Show HN: WhatCable, a tiny menu bar app for inspecting USB-C cables

https://raw.githubusercontent.com/darrylmorley/whatcable/main/docs/screenshot.png
WhatCable is a macOS menu bar app that identifies USB-C cables and their capabilities. It exposes cable information, charging diagnostics, and connected device identities via a friendly menu bar popover.

The gay jailbreak technique

A novel technique exploits AI guardrails by requesting information in a gay voice, using political correctness to bypass alignment. This "Gay Jailbreak" method is highly flexible and can be used to obtain sensitive information.

Grok 4.3

https://docs.x.ai/api/og?t=eyJ0aXRsZSI6Ikdyb2sgNC4zIiwidiI6IjMiLCJzY29wZSI6ImRldmVsb3BlcnMiLCJzZWN0aW9uIjoiTW9kZWxzIGFuZCBQcmljaW5nIn0.SMidkHaGudRzuawDgM_H4n4Y3WQgd7xcEmaQjlFarcw
Learn how to use our products and services

Uber torches 2026 AI budget on Claude Code in four months

https://www.briefs.co/wp-content/uploads/2025/12/BriefsFinance-logo-dec-2025.png
Lower bills and invest wisely by being nice to customer service reps and following the 75/15/10 budgeting rule. Rebalance your portfolio and consider alternatives, bonds, and Bitcoin investments to achieve financial goals.

Apple accidentally left Claude.md files Apple Support app

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.

AI uses less water than the public thinks

https://i0.wp.com/californiawaterblog.com/wp-content/uploads/2026/04/Jay-Lund-AI-Data-Center-Water-Use-Blog-a69cdd4e-f8cd-470e-873c-e908e28cbc2b-1024x683.png?resize=1024%2C683&ssl=1
Artificial intelligence's water use in California is mostly modest, about 0.055 percent of annual human water use. Data centers' water use is mostly for cooling needs from the heat produced from their electricity use.

City Learns Flock Accessed Cameras in Children's Gymnastics Room as a Sales Demo

https://storage.ghost.io/c/0f/76/0f76b548-bc58-4f25-abc3-3f5ebca07da4/content/images/2026/04/CleanShot-2026-04-30-at-06.16.58@2x.png
Flock employees accessed cameras in sensitive locations in Dunwoody, including a children's gymnastics room and a Jewish community center, as part of sales demonstrations. Flock has agreed to stop using Dunwoody's cameras for demonstrations and will train employees to conduct demos in more public locations.

Ti-84 Evo

https://education.ti.com/-/media/ti/education/images/products/product-details/graphing/84-series/84-evo-shared/overview-evo-animated-screen-math-tools-v2.gif?rev=3e5c20f1-f86c-4050-9cb5-9230c63a8684&la=en&h=420&w=480&hash=C7678842D23A4F35210353A5A2B4B4AF
The input is a JSON object containing a list of commands for a text editor. The commands include editing text, formatting options, and inserting links and images.

New research suggests people can communicate and practice skills while dreaming

https://media.newyorker.com/photos/69f38c2c92c2d134aec145ec/2:2/w_2560%2Cc_limit/image2%2520(4).jpeg
Scientists have been studying sleep learning, where people learn new information while asleep, and found promising results, but early studies were flawed. Recent research has shown that sleep can influence behavior and learning, with some people able to solve puzzles and remember information after waking.

Police Have Used License Plate Readers at Least 14x to Stalk Romantic Interests

Police officers across the US are misusing automated license plate reader systems to track romantic interests, with 14 cases identified since 2024. Most incidents came to light after victims reported the officers' behavior, highlighting concerns about privacy and security.

Your website is not for you

Decision-makers often forget that a website is for the customer, not themselves. They should prioritize user needs over personal preferences.

Ask HN: Who is hiring? (May 2026)

Here are the job postings summarized in 2 concise English sentences each, not exceeding 200 characters:

An open letter asking NHS England to keep its code open

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The NHS is walking back its commitment to open-source code, which requires more work but ensures higher quality and security. We urge NHS England to reaffirm its commitment to the NHS Service Standard Principle 12.

Spotify adds 'Verified' badges to distinguish human artists from AI

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Spotify introduces 'Verified by Spotify' badge to identify human artists, with over 99% of searched artists to be verified. The badge will prioritize acts with significant music contributions, but critics argue it may favor commercial artists and not address AI-generated music.

OpenWarp

OpenWarp 是基于 Warp 开源代码的社区分支,支持自定义 OpenAI 接口和多语言。它保留 Warp 体验,允许用户控制 AI 层和凭证。

Credit cards are vulnerable to brute force kind attacks

https://metin.nextc.org/static/5/receipt.jpg
The user's credit card was stolen despite being stored on a secure website that followed PCI DSS standards, highlighting vulnerabilities in the system that allowed attackers to brute force the card number. The attackers used multiple endpoints and APIs to test credit card numbers at a rate of 6 requests per second, eventually obtaining the card number and making unauthorized transactions.

Flock cameras keep telling police a man who doesn't have a warrant has a warrant

Canonical/Ubuntu have been under DDoS

Welcome to Canonical and Ubuntu Status! View active incident progress, historical component status, and subscribe to email and RSS notifications for components and incidents on the move.

The X-Files has made me nostalgic for a time I never experienced

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The author is reminiscing about watching The X-Files for the first time and appreciating its portrayal of a bygone era with simpler technology and stronger communities. They feel nostalgic for a time when people lived better and had more meaningful connections.

After dissing Anthropic for limiting Mythos, OpenAI restricts access to Cyber

https://techcrunch.com/wp-content/uploads/2026/04/Screenshot-2026-04-14-at-7.00.44-PM.png?w=1024
OpenAI is releasing GPT-5.5 Cyber to help companies find security holes, but critics fear it could be misused by hackers. OpenAI is restricting access to ensure legit cybersecurity users, consulting with the US government to make it more widely available.

AWS stops billing Middle East cloud customers as repairs to war damage drag on

https://cdn.arstechnica.net/wp-content/uploads/2026/05/GettyImages-2264958756-640x427.jpg
Amazon's cloud services in the Middle East will take several months to fully recover from Iranian drone strikes that damaged data centers in UAE and Bahrain. AWS customers are advised to migrate resources to other regions and use remote backups until normal operations are restored.
https://opengraph.githubassets.com/d7888a7f657264301cd0dccad9a87210c3c0bd3c6b992abd756013f161f54f2c/whohas/whohas
whohas is a command line tool that queries package lists from various distributions. It displays package version information, URLs, and repository details for specified packages.

I'm Peter Roberts, immigration attorney who does work for YC and startups. AMA

The user discusses various US immigration topics including the new $100k H1B fee, N400 application delays, L1 visa changes, and green card application challenges. They also mention the difficulties of sponsoring H1-B workers for permanent status and the increasing RFE and denial rates for certain green card applications.

Running Adobe's 1991 PostScript Interpreter in the Browser

The HP C2089A PostScript Cartridge Plus is a 1991 add-on for LaserJet II/III that still renders PostScript correctly today. retro-ps emulates the cartridge on a modern system, lifting its original constraints to render high-DPI pages with any paper size.

Ask HN: Who wants to be hired? (May 2026)

Multiple individuals are seeking freelance, contract, or full-time work in various tech fields, including software engineering, DevOps, AI, and UX design, with experience in languages such as Python, Java, JavaScript, and more. They are open to remote work and are located in different parts of the world, including the US, Europe, and India.

Show HN: GhostBox – Borrow a disposable little machine from the Global Free Tier

https://www.ghost.charity/cycle-of-ghosts.png
Ghostbox provides temporary, disposable machines for coding agents with shell, repo, and network access. Borrowed energy is returned to the clouds after use, making it a free, ephemeral compute solution.

Advanced Quantization Algorithm for LLMs

https://raw.githubusercontent.com/intel/auto-round/main/docs/imgs/AutoRound.png
AutoRound is a quantization toolkit for LLMs and VLMs that achieves high accuracy at ultra-low bit widths with minimal tuning. It supports mixed-precision quantization and various formats, including AutoRound, AutoAWQ, and GGUF.

Apple Says Mac Studio and Mac Mini Will Be in Short Supply for Months

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Apple's Mac mini and Mac Studio are in high demand due to their AI capabilities, leading to supply chain issues and shipping delays of up to 4-5 months. Apple underestimated demand, citing a global memory chip shortage and production constraints as the main reasons for the shortage.

Apocalypse Early Warning System

The site tracks business jets using FAA registry data and ADS-B Exchange heatmap files, comparing current airborne counts to historical baselines for anomalies. It estimates max people on board by mapping aircraft models to published capacities and scaling unknowns by average.

Ubuntu servers taken offline by "sustained, cross-border attack"

https://cdn.arstechnica.net/wp-content/uploads/2022/11/error-503-300x207.jpg
Ubuntu and Canonical servers were knocked offline due to a DDoS attack, preventing normal communication and OS updates. Updates remain available from mirror sites, but officials have maintained silence since the outage began.

Understand Anything

https://raw.githubusercontent.com/Lum1104/Understand-Anything/main/assets/hero.png
Understand Anything is a Claude Code Plugin that analyzes a codebase with a multi-agent pipeline, building a knowledge graph of every file, function, class, and dependency for interactive exploration. It provides an interactive dashboard to visualize the codebase as a graph, allowing users to search, explore, and ask questions about the codebase.

Sally McKee, who coined the term "the memory wall", has died

https://www.online-tribute.com/memorial/uploads/photo/page-1899-2696-17423572810.jpeg
Sally A. McKee, a renowned computer science professor, passed away on Feb 12 after a short illness. She was a beloved friend, mentor, and researcher who advanced cybersecurity and inspired many with her kindness and generosity.

Your biggest vulnerability is your shitty compensation

https://images.unsplash.com/photo-1744957280072-40a0ce0a8402?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=M3wxMTc3M3wwfDF8c2VhcmNofDF8fGJyaWJlcnl8ZW58MHx8fHwxNzc3NTc4MTk0fDA&ixlib=rb-4.1.0&q=80&w=1200
The author is frustrated with employers who offer low pay for critical roles, leading to undercompensation and potential security risks.

Show HN: Perfect Bluetooth MIDI for Windows

Erwin built a free open-source utility to bridge Bluetooth LE MIDI keyboards to Windows MIDI Services. It detects the receive channel of the piano and allows any DAW or Web MIDI app to use it.

A statement about why RightsCon 2026 will not take place in Zambia

https://www.rightscon.org/cms/assets/uploads/2026/05/Blog-header-Statement-RC-Zambia-01-IC-1.jpg
RightsCon 2026 was cancelled due to foreign interference, specifically pressure from China over Taiwanese participants. The event's host, Access Now, was not consulted or formally notified before the decision was made.

Show HN: Winpodx – run Windows apps on Linux as native windows

https://raw.githubusercontent.com/kernalix7/winpodx/main/CI.svg
winpodx is a Linux tool that runs Windows apps natively, with real icons and WM_CLASS, using FreeRDP RemoteApp and dockur/windows. It's in active development with a redesigned host-guest pipeline and auto-discovery of installed apps.

Pro-Iran crew turns DDoS into shakedown as Ubuntu.com stays down

https://regmedia.co.uk/2026/03/17/iran_flag_keyhole.jpg
Canonical's web infrastructure is under a sustained DDoS attack by the Islamic Cyber Resistance in Iraq, aka 313 Team. The attack has disrupted Ubuntu's main website and some subdomains, with users unable to download distros or log into Canonical accounts.

Lib0xc: A set of C standard library-adjacent APIs for safer systems programming

https://opengraph.githubassets.com/2c64935df94582561c7e37aaec96ca8dc23a30a38d207948e200f8457546e6a2/microsoft/lib0xc
lib0xc is a C library that aims to make systems programming safer by providing safer APIs and utilities. It uses the C preprocessor to expose its API surface and leans heavily on clang bounds safety extensions.

If I could make my own GitHub

The author wants to create a new forge that addresses issues with modern forges, such as enforcing pre-commit hooks, customizable PR approval, and smaller hosting units.

Whimsical Animations Course Open House

https://courses.joshwcomeau.com/images/covers/01-particles.png
You've made some course lessons public for preview, showcasing your teaching style. Some course features are only available to registered students, but you can still browse lessons using navigation links.

Show HN: AI CAD Harness

https://fusion.adam.new/opengraph-image?bfdae25aab0c7a47
Install AdamFusion by dropping the bundle into Fusion's AddIns or plug-in folder, then run and enable it. Sign in with your Autodesk account to start chatting in the Adam palette.

Artemis II fault tolerance

https://alearningaday.blog/wp-content/uploads/2014/05/bnw.jpg
NASA's Artemis II computer has 8 CPUs with self-checking pairs for redundancy, allowing it to safely ride through errors. The system also employs multiple redundancies, including triple-modular-redundant memory and a backup flight software system.

Our agent found a bug with WireGuard in Google Kubernetes Engine

https://lovable.dev/content/authors/sascha-eglau.jpg
Lovable's users experienced mysterious errors, including project opening failures and GitHub cloning timeouts, prompting infrastructure engineer Sascha to use AI agents to analyze logs and identify a suspicious issue with anetd pods in their Google Kubernetes Engine cluster. After collaborating with Google's team, they discovered a concurrency bug in Google's WireGuard module and a subsequent ...

It’s Toasted

https://yadin.com/notes/wp-content/uploads/2026/05/Lucky_Strike_ad_1926-10-738x1024.jpg
Meta uses the "It's Toasted" strategy to distract from social media's potential harm by emphasizing safety measures. This approach shifts focus from the platform's design to its management, similar to how tobacco companies downplayed risks by highlighting their manufacturing process.

The Rotary Un-Smartphone (2023)

https://skysedge.com/telecom/RUSP/images/proto3/RUSPP3_Splayed_small.JPG
The Rotary Un-Smartphone is a production-ready phone with a rotary dial and two displays, requiring advanced assembly skills and no soldering. It's an open-source LTE device supporting Voice over LTE, available as a kit or with custom parts.

A beginner's guide to Sourcehut (2025)

https://btxx.org/public/images/sourcehut-patches-list.webp
The article argues that GitHub's centralized and proprietary nature raises concerns about user data privacy and control, and suggests SourceHut as a more secure and decentralized alternative. SourceHut offers similar features to GitHub, including issue tracking, workflows, and static web hosting, but with a more open and community-driven approach.

Show HN: Site Mogging

https://screenshots.sitemogging.com/screenshots/geohot.com.png
Two websites enter. One gets mogged. An AI judge with the eye of an Awwwards critic decides which one looks prettier.

A Letter from Dijkstra on APL (1982)

Dijkstra's comments on APL are ironic as Ken Iverson invented APL notation for communication, not computer implementation. APL can be used for formal manipulations and computations, as demonstrated by examples in the text.

SpaceX rocket set for unintentional moon landing – well, a piece of it anyway

https://regmedia.co.uk/2017/01/10/moon.jpg
A Falcon 9 upper stage is expected to hit the Moon on August 5, traveling at 5,400 miles per hour. The impact poses little risk as there are no humans on the Moon and debris is unlikely to strike nearby probes.

The Hearts of the Super Nintendo (2024)

https://fabiensanglard.net/snes_hearts/resonator.webp
The Super Nintendo's components work together at the hardware level with a CLK output pin connected to a copper line spreading to most components. The console has two master clocks, one at 21.47727MHz and another at 24.576MHz, which are used to generate various clocks for the CPU, PPU, and other components.

Show HN: Loopsy, a way for terminals and AI agents on different machines to talk

https://opengraph.githubassets.com/21aef841f7ff148b7bef34d7362c4532c31c09f8858e67baa16400cfaf53fd5e/leox255/loopsy
Loopsy is a control surface for your machine, accessed by your phone, routed through a self-hosted relay on Cloudflare Workers. It enables remote control of your machine, file transfer, and shared state, with features like auto-approve and custom commands.

Show HN: Destiny – Claude Code's fortune Teller skill

https://raw.githubusercontent.com/xodn348/destiny/main/assets/hero.png
This skill provides a real fortune-telling experience for Claude Code, using computed numbers and generative interpretations based on classical East Asian metaphysics. It uses the Four Pillars, Perpetual Lunar Calendar, and I-Ching to generate a reading with a short prose, stars, hexagram, and lucky number/color/direction.

U.S. to Withdraw 5k Troops from Germany, Pentagon Says

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$500M for Virtual Biology Initiative, Funded by Zuckerbergs

https://biohub.org/wp-content/uploads/sites/32/2026/04/virtual-biology-initiative-announcement.png
Biohub announced a $500 million Virtual Biology Initiative to create predictive models of life by generating large-scale datasets and developing next-generation technologies. The initiative aims to accelerate scientific research and lead to new therapies and treatments for complex diseases.

Show HN: My Private GitHub on Postgres

https://raw.githubusercontent.com/calebwin/gitgres/main/res/logo.png
GitGres is a private GitHub alternative optimized for individual teams' needs, offering flexibility in cost, uptime, latency, and consistency. It uses a Postgres DBMS with tiered storage and caching for customizable performance.

Confessions of a Millennial in Tech

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The tech industry is rapidly changing with new tools, systems, and workflows emerging daily, making it hard to keep up and feel confident. Many traditional skills in growth, marketing, and product management are losing leverage due to automation and AI.

Telegraph and Politico owner says journalists must support Israel or resign

https://www.middleeasteye.net/sites/default/files/styles/read_more/public/images-story/000_86XV86V.jpg.webp?itok=-0Xh7Xwx
Axel Springer CEO Mathias Dopfner told Politico staff that backing Israel is a core value, prompting accusations of undermining the outlet's independence. Journalists fear Dopfner's ideological direction could skew coverage of Israel and other topics across Axel Springer's titles.

A Report on Burnout in Open Source Software Communities (2025) [pdf]

Open source maintainers face burnout due to lack of payment and unsustainable expectations. This leads to a crisis in the open source community, affecting mental health and self-worth.

Visual Studio 2026 still ships the form designer Alan Cooper drew in 1987

https://evilgeniuslabs.ca/img/og-default.png
WinForms, a UI framework, has survived 24 years on modern .NET with a designer that resembles VB6, due to its durable architecture built on top of the Win32 API. Despite Microsoft's attempts to replace it, WinForms remains the path of least resistance for line-of-business apps, thanks to its strong typing, event model, and compatibility guarantee.