https://framerusercontent.com/images/08h79yYaHYEakHHKoKRaP176CE.png?width=1024&height=1024
Europe needs help to create a unified legal entity for startups, the EU–INC, to overcome national barriers and regulatory burdens. We need your help to convince 27 EU member state governments to back the EU–INC by sharing this page and talking to national politicians.

Anthropic's original take home assignment open sourced

https://opengraph.githubassets.com/7c79785c38accf33eb74cd99387eba8c470d44dcec3bae9753530643baa8194d/anthropics/original_performance_takehome
This repo contains a version of Anthropic's performance take-home challenge before Claude Opus 4.5 surpassed humans. Optimize the code below 1487 cycles to beat Claude Opus 4.5's best performance and email Anthropic for consideration.

Show HN: ChartGPU – WebGPU-powered charting library (1M points at 60fps)

https://raw.githubusercontent.com/ChartGPU/ChartGPU/main/docs/assets/chart-gpu.jpg
ChartGPU is a TypeScript charting library built on WebGPU for smooth rendering. It creates a chart instance with a render coordinator that handles layout, scales, data upload, and render passes.

cURL removes bug bounties

https://etn.se/images/t/fb.png
cURL is removing bounty money for bug reports to reduce AI-generated nonsense reports. Joshua Rogers, a bug hunter, thinks this is a good idea, saying the real incentive is fame, not money.

Tell HN: Bending Spoons laid off almost everybody at Vimeo yesterday

Bending Spoons acquired Vimeo in a $1.38B deal, following a pattern of layoffs and cost-cutting after previous acquisitions. This model may aim to run acquired products at a profit before breaking them down, but it's unclear where the money comes from and how to sustain growth.

Claude's new constitution

https://www-cdn.anthropic.com/images/4zrzovbb/website/e69f9d8245799a0c2688d72e997f708475233d6b-1000x1000.svg
Anthropic has published Claude's constitution, a document outlining the AI model's values and behavior, to cultivate good values during training. The constitution is a foundational document that expresses and shapes who Claude is, and it will be used to train future versions of Claude.

Linux from Scratch

Skip is now free and open source

Skip is now completely free and open source, allowing developers to create native cross-platform apps without compromises. The platform's future is sustained through sponsorships and community support, ensuring its long-term success.

How AI destroys institutions

Civic institutions like universities and free press are crucial for democratic life, but AI systems are degrading them by eroding expertise and isolating people. Current AI systems are a death sentence for civic institutions due to their lack of transparency, cooperation, and accountability.

Scientists find a way to regrow cartilage in mice and human tissue samples

https://www.sciencedaily.com/images/1920/3d-knee-joint-inflammation-osteoarthritis.webp
Scientists at Stanford Medicine discovered a treatment that reverses cartilage loss in aging joints and prevents arthritis after knee injuries by blocking a protein linked to aging. The treatment restored healthy cartilage in old mice and human cartilage samples, improving movement and joint function.

SETI@home is in hiberation

Two SETI@home papers will be published in The Astronomical Journal, detailing data acquisition and analysis. A website outage has been resolved after multiple disk failure.

Waiting for dawn in search: Search index, Google rulings and impact on Kagi

Google's monopoly on search has stifled innovation and access to information, prompting a US court to rule against Google and order open index access. The ruling aims to create a more competitive search market, enabling companies like Kagi to provide ad-free search experiences and promote a non-commercial baseline for information access.

Stories removed from the Hacker News Front Page, updated in real time (2024)

https://opengraph.githubassets.com/555d2af436271e5d56282a3c38ff2ebdfdbda64febf6ad98e576c5ac6bc8e1cf/vitoplantamura/HackerNewsRemovals
A user created a project to track moderation on Hacker News Front Page, focusing on removed stories. The project logs all removed stories, aiming to increase transparency and possibly lead to a direct list on HN.

RSS.Social – the latest and best from small sites across the web

Ireland wants to give its cops spyware, ability to crack encrypted messages

https://regmedia.co.uk/2016/06/10/shutterstock_garda_editorial_only.jpg
Ireland's government plans to update its digital communication interception laws with the Communications (Interception and Lawful Access) Bill. The bill aims to empower law enforcement to intercept all forms of communications, including encrypted messages, with robust legal safeguards.

The Agentic AI Handbook: Production-Ready Patterns

https://www.nibzard.com/api/og/agentic-handbook
A quiet revolution in AI agents occurred during the 2025 winter holidays, with a critical mass of developers reaching the "production patterns" stage of understanding. The repository of 113 patterns represents the accumulated wisdom of teams who've shipped agents to production, providing a map for developers to navigate the territory of agentic AI.

Nested code fences in Markdown

Corey Dumm, a spiky-haired nerd, lives in a world where Markdown rules vary. He faces problems with triple backticks in fenced code blocks and inline code spans.

The percentage of Show HN posts is increasing, but their scores are decreasing

https://snubi.net/_astro/without.Bn-IUhB8_ZSSKMz.webp
The percentage of Show HN stories on Hacker News increased from 2-3% to over 12% since LLMs appeared, with a correlation between LLMs and Show HN posts. However, average Show HN scores have declined from 19.53 to 9.04, possibly due to user fatigue or lower quality content.

Swedish Alecta has sold off an estimated $8B of US Treasury Bonds

https://static.bonniernews.se/ba/dc301af5-2fb2-43cb-8258-15e0f477e958.jpeg?crop=420:236&auto=webp&width=420&quality=70
Atradius erbjuder möjlighet att automatisera kreditförsäkringar genom öppna API:er eller AtradiusFlow, vilket minskar tidsåtgången och frigör resurser. Designföretaget Umage har infört fyradagarsvecka efter att ha kopplat ihop sitt affärssystem med Atradius Flow.

Can you slim macOS down?

https://eclecticlight.co/wp-content/uploads/2026/01/backup1.png
The user discusses the numerous processes running on a Mac, including those related to Time Machine, and explores ways to disable them due to their resource usage. However, due to the Signed System Volume (SSV) and Duet Activity Scheduler (DAS), it's not possible to stop or disable these processes, making it difficult to pare down the Mac's processes.

JPEG XL Test Page

This webpage displays a JPEG XL image, currently only viewable in Safari, and discusses its history and re-implementation in Chrome. The website was built with blag and has contact information via Mastodon and Codeberg.

SmartOS

SmartOS is a Type 1 Hypervisor platform based on illumos, offering virtualization solutions for OS and hardware virtual machines. It supports live OS booting, increased security, and fast upgrades.

I made Zig compute 33M satellite positions in 3 seconds

https://quickchart.io/chart?c=%7B%22type%22%3A%22bar%22%2C%22data%22%3A%7B%22labels%22%3A%5B%22astroz%20Zig%20%28SIMD%29%22%2C%22astroz%20Zig%20%28scalar%29%22%2C%22Rust%20sgp4%22%5D%2C%22datasets%22%3A%5B%7B%22label%22%3A%22Propagations%20per%20Second%20%28Millions%29%22%2C%22data%22%3A%5B12%2C5.2%2C5.1%5D%2C%22backgroundColor%22%3A%5B%22%23f7a41d%22%2C%22%23f7a41d99%22%2C%22%23dea584%22%5D%7D%5D%7D%2C%22options%22%3A%7B%22plugins%22%3A%7B%22title%22%3A%7B%22display%22%3Atrue%2C%22text%22%3A%22Native%20SGP4%20Throughput%20%28Single%20Satellite%29%22%2C%22font%22%3A%7B%22size%22%3A16%7D%7D%7D%2C%22scales%22%3A%7B%22y%22%3A%7B%22beginAtZero%22%3Atrue%2C%22title%22%3A%7B%22display%22%3Atrue%2C%22text%22%3A%22Million%20props%2Fsec%22%7D%7D%7D%7D%7D&w=600&h=400&bkg=white
The user optimized the SGP4 propagation algorithm in Zig, achieving 11-13M propagations per second, and created a library called astroz that is faster than other implementations for certain use cases. The library uses SIMD and comptime precomputation to achieve high performance and can be used for tasks such as generating ephemeris data and collision screening snapshots.

Disaster planning for regular folks (2015)

The guide promotes simple, level-headed personal preparedness techniques to cope with life's risks, focusing on everyday scenarios like job loss, water outages, and financial insolvency. It emphasizes the importance of having a rainy-day fund, being mindful of expenses, and avoiding debt to ensure financial continuity.

Canada Announces Divorce from America

https://substackcdn.com/image/fetch/$s_!sreX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F54ef38a4-ee64-4c8f-a86b-f227c5e164cf_1024x683.jpeg
Canadian Prime Minister Mark Carney gave a powerful speech at Davos criticizing US leadership and calling for a new global order. He urged middle powers to work together and ditch superpowers that use economic coercion and isolationism.

Parliament tells Dutch government to keep DigiD data out of American hands

https://nltimes.nl/sites/nltimes.nl/files/styles/news_article_full_mobile_1x/public/2025-10/Kamerzetels_%282879707177%29.jpg.webp?h=e5aec6c8
Dutch parliament is concerned that US firm Kyndryl's acquisition of Solvinity could give US government access to Dutch DigiD data. MPs want the new Cabinet to prevent this by persuading Solvinity to reconsider or finding alternative solutions.

Vibecoding #2

The user created a tool called box that allows running ad-hoc code on ad-hoc clusters using a direct manipulation API, and used AI to help implement it. The user found that AI was good at producing results but not necessarily good code, and that an incremental approach worked better than trying to write the entire code at once.

Spotify won court order against Anna's Archive, taking down .org domain

https://cdn.arstechnica.net/wp-content/uploads/2026/01/spotify-logos-640x417.jpg
Anna's Archive lost its .org domain due to a lawsuit by Spotify and major record labels over mass scraping of copyrighted music. A judge granted a temporary restraining order and preliminary injunction to stop the site's distribution of copyrighted files.

Show HN: Rails UI

https://railsui.com/assets/property-f0efd0e63d9381c5108e95f5e20adf6eb9b2562a5f79ee824c973d180b3b912f.jpg
Rails UI offers professional-looking components and themes for Rails apps with no design skills required. It saves developers time and effort, allowing them to focus on business logic.

The super-slow conversion of the U.S. to metric (2025)

https://static.thefabricator.com/a/the-super-slow-conversion-of-the-us-to-metric-1758818197.jpg?size=1000x
The US Metric Board was created in 1975 to convert to the metric system but was disbanded in 1982 due to voluntary implementation. The US continues to struggle with dual systems, causing errors, costs, and lost opportunities, with estimated annual losses of $1.28 trillion.

Comic-Con Bans AI Art After Artist Pushback

https://images.unsplash.com/photo-1697479865079-bf7ef1ea5e22?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=M3wxMTc3M3wwfDF8c2VhcmNofDl8fGNvbWljLWNvbnxlbnwwfHx8fDE3Njg5MjcxNTZ8MA&ixlib=rb-4.1.0&q=80&w=2000
Comic-Con changed its policy to ban AI-generated art after artist backlash, citing concerns over exploitation and job loss. Artists like Karla Ortiz and Tiana Oreglia argue that AI threatens their livelihoods and creative work.

TeraWave Satellite Communications Network

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Convert potentially dangerous PDFs to safe PDFs

https://raw.githubusercontent.com/freedomofpress/dangerzone/main/assets/screenshot1.png
Dangerzone converts untrusted documents to safe PDFs by processing them in a sandbox, then converting the result back to PDF. It uses containers and gVisor for security, with optional OCR and updates available to improve its features.

EU Parliament freezes US trade deal ratification

https://img.lemde.fr/2026/01/20/0/0/3782/2527/664/0/75/0/0f207e8_ftp-1-xlk7xnlh9anx-2026-01-20t122332z-1577463871-rc2z4jakn9kp-rtrmadp-3-eu-parliament.JPG
EU lawmakers delay ratifying US trade deal due to Trump's tariff threats over Greenland. The move sends a strong message of discontent to the White House.

PicoPCMCIA – a PCMCIA development board for retro-computing enthusiasts

https://www.yyzkevin.com/wp-content/uploads/2026/01/CardPicture.png
A PCMCIA development board for retro-computing enthusiasts offers audio, networking, and expansion capabilities for vintage laptops and mobile devices. It features open-source firmware, wireless and Bluetooth connectivity, and emulates various audio and storage devices for DOS gaming and other applications.

FreeBSD

https://docs.freebsd.org/images/language.png
This is the FreeBSD handbook covering installation and use of FreeBSD 15.0-RELEASE, 14.3-RELEASE, and 13.5-RELEASE. The handbook is maintained by the FreeBSD documentation project and available for download from the FreeBSD website.

Nukeproof: Manifesto for European Data Sovereignty

https://nukeproof.org/_astro/eu-flag.BHqLhL4p_ZRdBB6.webp
NukeProof Alliance aims to create a sovereign European cloud by uniting local providers and startups against global hyperscalers. It's an initiative by SpaceTime to regain Europe's digital ownership and independence.

Libbbf: Bound Book Format, A high-performance container for comics and manga

https://private-user-images.githubusercontent.com/45581646/538123868-34f38fc6-eb25-4b0d-bc8c-cbda00be3d8a.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.EDPKA_J2qoo2AgomX66A6Njnsr5oqDDo4iS2cFHJGuU
BBF is a high-performance binary container for digital comics and manga, supporting DirectStorage, easy integrity checks, and mixed-codec containerization. It uses XXH3 hashing for verification and allows for flexible ingestion and logical structuring of book content.

illumos

https://illumos.org/n/images/logo2.svg
Illumos is a Unix OS with advanced features for debugging, filesystems, networking, and virtualization. It's free and open-source, available for virtual machines or bare metal, with community support on mailing lists and IRC.

Verizon starts requiring 365 days of paid service before it will unlock phones

https://cdn.arstechnica.net/wp-content/uploads/2025/07/verizon-640x426.jpg
Verizon's TracFone division now locks phones for 365 days, requiring customers to request an unlock after a year of paid service. This change affects TracFone, Straight Talk, and other Verizon-owned prepaid brands, reversing a previous 60-day unlocking policy.

European lawmakers suspend U.S. trade deal

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European lawmakers suspended approval of the EU-US trade deal due to President Trump's plans to annex Greenland and impose tariffs on European nations. They may use the EU's 'trade bazooka' to restrict US companies' access to the single market.

Show HN: TerabyteDeals – Compare storage prices by $/TB

Compare prices for SSDs, HDDs and flash memories on Amazon United States. Find the best deals on storage drives with our price-per-TB comparison tool.

EU inc: a new European company structure

https://commission.europa.eu/sites/default/files/styles/oe_theme_medium_no_crop/public/2025-01/paula-pinho.jpg
Europe must seize the opportunity to build a new independent Europe, capitalizing on permanent change and focusing on trade, business, and energy. The EU is working on a new European company structure, building a Savings and Investment Union, and investing in energy security and independence.

eBay explicitly bans AI "buy for me" agents in user agreement update

https://www.valueaddedresource.net/content/images/icon/Value-Added-Resource-copy--3--2694.png
eBay updated its User Agreement to prohibit AI "buy for me" agents and LLM scraping bots without permission. The update also expands arbitration clause to exclude group legal actions and clarifies arbitration opt-out process.

EU chief says EU should abandon caution after Bessent calls Denmark 'irrelevant'

https://i.guim.co.uk/img/media/e60001ace099da0554c15f818ff9bcbab812a915/472_0_4232_3385/master/4232.jpg?width=465&dpr=1&s=none&crop=none
European Commission president Ursula von der Leyen reiterated that Greenland's future is for the Greenlanders to decide, while warning Europe to step up and become more independent in a rapidly changing world order. European leaders are bracing for Donald Trump's address at Davos, where he will discuss his views on the emerging global order, Ukraine, and EU-US trade.

TrustTunnel: AdGuard VPN protocol goes open-source

https://cdn.adguardcdn.net/website/adguard-vpn.com/pictures/tengu_all_done.svg
AdGuard is open-sourcing its VPN protocol, TrustTunnel, a secure and mobile-optimized VPN protocol. TrustTunnel is now free to explore, audit, and use in own projects, aiming to change the status quo in VPN protocols.

Hate is a strong word, but I don't like Windows 11

User regretted installing Win11 due to its slowness, bugs, and missing features. They downgraded to Windows 10, wiping their system and reinstalling essential software.

Tell HN: Amazon has deactivated my seller account

Amazon deactivated seller's account due to IP violations despite clear product descriptions. Seller submitted notarized authorization letter but was still unable to reinstate account.

GenAI, the snake eating its own tail

https://www.ybrikman.com/assets/img/blog/gen-ai-snake-eating-tail/snake-eating-tail.png
GenAI tools are increasing human productivity but quietly destroying the ecosystems that made them possible by extracting value from content created by humans without giving back to the creators. A pay-per-use model is proposed as a solution to provide value to content creators, where GenAI tools list sources and offer revenue sharing for used content.

Slouching Towards Bethlehem – Joan Didion (1967)

https://www.saturdayeveningpost.com/wp-content/uploads/satevepost/2017-06-13-joan-didion.jpg
The author visits San Francisco's Haight-Ashbury neighborhood in 1967 to explore the counterculture movement, meeting various young people who have abandoned mainstream society. They witness a mix of free-spirited idealism and chaos, with some individuals struggling with addiction, mental health issues, and the consequences of their actions.

Your brain on ChatGPT: Accumulation of cognitive debt when using an AI assistant

A study on LLM-assisted essay writing found that users exhibited weaker brain connectivity and lower cognitive activity when using LLMs. Long-term reliance on LLMs may have negative educational implications, including underperformance and decreased neural engagement.

Tell HN: 2 years building a kids audio app as a solo dev – lessons learned

The user created Muky, a digital app for kids, after their child outgrew the Toniebox and wanted more content options. The app offers a balance between accessibility and parental control, with features like QR code sharing and curated content discovery.

Ask HN: How are you automating your coding work?

User automates coding work with AI tools like Claude Code and Opus, using them for tedious tasks and high-level guidance. They stay in control of architecture decisions and codebase understanding, treating AI like an intern needing constant feedback and reviews.

Show HN: See the carbon impact of your cloud as you code

Full Transcript of Carney's Speech to World Economic Forum

https://globalnews.ca/wp-content/uploads/2026/01/CP175653730-e1768927793200.jpg?quality=65&strip=all&w=720&h=379&crop=1
Canadian Prime Minister Mark Carney spoke at Davos about the "new world order" and how middle powers can benefit by working together. He emphasized the need for middle powers like Canada to build strength at home and act together to create a more just and cooperative world.

Challenges in join optimization

https://miro.medium.com/v2/resize:fit:1400/1*YZVDKfBpQCK3B7CU--SeLA.png
StarRocks optimizes joins by using a cost-based optimizer, logical join optimizations, join reordering, and distributed join planning to minimize network cost and leverage parallel execution. The system uses various techniques such as predicate pushdown, equivalence derivation, and join reordering algorithms like Exhaustive and Greedy to generate optimal join plans.

Three types of LLM workloads and how to serve them

https://modal-cdn.com/llm-almanac/workloads-host-overhead.png
Large language model workloads can be categorized into offline, online, and semi-online types, each requiring different architectures and optimizations to achieve maximum throughput and low latency. The choice of inference engine, such as vLLM or SGLang, and hardware, including GPUs like H100s and H200s, depends on the specific workload and requirements, with considerations for memory ...

Show HN: yolo-cage – AI coding agents that can't exfiltrate secrets

https://raw.githubusercontent.com/borenstein/yolo-cage/main/assets/disaster.gif
Engineer installs yolo-cage to limit AI's blast radius and defer decisions until PR review. yolo-cage provides sandboxed environment for AI to run in, filtering outbound traffic and restricting access to assigned branch.

Director Gore Verbinski: Unreal Engine is the greatest slip backwards for movie

https://cdn.mos.cms.futurecdn.net/aRakSLivNrd9CeBr9HZDGG-840-80.png
Gore Verbinski blames Unreal Engine for the decline in movie CGI quality, saying it brings a gaming aesthetic to cinema. He prefers a mix of practical and photographic effects, citing his new movie Good Luck, Have Fun, Don't Die as an example.

Open source server code for the BitCraft MMORPG

https://opengraph.githubassets.com/a02d34ff5d4c6b97e9be79f47a741ac93fbc42db1a1136bb5155e661a4444e99/clockworklabs/BitCraftPublic
BitCraft is a community-driven MMORPG with open sourced server-side code on SpacetimeDB. The code is licensed under Apache 2.0 and allows for similar game development with own IP.

What if AI is both good and not that disruptive?

https://substackcdn.com/image/fetch/$s_!6cL8!,f_auto,q_auto:best,fl_progressive:steep/https%3A%2F%2Fdeadneurons.substack.com%2Ftwitter%2Fsubscribe-card.jpg%3Fv%3D1263041971%26version%3D9
The author argues that large language models (LLMs) will not automate all knowledge work and cause mass unemployment, but rather increase productivity and shift relative wages. The disruption is likely contained to specific sectors rather than being an economy-wide transformation.

Who owns Rudolph's nose?

OpenAI API Logs: Unpatched data exfiltration

https://framerusercontent.com/images/oGuich6fsewt9StRsWETqjzPQeM.png
OpenAI's API log viewer has a vulnerability that exposes sensitive data through insecure Markdown image rendering. This vulnerability affects apps and agents built with OpenAI's 'responses' and 'conversations' APIs, even with built-in defenses.
https://jobswithgpt.com/static/icon_180.png
Note: These dashboards are not the source of truth. Job posting data can include duplicates and may double count roles. Treat the results as a sample that helps explain what the postings suggest about hiring focus. Summaries are generated with an LLM and may contain errors or omissions. For the most accurate and complete information, research the company directly.

Uber Faces Growing Pressure over Sexual Assault Record

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Setting Up a Cluster of Tiny PCs for Parallel Computing

https://www.kenkoonwong.com/blog/parallel-computing/parallel.jpg
The user set up a cluster of tiny PCs for parallel computing using Ubuntu, passwordless SSH, and R simulations, and compared the performance of CV5 and CV10. They found that tuned xgboost + glmnet had the best results with low bias, low variance, and decent coverage, while gam + lr had high bias and asymmetrical coverage.

Devin Review: AI to Stop Slop

https://cdn.sanity.io/images/2mc9cv2v/production/d3a2ab40ed159480636c231c48bfd8c547554e4e-926x768.png
Devin Review is a code review tool using AI and UX to help scale human understanding of complex code diffs. It offers features like intelligent diff organization, interactive chat, and AI bug detection to improve code review efficiency.

Judge blocks government from searching data seized from Washington Post reporter

DOGE Employees Shared Social Security Data

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I finally got my sway layout to autostart the way I like it

User created sway-layout to automate window layout on Arch Linux with Ansible. It spawns windows at once, tracks processes, and rearranges them, but has limitations and areas for improvement.

Show HN: macOS native DAW with Git branching model

ScratchTrack uses Git-style branching for audio production, allowing for experimentation and collaboration without conflicts. It preserves every recording and edit decision, enabling easy reverts and comparisons.

Show HN: Grov – Multiplayer for AI coding agents

https://raw.githubusercontent.com/TonyStef/Grov/main/landing/public/images/logos/grov-nobg.png
Grov captures Claude's reasoning and injects it into future sessions, improving efficiency and reducing token usage. It also preserves the prompt cache during idle periods and detects drift from the goal.

Show HN: Retain – A unified knowledge base for all your AI coding conversations

https://raw.githubusercontent.com/BayramAnnakov/retain/main/docs/screenshots/conversations.png
Retain aggregates AI conversations from Claude Code, claude.ai, ChatGPT, and more into a searchable knowledge base. It extracts learnings and preferences, then exports them to CLAUDE.md for persistent context.

A verification layer for browser agents: Amazon case study

https://www.sentienceapi.com/images/blogs/amzn_case_study/scene1_Navigate_to_Amazon_homepage.png
The report isolates the claim that reliability in Amazon shopping flow comes from verification, not from giving the model more pixels or parameters, using a verification layer with explicit assertions over structured snapshots. A strong planner paired with a small local executor, using Sentience for verification, achieves reliable end-to-end behavior with lower token usage and improved economics.

Show HN: Semantic search engine for Studio Ghibli movie

Discover beautiful moments from Studio Ghibli films

Show HN: UltraContext – A simple context API for AI agents with auto-versioning

https://ultracontext.ai/og-image.png
Git-like automatic versioning with zero cost abstraction. Full history with audit trail. Updates or deletes automatically create new versions. Full history and rollbacks available out of the box. Replay context or debug what went wrong. Long-running agents, MCPs, sub-agents—context fragments fast. One place to read and write, scoped however you need. Framework-agnostic.

Germany Forces Lexus to Remotely Kill Car Heating in Dead of Winter

https://www.gadgetreview.com/wp-content/uploads/snow-car.jpg
German authorities forced Toyota to disable remote start on gas-powered Lexus models to comply with emissions laws targeting idling. The move aims to reduce pollution but leaves car owners without a feature they paid for during winter mornings.

Magnetic remote control of biology

Great news! @mariaingaramo.bsky.social 's company (Nonfiction Labs) made a remote-controlled antibody. Its binding turns on and off with a magnet. This is a HUGE step towards our dream of magnetically controlled drugs. Imagine a cancer drug that ONLY attacks the tumor, not the rest of your body.

The first 100 days as a Renovate maintainer

https://media.jvt.me/6657d4ff89.jpeg
The author joined Mend to work on the Renovate project as a maintainer and community manager 100 days ago. They've learned about the project's lean maintainer team and how they manage to ship changes with a small team.

Ask HN: Is Linux Safe to Daily drive in 2026?

Linux is generally considered safe for daily use, especially if you stick to well-maintained distributions, keep your system up to date, and only use software from trusted sources. However, sandboxing and full disk encryption are recommended to enhance security, and users should be cautious when installing third-party software and extensions.

L∃AN together – live stream schedule

Talks will run four hours daily with staggered start times for different time zones. The schedule features a mix of casual and formal presentations for a balanced and diverse program.

Show HN: SpeechOS – Wispr Flow-inspired voice input for any web app

Users can speak naturally at 220+ WPM with AI automatically removing filler words and adding punctuation. SpeechOS transforms text with custom voice commands and editing capabilities.