_480x360.jpeg
Action! was an 8-bit compiled language developed by Clinton Parker for Atari computers. It was an integrated development environment with a text editor, compiler, debugger, and monitor that allowed for structured, procedural programming in a relatively fast and efficient manner.

Anonymous recursive functions in Racket

https://opengraph.githubassets.com/9284292d7eb67f6c0e1b8631ce1786d656be798b6af8b3e467bce64336735e5a/shriram/anonymous-recursive-function
The macro lam/anon in Racket allows anonymous recursive functions with the use of anaphoric references. It enables a function to refer to itself without needing an explicit name.

Not paying with cash

https://rubenerd.com/files/2017/me.jpg
Someone is going back to using cash due to positive reasons and wanting to reduce smartphone dependence. The benefits of cash include being anonymous, not having hidden charges, and being accessible to everyone, but convenience and budgeting ease make digital payments preferable.

The thousands of atomic bombs exploded on Earth (2015)

https://kottke.org/cdn-cgi/image/format=auto,fit=scale-down,width=200,metadata=none/images/2024/logo-colors/color-32.jpg
Between 1945 and 2017, over 2100 nuclear tests were conducted, mostly by the US and USSR, with the largest test being the 50-megaton Tsar Bomba in 1961. This explosion caused massive destruction across hundreds of kilometers and its effects were felt around the world.

How we built an interpreter for Swift

https://www.bitrig.app/assets/logos/app_icon_unmasked.png
Bitrig creates a Swift interpreter to run Swift apps on iOS, interpreting from Swift to Swift. It uses SwiftSyntax to parse code and generate runtime values and native API calls.

They blew up a boat far offshore, killed eleven people, and called it justice

https://substackcdn.com/image/fetch/$s_!fEEj!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2e089156-90d6-47d4-8f68-dfbbb1a77194_1280x720.jpeg
The US launched a strike in the Caribbean killing 11 suspected Venezuelan narco-traffickers without trial or capture. This move raises concerns about lawlessness, the rule of law, and US adherence to international law.

The race to build a distributed GPU runtime

https://voltrondata.com/_next/image?url=https%3A%2F%2Fcdn.sanity.io%2Fimages%2Fx74e9is9%2Fproduction%2Fea224960f0b21d47ccf82ded594174323ac69184-800x800.jpg&w=3840&q=75
Voltron Data's Theseus is a distributed runtime designed for efficient data movement, hiding latencies and keeping accelerators busy. It beats Databricks Photon at large scales, proving the importance of intentional data movement in distributed computing.

Browser Company (makers of Arc browser) Acquired By Atlassian for $610M

https://substackcdn.com/image/fetch/$s_!5GY1!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fd45c095d-e0d8-45e5-a56c-49a444313e6a_740x458.jpeg
Here's a two-sentence summary of the provided text.

X-COM creator Julian Gollop discusses his most important games (2019)

https://cdn.mos.cms.futurecdn.net/8uxbqMHM9iTnGDymQwL54P.jpg
Julian Gollop is a veteran game designer who began coding in BASIC while in school and has worked on various projects, including X-COM. His game Rebelstar Raiders, released in the 1980s, laid the foundation for his tactical combat system, which he later refined in games like Laser Squad and X-COM.

Is the decline of reading making politics dumber?

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20250906_CUD001.jpg
Students from two American universities were given a classic novel excerpt to read and explain, surprisingly finding it challenging. They were tasked with reading 19th-century English literature for understanding.

Tesla’s autonomous driving claims might be coming to an end [video]

Show HN: A Map of All YC Companies (5,300 Startups by Batch and Location)

https://yc.foundersaround.com/assets/yc_foundersaround_og.png
A map of YC companies around the world. Discover YC startups by city, batch, and industry. Powered by FoundersAround.

Farewell to Meshnet

https://ic.nordcdn.com/v1/https://sb.nordcdn.com/m/55c3d104e7daf591/original/blog-social-meshnet-sunset-968x507.svg
Meshnet will be fully shut down on December 1, 2025, due to low user adoption and ongoing resource needs. Alternative solutions including NordLocker for secure file sharing and other mesh networking solutions are recommended.

Unix Conspiracy (1991)

A conspiracy theory suggests Unix was created to hobble competitors and keep control over them with upgrades. This theory claims Unix was designed to be unreliable and spread indirectly through people and market forces.

Liquid Glass? That's what your M4 CPU is for

Apple's Liquid Glass design is visually appealing but resource-intensive, potentially causing hardware strain. It's computationally weightless for now due to powerful M4 chips but may become a problem on future, less powerful devices.

Launch HN: Slashy (YC S25) – AI that connects to apps and does tasks

Slashy is a general AI agent that connects to apps, reads data, and performs actions through tools and semantic search. It solves context-switching issues by integrating with 15 services and allowing users to describe automation workflows naturally.

Hledger 1.50

https://opengraph.githubassets.com/41eefd04649827543a3516334921a97e96d0169e5bf58ff7ee261158ee928ea1/simonmichael/hledger/releases/tag/1.50
hledger has updated its transaction balancing to use local precisions only. Updates to journal entries may be needed for accuracy.

Purikura: The Japanese Grandmother of the Selfie

https://images.squarespace-cdn.com/content/v1/5f4a21f48109a775b6cc05e2/c9d4a74e-62b3-419d-b337-aa092d4aca23/DpopRqXUYAA6kLv.jpg
In the mid-90s, Sasaki Miho created Purikura, a photo-taking, sticker-printing booth that became Japan's highest-grossing arcade game in 1996. Purikura's popularity remains despite waning in the 2000s, with over 90% of Japanese people trying it at least once.

Wal3: A Write-Ahead Log for Chroma, Built on Object Storage

https://trychroma.com/img/wal3-img.jpg
Building a database is challenging due to various potential issues and the need for a robust logging system to ensure data durability and availability.

Kruci: Post-mortem of a UI library

https://pwy.io/posts/kruci-post-mortem/assets/intro.png
I've summarized your input into 2 concise English sentences:

We Rarely Lose Technology (2023)

https://substackcdn.com/image/fetch/$s_!TOtg!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F59e2029b-d3eb-4f5a-8145-bbf4e6e9a27a_3013x1543.jpeg
Lost technology is a trope often used in fantasy and science fiction, where a hero stumbles upon an ancient device or process that has been forgotten. However, in reality, lost technology is relatively rare.

Look Out for Bugs

The author shares the "superpower" of finding bugs in code when carefully reading through implementation, and how reading source code helps build a precise mental model of a program. This skill allows for proactively revealing problems and creating more reliable software.

The company behind the Dia and Arc browsers is being acquired

https://platform.theverge.com/wp-content/uploads/sites/2/chorus/author_profile_images/195807/DAVID_PIERCE.0.jpg?quality=90&strip=all&crop=0%2C0%2C100%2C100&w=2400
Atlassian bought The Browser Company for $610 million, focusing on AI browser Dia for work tools. Atlassian will run Dia as an independent entity, expanding its features for work apps.

Processing Piano Tutorial Videos in the Browser

https://figmage.com/images/TkPnXxb7pA_yHI94XdQx2.png
The user built PianoReader, a web tool that watches piano tutorial videos and extracts notes and chords. It uses HTML canvas for video processing, Fabric.js for interactive canvas, and tonal.js for chord detection.

Show HN: Vapor – A notepad that fades away as you type

Your words fade away as you typeYou cannot go backFocus on what comes nextSave when you're doneGet Started

The life-changing Sarah Paine framework

https://substackcdn.com/image/youtube/w_728,c_limit/tlNHLGVRKlc
The author discussed a recent lecture by Professor Sarah Paine on the Cold War and a framework she uses to analyze history, which the author found life-changing. This framework involves questions, research methods, and sustaining lessons, making complex ideas more approachable and understandable.

Integer Programming (1977) [pdf]

Integer-programming models are a type of math problem that deals with discrete rather than fractional values, often used in decision-making situations such as capital budgeting, warehouse location, and scheduling. These models are used to solve practical problems that involve logical constraints and 0-1 variables, representing binary choices or decisions with two possible outcomes.

Volkswagen to make EVs more affordable, starting with the ID.Polo and a new SUV

https://electrek.co/wp-content/uploads/sites/3/2025/09/Volkswagen-ID-Polo-EV-3.jpeg?quality=82&strip=all&w=1400
Volkswagen is renaming its entry-level electric vehicles to reuse well-known names such as Polo, T-Cross and GTI for affordability. The ID.Polo and ID.Cross are among the new affordable EVs that will be launched soon, along with a GTI variant.

Rocketships and Slingshots

https://substackcdn.com/image/fetch/$s_!eQPp!,w_320,h_213,c_fill,f_auto,q_auto:good,fl_progressive:steep,g_center/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6b993030-0bc4-4e98-bb54-2778509f7a60_974x1034.png
A successful startup like Figma, takes a long time to reach its goal of becoming interstellar by slowly getting further away from everyone and everything interesting. These "slingshot" companies have hard-earned technical moats, unique customer relationships and are often hard to copy.

Show HN: I built FlipCards – a flashcard app with variations to improve learning

https://flipcardsapp.vercel.app/answer.png
FlipCards uses spaced repetition and card variations to improve learning retention and understanding. It prevents memorization by using multiple variations of each concept to assess comprehension.

A robot walks on water thanks to evolution's solution

https://cdn.arstechnica.net/wp-content/uploads/2025/09/rhagobot_2-640x853.jpeg
Scientists inspired by water striders' gliding ability created Rhagobot, a robot that uses morphing fan-like appendages to traverse water surfaces effortlessly, outpacing competitors in speed and agility. Rhagobot's design could revolutionize water exploration, search and rescue, and potential planetary exploration, building on the tiny insect's remarkable adaptability.

I solved a distributed queue problem after 15 years

https://cdn.prod.website-files.com/672411cbf038560468c9e68f/68b7bf757d45df00d5753d88_fbbbe73e.png
Reddit used RabbitMQ task queues for horizontal scalability, flow control and scheduling, but needed durable queues for robustness with durable workflow checkpointing to a store like Postgres. Durable queues provide a persistent record of tasks and relationships for recovery and observability, and are suitable for lower volume business-critical tasks.

Updating restrictions of sales to unsupported regions

https://www-cdn.anthropic.com/images/4zrzovbb/website/653e7474811cf768b6b0f628e253f98c60e2747e-1000x1000.svg
Anthropic is restricting services for companies with ties to authoritarian regions due to security risks and potential misuse. This update aligns with its commitment to advancing democratic interests with AI development.

Building Supabase-Like OAuth Authentication for MCP Servers

https://hyprmcp.com/_astro/mcp-server-authentication.0PyUzcDS_1t0tey.svg
Jakob, an Engineer at Hypr MCP, built a MCP Server Gateway that acts as a reverse proxy and supports the MCP authorization framework with a custom solution using Dex as the identity provider. The MCP Server Gateway provides an easy-to-use package for MCP server implementers and handles authentication using OAuth2 access tokens validated by JWTs from the client.

Framework Making Printers

Something went wrong, but don’t fret — let’s give it another shot. Some privacy related extensions may cause issues on x.com. Please disable them and try again.
https://gutenberg.org/cache/epub/76806/images/cover.jpg
You have to follow certain rules to copy and distribute Project Gutenberg works, mainly in the U.S. where they are in the public domain, and comply with terms like no charge for access and a certain notice about the license. Redistribution is subject to trademark license and commercial redistribution rules apply.

AI Darwin Awards

https://aidarwinawards.org/images/aidarwinawards-banner.png
The AI Darwin Awards celebrate pioneers who mishandle artificial intelligence, putting their company and everyone else at risk. These nominees showcase spectacularly poor decisions and hubris in the field of AI.

Ask HN: What Arc/Dia features should we prioritize?

https://opengraph.githubassets.com/ed0721b7d639332ce51c8ff85f8d82205a84f4461f07b24484c280ef44b51ae9/browseros-ai/BrowserOS/issues/99
Feature request: What would you love to see in BrowserOS? This is a place to share feature ideas and requests for BrowserOS. Drop your suggestions below! 👇 Tell us what features you'd love to see - we'll follow up if we have questions an...

The million dollar mystery behind Milk.com

https://media.npr.org/assets/img/2022/10/24/pm_new_tile_2022_sq-e543deddd0a46a98be481b46e6a72efa6b52236f.jpg?s=1100&c=85&f=jpeg
Someone owns a valuable domain name, milk.com. They're not selling it despite potentially making millions, leaving investors and Planet Money to wonder its real worth.

Hungry Hungry Hippos Autoplay (2017)

https://www.mikekohn.net/micro/pics/misc/hippos_closeup_thumb.jpeg
You built a Hungry Hungry Hippos game robot with a W65C265SXB, Intel Atom netbook and Alexa control. It plays by itself using image processing and was then made controllable via voice commands.

An Anatomically Correct Replica of the Human Brain, Knitted by a Psychiatrist

https://cdn8.openculture.com/2025/09/03200850/Hand-Knit_brain.jpg
Dr. Karen Norberg studied brain development using knitting as a similar process, comparing cell growth to stitches in a row. She knit an anatomically correct human brain replica, a labor of love, appealing to her sense of humor due to its absurd ambition.

Japan Is Still Investing in Custom Floating Point Accelerators

https://www.nextplatform.com/wp-content/uploads/2025/09/pezy-sc4s-logo.jpg
Pezy Computing's new Pezy-SC4s chip boosts floating-point performance by 25% and lowers power consumption despite a significant increase in clock speed, potentially matching the Green500's record 55 GF/W. The company plans to release its first exascale system next year, featuring 737,280 cores and a peak performance of 8.6 petaflops.

Transmission Grid Mapping in OpenStreetMap

https://mapyourgrid.org/images/logos/MapYourGrid-logo.webp
Fossil fuels cause over 75% of global greenhouse gas emissions. You can help modernize electrical grids through OpenStreetMap by mapping and validating local grid data to support clean energy projects worldwide.

Show HN: rm-safely – A shell alias that moves files to trash instead of deleting

https://raw.githubusercontent.com/zdk/rm-safely/main/docs/demo.gif
The rm-safely alias prevents accidental deletion of important files on MacOS by prompting for confirmation before deleting. It allows for safer deletion by redirecting files to the trash bin first for further decision.

Campfire Open Sourced

https://opengraph.githubassets.com/dc7e2b89f845c05a656f48c6386348ad87e128359bfe1e0cf292403c19a04fe1/basecamp/once-campfire
Campfire is a single-tenant app requiring separate instances for distinct groups. Deployment includes web app, background jobs, caching, and SSL.